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Message-ID: <20130115164649.GP3384@linux.vnet.ibm.com>
Date: Tue, 15 Jan 2013 08:46:49 -0800
From: "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To: Sasha Levin <sasha.levin@...cle.com>
Cc: torvalds@...ux-foundation.org, peter.senna@...il.com,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] hlist: drop the node parameter from iterators
On Sun, Jan 13, 2013 at 11:31:17AM -0500, Sasha Levin wrote:
> I'm not sure why, but the hlist for each entry iterators were conceived
> differently from the list ones. While the list ones are nice and elegant:
>
> list_for_each_entry(pos, head, member)
>
> The hlist ones were greedy and wanted an extra parameter:
>
> hlist_for_each_entry(tpos, pos, head, member)
>
> Why did they need an extra pos parameter? I'm not quite sure. Not only
> they don't really need it, it also prevents the iterator from looking
> exactly like the list iterator, which is unfortunate.
The rculist.h definition looks good to me, so:
Acked-by: Paul E. McKenney <paulmck@...ux.vnet.ibm.com>
> Besides the semantic patch, there was some manual work required:
>
> - Fix up the actual hlist iterators in linux/list.h
> - Fix up the declaration of other iterators based on the hlist ones.
> - A very small amount of places were using the 'node' parameter, this
> was modified to use 'obj->member' instead.
> - Coccinelle didn't handle the hlist_for_each_entry_safe iterator
> properly, so those had to be fixed up manually.
>
> The semantic patch which is mostly the work of Peter Senna Tschudin is here:
>
> @@
> iterator name hlist_for_each_entry, hlist_for_each_entry_continue, hlist_for_each_entry_from, hlist_for_each_entry_rcu, hlist_for_each_entry_rcu_bh, hlist_for_each_entry_continue_rcu_bh, for_each_busy_worker, ax25_uid_for_each, ax25_for_each, inet_bind_bucket_for_each, sctp_for_each_hentry, sk_for_each, sk_for_each_rcu, sk_for_each_from, sk_for_each_safe, sk_for_each_bound, hlist_for_each_entry_safe, hlist_for_each_entry_continue_rcu, nr_neigh_for_each, nr_neigh_for_each_safe, nr_node_for_each, nr_node_for_each_safe, for_each_gfn_indirect_valid_sp, for_each_gfn_sp, for_each_host;
>
> type T;
> expression a,c,d,e;
> identifier b;
> statement S;
> @@
>
> -T b;
> <+... when != b
> (
> hlist_for_each_entry(a,
> - b,
> c, d) S
> |
> hlist_for_each_entry_continue(a,
> - b,
> c) S
> |
> hlist_for_each_entry_from(a,
> - b,
> c) S
> |
> hlist_for_each_entry_rcu(a,
> - b,
> c, d) S
> |
> hlist_for_each_entry_rcu_bh(a,
> - b,
> c, d) S
> |
> hlist_for_each_entry_continue_rcu_bh(a,
> - b,
> c) S
> |
> for_each_busy_worker(a, c,
> - b,
> d) S
> |
> ax25_uid_for_each(a,
> - b,
> c) S
> |
> ax25_for_each(a,
> - b,
> c) S
> |
> inet_bind_bucket_for_each(a,
> - b,
> c) S
> |
> sctp_for_each_hentry(a,
> - b,
> c) S
> |
> sk_for_each(a,
> - b,
> c) S
> |
> sk_for_each_rcu(a,
> - b,
> c) S
> |
> sk_for_each_from
> -(a, b)
> +(a)
> S
> + sk_for_each_from(a) S
> |
> sk_for_each_safe(a,
> - b,
> c, d) S
> |
> sk_for_each_bound(a,
> - b,
> c) S
> |
> hlist_for_each_entry_safe(a,
> - b,
> c, d, e) S
> |
> hlist_for_each_entry_continue_rcu(a,
> - b,
> c) S
> |
> nr_neigh_for_each(a,
> - b,
> c) S
> |
> nr_neigh_for_each_safe(a,
> - b,
> c, d) S
> |
> nr_node_for_each(a,
> - b,
> c) S
> |
> nr_node_for_each_safe(a,
> - b,
> c, d) S
> |
> - for_each_gfn_sp(a, c, d, b) S
> + for_each_gfn_sp(a, c, d) S
> |
> - for_each_gfn_indirect_valid_sp(a, c, d, b) S
> + for_each_gfn_indirect_valid_sp(a, c, d) S
> |
> for_each_host(a,
> - b,
> c) S
> |
> for_each_host_safe(a,
> - b,
> c, d) S
> |
> for_each_mesh_entry(a,
> - b,
> c, d) S
> )
> ...+>
>
>
> Tested-by: Peter Senna Tschudin <peter.senna@...il.com>
> Signed-off-by: Sasha Levin <sasha.levin@...cle.com>
> ---
>
> Changes in v2:
> - Fix up conversion mistake reported by Peter.
>
> arch/arm/kernel/kprobes.c | 6 +-
> arch/ia64/kernel/kprobes.c | 8 +-
> arch/mips/kernel/kprobes.c | 6 +-
> arch/powerpc/kernel/kprobes.c | 6 +-
> arch/powerpc/kvm/book3s_mmu_hpte.c | 18 +--
> arch/s390/kernel/kprobes.c | 8 +-
> arch/s390/pci/pci_msi.c | 3 +-
> arch/sh/kernel/kprobes.c | 6 +-
> arch/sparc/kernel/kprobes.c | 6 +-
> arch/sparc/kernel/ldc.c | 3 +-
> arch/x86/kernel/kprobes.c | 8 +-
> arch/x86/kvm/mmu.c | 130 +++++++++------------
> block/blk-cgroup.c | 6 +-
> block/blk-ioc.c | 3 +-
> block/bsg.c | 3 +-
> block/cfq-iosched.c | 3 +-
> block/elevator.c | 4 +-
> crypto/algapi.c | 6 +-
> drivers/atm/atmtcp.c | 6 +-
> drivers/atm/eni.c | 3 +-
> drivers/atm/he.c | 3 +-
> drivers/atm/solos-pci.c | 3 +-
> drivers/clk/clk.c | 39 +++----
> drivers/gpu/drm/drm_hashtab.c | 19 ++-
> drivers/infiniband/core/cma.c | 3 +-
> drivers/infiniband/core/fmr_pool.c | 3 +-
> drivers/isdn/mISDN/socket.c | 3 +-
> drivers/isdn/mISDN/stack.c | 3 +-
> drivers/md/dm-bio-prison.c | 3 +-
> drivers/md/dm-bufio.c | 3 +-
> drivers/md/dm-snap.c | 3 +-
> .../md/persistent-data/dm-transaction-manager.c | 7 +-
> drivers/md/raid5.c | 3 +-
> drivers/misc/sgi-gru/grutlbpurge.c | 3 +-
> drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c | 18 +--
> drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 8 +-
> drivers/net/ethernet/mellanox/mlx4/en_netdev.c | 3 +-
> drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c | 8 +-
> drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c | 4 +-
> drivers/net/ethernet/sun/sunvnet.c | 3 +-
> drivers/net/macvlan.c | 6 +-
> drivers/net/tun.c | 15 ++-
> drivers/net/vxlan.c | 12 +-
> drivers/net/wireless/zd1201.c | 7 +-
> drivers/pci/pci.c | 12 +-
> drivers/staging/android/binder.c | 19 ++-
> drivers/target/tcm_fc/tfc_sess.c | 12 +-
> fs/affs/amigaffs.c | 3 +-
> fs/aio.c | 3 +-
> fs/cifs/inode.c | 3 +-
> fs/dcache.c | 9 +-
> fs/dlm/lowcomms.c | 10 +-
> fs/ecryptfs/messaging.c | 6 +-
> fs/exportfs/expfs.c | 3 +-
> fs/fat/inode.c | 3 +-
> fs/fat/nfs.c | 3 +-
> fs/fscache/cookie.c | 11 +-
> fs/inode.c | 19 ++-
> fs/lockd/host.c | 29 ++---
> fs/lockd/svcsubs.c | 7 +-
> fs/nfs/pnfs_dev.c | 9 +-
> fs/nfsd/nfscache.c | 3 +-
> fs/notify/fsnotify.c | 3 +-
> fs/notify/inode_mark.c | 19 ++-
> fs/notify/vfsmount_mark.c | 19 ++-
> fs/ocfs2/dcache.c | 3 +-
> fs/ocfs2/dlm/dlmrecovery.c | 6 +-
> fs/super.c | 6 +-
> fs/sysfs/bin.c | 3 +-
> fs/xfs/xfs_log_recover.c | 3 +-
> include/linux/hashtable.h | 37 +++---
> include/linux/if_team.h | 6 +-
> include/linux/list.h | 49 ++++----
> include/linux/pid.h | 3 +-
> include/linux/rculist.h | 56 ++++-----
> include/net/ax25.h | 8 +-
> include/net/inet_hashtables.h | 4 +-
> include/net/inet_timewait_sock.h | 8 +-
> include/net/netrom.h | 16 +--
> include/net/sch_generic.h | 3 +-
> include/net/sctp/sctp.h | 4 +-
> include/net/sock.h | 21 ++--
> kernel/cgroup.c | 10 +-
> kernel/events/core.c | 6 +-
> kernel/kprobes.c | 35 +++---
> kernel/pid.c | 3 +-
> kernel/sched/core.c | 6 +-
> kernel/smpboot.c | 2 +-
> kernel/trace/ftrace.c | 24 ++--
> kernel/trace/trace_output.c | 3 +-
> kernel/tracepoint.c | 6 +-
> kernel/user-return-notifier.c | 4 +-
> kernel/user.c | 3 +-
> kernel/workqueue.c | 16 +--
> lib/debugobjects.c | 21 ++--
> lib/lru_cache.c | 3 +-
> mm/huge_memory.c | 3 +-
> mm/kmemleak.c | 9 +-
> mm/ksm.c | 15 +--
> mm/mmu_notifier.c | 21 ++--
> net/9p/error.c | 4 +-
> net/appletalk/ddp.c | 9 +-
> net/atm/common.c | 7 +-
> net/atm/lec.c | 66 +++++------
> net/atm/signaling.c | 3 +-
> net/ax25/af_ax25.c | 15 +--
> net/ax25/ax25_ds_subr.c | 6 +-
> net/ax25/ax25_ds_timer.c | 3 +-
> net/ax25/ax25_iface.c | 3 +-
> net/ax25/ax25_uid.c | 11 +-
> net/batman-adv/bat_iv_ogm.c | 12 +-
> net/batman-adv/bridge_loop_avoidance.c | 39 +++----
> net/batman-adv/distributed-arp-table.c | 15 +--
> net/batman-adv/gateway_client.c | 13 +--
> net/batman-adv/main.c | 6 +-
> net/batman-adv/originator.c | 32 +++--
> net/batman-adv/originator.h | 3 +-
> net/batman-adv/routing.c | 6 +-
> net/batman-adv/send.c | 6 +-
> net/batman-adv/translation-table.c | 82 ++++++-------
> net/batman-adv/vis.c | 38 +++---
> net/bluetooth/hci_sock.c | 15 +--
> net/bluetooth/rfcomm/sock.c | 13 +--
> net/bluetooth/sco.c | 14 +--
> net/bridge/br_fdb.c | 23 ++--
> net/bridge/br_mdb.c | 6 +-
> net/bridge/br_multicast.c | 25 ++--
> net/can/af_can.c | 18 ++-
> net/can/gw.c | 15 ++-
> net/can/proc.c | 3 +-
> net/core/dev.c | 15 +--
> net/core/flow.c | 11 +-
> net/core/rtnetlink.c | 3 +-
> net/decnet/af_decnet.c | 9 +-
> net/decnet/dn_table.c | 13 +--
> net/ieee802154/dgram.c | 3 +-
> net/ieee802154/raw.c | 3 +-
> net/ipv4/devinet.c | 6 +-
> net/ipv4/fib_frontend.c | 15 +--
> net/ipv4/fib_semantics.c | 23 ++--
> net/ipv4/fib_trie.c | 33 ++----
> net/ipv4/inet_connection_sock.c | 10 +-
> net/ipv4/inet_fragment.c | 10 +-
> net/ipv4/inet_hashtables.c | 8 +-
> net/ipv4/inet_timewait_sock.c | 7 +-
> net/ipv4/raw.c | 13 ++-
> net/ipv4/tcp_ipv4.c | 7 +-
> net/ipv6/addrconf.c | 32 ++---
> net/ipv6/addrlabel.c | 18 ++-
> net/ipv6/inet6_connection_sock.c | 5 +-
> net/ipv6/ip6_fib.c | 12 +-
> net/ipv6/raw.c | 21 +++-
> net/ipv6/xfrm6_tunnel.c | 10 +-
> net/ipx/af_ipx.c | 16 +--
> net/ipx/ipx_proc.c | 5 +-
> net/iucv/af_iucv.c | 21 ++--
> net/key/af_key.c | 3 +-
> net/l2tp/l2tp_core.c | 12 +-
> net/l2tp/l2tp_ip.c | 3 +-
> net/l2tp/l2tp_ip6.c | 3 +-
> net/llc/llc_sap.c | 3 +-
> net/mac80211/mesh_pathtbl.c | 45 +++----
> net/netfilter/ipvs/ip_vs_conn.c | 26 ++---
> net/netfilter/nf_conntrack_expect.c | 17 ++-
> net/netfilter/nf_conntrack_helper.c | 13 +--
> net/netfilter/nf_conntrack_netlink.c | 9 +-
> net/netfilter/nf_conntrack_sip.c | 8 +-
> net/netfilter/nf_nat_core.c | 3 +-
> net/netfilter/nfnetlink_cthelper.c | 17 ++-
> net/netfilter/nfnetlink_log.c | 7 +-
> net/netfilter/nfnetlink_queue_core.c | 10 +-
> net/netfilter/xt_RATEEST.c | 3 +-
> net/netfilter/xt_connlimit.c | 8 +-
> net/netfilter/xt_hashlimit.c | 16 +--
> net/netlink/af_netlink.c | 30 ++---
> net/netrom/af_netrom.c | 12 +-
> net/netrom/nr_route.c | 30 +++--
> net/nfc/llcp/llcp.c | 16 +--
> net/openvswitch/datapath.c | 10 +-
> net/openvswitch/flow.c | 13 +--
> net/openvswitch/vport.c | 3 +-
> net/packet/af_packet.c | 3 +-
> net/packet/diag.c | 3 +-
> net/phonet/pep.c | 3 +-
> net/phonet/socket.c | 9 +-
> net/rds/bind.c | 3 +-
> net/rds/connection.c | 9 +-
> net/rose/af_rose.c | 14 +--
> net/sched/sch_api.c | 4 +-
> net/sched/sch_cbq.c | 18 ++-
> net/sched/sch_drr.c | 10 +-
> net/sched/sch_hfsc.c | 15 +--
> net/sched/sch_htb.c | 12 +-
> net/sched/sch_qfq.c | 16 +--
> net/sctp/endpointola.c | 3 +-
> net/sctp/input.c | 6 +-
> net/sctp/proc.c | 9 +-
> net/sctp/socket.c | 9 +-
> net/sunrpc/auth.c | 5 +-
> net/sunrpc/cache.c | 4 +-
> net/sunrpc/svcauth.c | 3 +-
> net/tipc/name_table.c | 8 +-
> net/tipc/node.c | 3 +-
> net/unix/af_unix.c | 6 +-
> net/unix/diag.c | 7 +-
> net/x25/af_x25.c | 12 +-
> net/xfrm/xfrm_policy.c | 47 ++++----
> net/xfrm/xfrm_state.c | 42 +++----
> security/integrity/ima/ima_queue.c | 3 +-
> security/selinux/avc.c | 19 +--
> tools/perf/util/evlist.c | 3 +-
> virt/kvm/eventfd.c | 3 +-
> virt/kvm/irq_comm.c | 15 +--
> 213 files changed, 1025 insertions(+), 1516 deletions(-)
>
> diff --git a/arch/arm/kernel/kprobes.c b/arch/arm/kernel/kprobes.c
> index 4dd41fc..170e9f3 100644
> --- a/arch/arm/kernel/kprobes.c
> +++ b/arch/arm/kernel/kprobes.c
> @@ -395,7 +395,7 @@ static __used __kprobes void *trampoline_handler(struct pt_regs *regs)
> {
> struct kretprobe_instance *ri = NULL;
> struct hlist_head *head, empty_rp;
> - struct hlist_node *node, *tmp;
> + struct hlist_node *tmp;
> unsigned long flags, orig_ret_address = 0;
> unsigned long trampoline_address = (unsigned long)&kretprobe_trampoline;
>
> @@ -415,7 +415,7 @@ static __used __kprobes void *trampoline_handler(struct pt_regs *regs)
> * real return address, and all the rest will point to
> * kretprobe_trampoline
> */
> - hlist_for_each_entry_safe(ri, node, tmp, head, hlist) {
> + hlist_for_each_entry_safe(ri, tmp, head, hlist) {
> if (ri->task != current)
> /* another task is sharing our hash bucket */
> continue;
> @@ -442,7 +442,7 @@ static __used __kprobes void *trampoline_handler(struct pt_regs *regs)
> kretprobe_assert(ri, orig_ret_address, trampoline_address);
> kretprobe_hash_unlock(current, &flags);
>
> - hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) {
> + hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) {
> hlist_del(&ri->hlist);
> kfree(ri);
> }
> diff --git a/arch/ia64/kernel/kprobes.c b/arch/ia64/kernel/kprobes.c
> index 7026b29..f8280a7 100644
> --- a/arch/ia64/kernel/kprobes.c
> +++ b/arch/ia64/kernel/kprobes.c
> @@ -423,7 +423,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
> {
> struct kretprobe_instance *ri = NULL;
> struct hlist_head *head, empty_rp;
> - struct hlist_node *node, *tmp;
> + struct hlist_node *tmp;
> unsigned long flags, orig_ret_address = 0;
> unsigned long trampoline_address =
> ((struct fnptr *)kretprobe_trampoline)->ip;
> @@ -444,7 +444,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
> * real return address, and all the rest will point to
> * kretprobe_trampoline
> */
> - hlist_for_each_entry_safe(ri, node, tmp, head, hlist) {
> + hlist_for_each_entry_safe(ri, tmp, head, hlist) {
> if (ri->task != current)
> /* another task is sharing our hash bucket */
> continue;
> @@ -461,7 +461,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
>
> regs->cr_iip = orig_ret_address;
>
> - hlist_for_each_entry_safe(ri, node, tmp, head, hlist) {
> + hlist_for_each_entry_safe(ri, tmp, head, hlist) {
> if (ri->task != current)
> /* another task is sharing our hash bucket */
> continue;
> @@ -487,7 +487,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
> kretprobe_hash_unlock(current, &flags);
> preempt_enable_no_resched();
>
> - hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) {
> + hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) {
> hlist_del(&ri->hlist);
> kfree(ri);
> }
> diff --git a/arch/mips/kernel/kprobes.c b/arch/mips/kernel/kprobes.c
> index 158467d..ce3f080 100644
> --- a/arch/mips/kernel/kprobes.c
> +++ b/arch/mips/kernel/kprobes.c
> @@ -598,7 +598,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,
> {
> struct kretprobe_instance *ri = NULL;
> struct hlist_head *head, empty_rp;
> - struct hlist_node *node, *tmp;
> + struct hlist_node *tmp;
> unsigned long flags, orig_ret_address = 0;
> unsigned long trampoline_address = (unsigned long)kretprobe_trampoline;
>
> @@ -618,7 +618,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,
> * real return address, and all the rest will point to
> * kretprobe_trampoline
> */
> - hlist_for_each_entry_safe(ri, node, tmp, head, hlist) {
> + hlist_for_each_entry_safe(ri, tmp, head, hlist) {
> if (ri->task != current)
> /* another task is sharing our hash bucket */
> continue;
> @@ -645,7 +645,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,
> kretprobe_hash_unlock(current, &flags);
> preempt_enable_no_resched();
>
> - hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) {
> + hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) {
> hlist_del(&ri->hlist);
> kfree(ri);
> }
> diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c
> index e88c643..11f5b03 100644
> --- a/arch/powerpc/kernel/kprobes.c
> +++ b/arch/powerpc/kernel/kprobes.c
> @@ -310,7 +310,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,
> {
> struct kretprobe_instance *ri = NULL;
> struct hlist_head *head, empty_rp;
> - struct hlist_node *node, *tmp;
> + struct hlist_node *tmp;
> unsigned long flags, orig_ret_address = 0;
> unsigned long trampoline_address =(unsigned long)&kretprobe_trampoline;
>
> @@ -330,7 +330,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,
> * real return address, and all the rest will point to
> * kretprobe_trampoline
> */
> - hlist_for_each_entry_safe(ri, node, tmp, head, hlist) {
> + hlist_for_each_entry_safe(ri, tmp, head, hlist) {
> if (ri->task != current)
> /* another task is sharing our hash bucket */
> continue;
> @@ -357,7 +357,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,
> kretprobe_hash_unlock(current, &flags);
> preempt_enable_no_resched();
>
> - hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) {
> + hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) {
> hlist_del(&ri->hlist);
> kfree(ri);
> }
> diff --git a/arch/powerpc/kvm/book3s_mmu_hpte.c b/arch/powerpc/kvm/book3s_mmu_hpte.c
> index 2c86b0d..da8b13c 100644
> --- a/arch/powerpc/kvm/book3s_mmu_hpte.c
> +++ b/arch/powerpc/kvm/book3s_mmu_hpte.c
> @@ -124,7 +124,6 @@ static void kvmppc_mmu_pte_flush_all(struct kvm_vcpu *vcpu)
> {
> struct kvmppc_vcpu_book3s *vcpu3s = to_book3s(vcpu);
> struct hpte_cache *pte;
> - struct hlist_node *node;
> int i;
>
> rcu_read_lock();
> @@ -132,7 +131,7 @@ static void kvmppc_mmu_pte_flush_all(struct kvm_vcpu *vcpu)
> for (i = 0; i < HPTEG_HASH_NUM_VPTE_LONG; i++) {
> struct hlist_head *list = &vcpu3s->hpte_hash_vpte_long[i];
>
> - hlist_for_each_entry_rcu(pte, node, list, list_vpte_long)
> + hlist_for_each_entry_rcu(pte, list, list_vpte_long)
> invalidate_pte(vcpu, pte);
> }
>
> @@ -143,7 +142,6 @@ static void kvmppc_mmu_pte_flush_page(struct kvm_vcpu *vcpu, ulong guest_ea)
> {
> struct kvmppc_vcpu_book3s *vcpu3s = to_book3s(vcpu);
> struct hlist_head *list;
> - struct hlist_node *node;
> struct hpte_cache *pte;
>
> /* Find the list of entries in the map */
> @@ -152,7 +150,7 @@ static void kvmppc_mmu_pte_flush_page(struct kvm_vcpu *vcpu, ulong guest_ea)
> rcu_read_lock();
>
> /* Check the list for matching entries and invalidate */
> - hlist_for_each_entry_rcu(pte, node, list, list_pte)
> + hlist_for_each_entry_rcu(pte, list, list_pte)
> if ((pte->pte.eaddr & ~0xfffUL) == guest_ea)
> invalidate_pte(vcpu, pte);
>
> @@ -163,7 +161,6 @@ static void kvmppc_mmu_pte_flush_long(struct kvm_vcpu *vcpu, ulong guest_ea)
> {
> struct kvmppc_vcpu_book3s *vcpu3s = to_book3s(vcpu);
> struct hlist_head *list;
> - struct hlist_node *node;
> struct hpte_cache *pte;
>
> /* Find the list of entries in the map */
> @@ -173,7 +170,7 @@ static void kvmppc_mmu_pte_flush_long(struct kvm_vcpu *vcpu, ulong guest_ea)
> rcu_read_lock();
>
> /* Check the list for matching entries and invalidate */
> - hlist_for_each_entry_rcu(pte, node, list, list_pte_long)
> + hlist_for_each_entry_rcu(pte, list, list_pte_long)
> if ((pte->pte.eaddr & 0x0ffff000UL) == guest_ea)
> invalidate_pte(vcpu, pte);
>
> @@ -207,7 +204,6 @@ static void kvmppc_mmu_pte_vflush_short(struct kvm_vcpu *vcpu, u64 guest_vp)
> {
> struct kvmppc_vcpu_book3s *vcpu3s = to_book3s(vcpu);
> struct hlist_head *list;
> - struct hlist_node *node;
> struct hpte_cache *pte;
> u64 vp_mask = 0xfffffffffULL;
>
> @@ -216,7 +212,7 @@ static void kvmppc_mmu_pte_vflush_short(struct kvm_vcpu *vcpu, u64 guest_vp)
> rcu_read_lock();
>
> /* Check the list for matching entries and invalidate */
> - hlist_for_each_entry_rcu(pte, node, list, list_vpte)
> + hlist_for_each_entry_rcu(pte, list, list_vpte)
> if ((pte->pte.vpage & vp_mask) == guest_vp)
> invalidate_pte(vcpu, pte);
>
> @@ -228,7 +224,6 @@ static void kvmppc_mmu_pte_vflush_long(struct kvm_vcpu *vcpu, u64 guest_vp)
> {
> struct kvmppc_vcpu_book3s *vcpu3s = to_book3s(vcpu);
> struct hlist_head *list;
> - struct hlist_node *node;
> struct hpte_cache *pte;
> u64 vp_mask = 0xffffff000ULL;
>
> @@ -238,7 +233,7 @@ static void kvmppc_mmu_pte_vflush_long(struct kvm_vcpu *vcpu, u64 guest_vp)
> rcu_read_lock();
>
> /* Check the list for matching entries and invalidate */
> - hlist_for_each_entry_rcu(pte, node, list, list_vpte_long)
> + hlist_for_each_entry_rcu(pte, list, list_vpte_long)
> if ((pte->pte.vpage & vp_mask) == guest_vp)
> invalidate_pte(vcpu, pte);
>
> @@ -266,7 +261,6 @@ void kvmppc_mmu_pte_vflush(struct kvm_vcpu *vcpu, u64 guest_vp, u64 vp_mask)
> void kvmppc_mmu_pte_pflush(struct kvm_vcpu *vcpu, ulong pa_start, ulong pa_end)
> {
> struct kvmppc_vcpu_book3s *vcpu3s = to_book3s(vcpu);
> - struct hlist_node *node;
> struct hpte_cache *pte;
> int i;
>
> @@ -277,7 +271,7 @@ void kvmppc_mmu_pte_pflush(struct kvm_vcpu *vcpu, ulong pa_start, ulong pa_end)
> for (i = 0; i < HPTEG_HASH_NUM_VPTE_LONG; i++) {
> struct hlist_head *list = &vcpu3s->hpte_hash_vpte_long[i];
>
> - hlist_for_each_entry_rcu(pte, node, list, list_vpte_long)
> + hlist_for_each_entry_rcu(pte, list, list_vpte_long)
> if ((pte->pte.raddr >= pa_start) &&
> (pte->pte.raddr < pa_end))
> invalidate_pte(vcpu, pte);
> diff --git a/arch/s390/kernel/kprobes.c b/arch/s390/kernel/kprobes.c
> index d1c7214..3388b2b 100644
> --- a/arch/s390/kernel/kprobes.c
> +++ b/arch/s390/kernel/kprobes.c
> @@ -354,7 +354,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,
> {
> struct kretprobe_instance *ri;
> struct hlist_head *head, empty_rp;
> - struct hlist_node *node, *tmp;
> + struct hlist_node *tmp;
> unsigned long flags, orig_ret_address;
> unsigned long trampoline_address;
> kprobe_opcode_t *correct_ret_addr;
> @@ -379,7 +379,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,
> orig_ret_address = 0;
> correct_ret_addr = NULL;
> trampoline_address = (unsigned long) &kretprobe_trampoline;
> - hlist_for_each_entry_safe(ri, node, tmp, head, hlist) {
> + hlist_for_each_entry_safe(ri, tmp, head, hlist) {
> if (ri->task != current)
> /* another task is sharing our hash bucket */
> continue;
> @@ -398,7 +398,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,
> kretprobe_assert(ri, orig_ret_address, trampoline_address);
>
> correct_ret_addr = ri->ret_addr;
> - hlist_for_each_entry_safe(ri, node, tmp, head, hlist) {
> + hlist_for_each_entry_safe(ri, tmp, head, hlist) {
> if (ri->task != current)
> /* another task is sharing our hash bucket */
> continue;
> @@ -427,7 +427,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,
> kretprobe_hash_unlock(current, &flags);
> preempt_enable_no_resched();
>
> - hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) {
> + hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) {
> hlist_del(&ri->hlist);
> kfree(ri);
> }
> diff --git a/arch/s390/pci/pci_msi.c b/arch/s390/pci/pci_msi.c
> index 90fd348..0297931 100644
> --- a/arch/s390/pci/pci_msi.c
> +++ b/arch/s390/pci/pci_msi.c
> @@ -25,10 +25,9 @@ static DEFINE_SPINLOCK(msi_map_lock);
>
> struct msi_desc *__irq_get_msi_desc(unsigned int irq)
> {
> - struct hlist_node *entry;
> struct msi_map *map;
>
> - hlist_for_each_entry_rcu(map, entry,
> + hlist_for_each_entry_rcu(map,
> &msi_hash[msi_hashfn(irq)], msi_chain)
> if (map->irq == irq)
> return map->msi;
> diff --git a/arch/sh/kernel/kprobes.c b/arch/sh/kernel/kprobes.c
> index 1208b09..42b46e6 100644
> --- a/arch/sh/kernel/kprobes.c
> +++ b/arch/sh/kernel/kprobes.c
> @@ -310,7 +310,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
> {
> struct kretprobe_instance *ri = NULL;
> struct hlist_head *head, empty_rp;
> - struct hlist_node *node, *tmp;
> + struct hlist_node *tmp;
> unsigned long flags, orig_ret_address = 0;
> unsigned long trampoline_address = (unsigned long)&kretprobe_trampoline;
>
> @@ -330,7 +330,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
> * real return address, and all the rest will point to
> * kretprobe_trampoline
> */
> - hlist_for_each_entry_safe(ri, node, tmp, head, hlist) {
> + hlist_for_each_entry_safe(ri, tmp, head, hlist) {
> if (ri->task != current)
> /* another task is sharing our hash bucket */
> continue;
> @@ -360,7 +360,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
>
> preempt_enable_no_resched();
>
> - hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) {
> + hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) {
> hlist_del(&ri->hlist);
> kfree(ri);
> }
> diff --git a/arch/sparc/kernel/kprobes.c b/arch/sparc/kernel/kprobes.c
> index a39d1ba..e722121 100644
> --- a/arch/sparc/kernel/kprobes.c
> +++ b/arch/sparc/kernel/kprobes.c
> @@ -511,7 +511,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
> {
> struct kretprobe_instance *ri = NULL;
> struct hlist_head *head, empty_rp;
> - struct hlist_node *node, *tmp;
> + struct hlist_node *tmp;
> unsigned long flags, orig_ret_address = 0;
> unsigned long trampoline_address =(unsigned long)&kretprobe_trampoline;
>
> @@ -531,7 +531,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
> * real return address, and all the rest will point to
> * kretprobe_trampoline
> */
> - hlist_for_each_entry_safe(ri, node, tmp, head, hlist) {
> + hlist_for_each_entry_safe(ri, tmp, head, hlist) {
> if (ri->task != current)
> /* another task is sharing our hash bucket */
> continue;
> @@ -559,7 +559,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
> kretprobe_hash_unlock(current, &flags);
> preempt_enable_no_resched();
>
> - hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) {
> + hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) {
> hlist_del(&ri->hlist);
> kfree(ri);
> }
> diff --git a/arch/sparc/kernel/ldc.c b/arch/sparc/kernel/ldc.c
> index 9fcc6b4..54df554 100644
> --- a/arch/sparc/kernel/ldc.c
> +++ b/arch/sparc/kernel/ldc.c
> @@ -953,9 +953,8 @@ static HLIST_HEAD(ldc_channel_list);
> static int __ldc_channel_exists(unsigned long id)
> {
> struct ldc_channel *lp;
> - struct hlist_node *n;
>
> - hlist_for_each_entry(lp, n, &ldc_channel_list, list) {
> + hlist_for_each_entry(lp, &ldc_channel_list, list) {
> if (lp->id == id)
> return 1;
> }
> diff --git a/arch/x86/kernel/kprobes.c b/arch/x86/kernel/kprobes.c
> index 57916c0..dd2e1f2 100644
> --- a/arch/x86/kernel/kprobes.c
> +++ b/arch/x86/kernel/kprobes.c
> @@ -674,7 +674,7 @@ static __used __kprobes void *trampoline_handler(struct pt_regs *regs)
> {
> struct kretprobe_instance *ri = NULL;
> struct hlist_head *head, empty_rp;
> - struct hlist_node *node, *tmp;
> + struct hlist_node *tmp;
> unsigned long flags, orig_ret_address = 0;
> unsigned long trampoline_address = (unsigned long)&kretprobe_trampoline;
> kprobe_opcode_t *correct_ret_addr = NULL;
> @@ -704,7 +704,7 @@ static __used __kprobes void *trampoline_handler(struct pt_regs *regs)
> * will be the real return address, and all the rest will
> * point to kretprobe_trampoline.
> */
> - hlist_for_each_entry_safe(ri, node, tmp, head, hlist) {
> + hlist_for_each_entry_safe(ri, tmp, head, hlist) {
> if (ri->task != current)
> /* another task is sharing our hash bucket */
> continue;
> @@ -723,7 +723,7 @@ static __used __kprobes void *trampoline_handler(struct pt_regs *regs)
> kretprobe_assert(ri, orig_ret_address, trampoline_address);
>
> correct_ret_addr = ri->ret_addr;
> - hlist_for_each_entry_safe(ri, node, tmp, head, hlist) {
> + hlist_for_each_entry_safe(ri, tmp, head, hlist) {
> if (ri->task != current)
> /* another task is sharing our hash bucket */
> continue;
> @@ -750,7 +750,7 @@ static __used __kprobes void *trampoline_handler(struct pt_regs *regs)
>
> kretprobe_hash_unlock(current, &flags);
>
> - hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) {
> + hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) {
> hlist_del(&ri->hlist);
> kfree(ri);
> }
> diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
> index 01d7c2a..94ed870 100644
> --- a/arch/x86/kvm/mmu.c
> +++ b/arch/x86/kvm/mmu.c
> @@ -1659,13 +1659,13 @@ static int kvm_mmu_prepare_zap_page(struct kvm *kvm, struct kvm_mmu_page *sp,
> static void kvm_mmu_commit_zap_page(struct kvm *kvm,
> struct list_head *invalid_list);
>
> -#define for_each_gfn_sp(kvm, sp, gfn, pos) \
> - hlist_for_each_entry(sp, pos, \
> +#define for_each_gfn_sp(kvm, sp, gfn) \
> + hlist_for_each_entry(sp, \
> &(kvm)->arch.mmu_page_hash[kvm_page_table_hashfn(gfn)], hash_link) \
> if ((sp)->gfn != (gfn)) {} else
>
> -#define for_each_gfn_indirect_valid_sp(kvm, sp, gfn, pos) \
> - hlist_for_each_entry(sp, pos, \
> +#define for_each_gfn_indirect_valid_sp(kvm, sp, gfn) \
> + hlist_for_each_entry(sp, \
> &(kvm)->arch.mmu_page_hash[kvm_page_table_hashfn(gfn)], hash_link) \
> if ((sp)->gfn != (gfn) || (sp)->role.direct || \
> (sp)->role.invalid) {} else
> @@ -1721,23 +1721,20 @@ static int kvm_sync_page(struct kvm_vcpu *vcpu, struct kvm_mmu_page *sp,
> static void kvm_sync_pages(struct kvm_vcpu *vcpu, gfn_t gfn)
> {
> struct kvm_mmu_page *s;
> - struct hlist_node *node;
> LIST_HEAD(invalid_list);
> bool flush = false;
>
> - for_each_gfn_indirect_valid_sp(vcpu->kvm, s, gfn, node) {
> + for_each_gfn_indirect_valid_sp (vcpu->kvm, s, gfn) {
> if (!s->unsync)
> continue;
> -
> - WARN_ON(s->role.level != PT_PAGE_TABLE_LEVEL);
> - kvm_unlink_unsync_page(vcpu->kvm, s);
> - if ((s->role.cr4_pae != !!is_pae(vcpu)) ||
> - (vcpu->arch.mmu.sync_page(vcpu, s))) {
> - kvm_mmu_prepare_zap_page(vcpu->kvm, s, &invalid_list);
> - continue;
> + WARN_ON(s->role.level != PT_PAGE_TABLE_LEVEL);
> + kvm_unlink_unsync_page(vcpu->kvm, s);
> + if ((s->role.cr4_pae != !!is_pae(vcpu)) || (vcpu->arch.mmu.sync_page(vcpu, s))) {
> + kvm_mmu_prepare_zap_page(vcpu->kvm, s, &invalid_list);
> + continue;
> + }
> + flush = true;
> }
> - flush = true;
> - }
>
> kvm_mmu_commit_zap_page(vcpu->kvm, &invalid_list);
> if (flush)
> @@ -1863,7 +1860,6 @@ static struct kvm_mmu_page *kvm_mmu_get_page(struct kvm_vcpu *vcpu,
> union kvm_mmu_page_role role;
> unsigned quadrant;
> struct kvm_mmu_page *sp;
> - struct hlist_node *node;
> bool need_sync = false;
>
> role = vcpu->arch.mmu.base_role;
> @@ -1878,27 +1874,24 @@ static struct kvm_mmu_page *kvm_mmu_get_page(struct kvm_vcpu *vcpu,
> quadrant &= (1 << ((PT32_PT_BITS - PT64_PT_BITS) * level)) - 1;
> role.quadrant = quadrant;
> }
> - for_each_gfn_sp(vcpu->kvm, sp, gfn, node) {
> + for_each_gfn_sp (vcpu->kvm, sp, gfn) {
> if (!need_sync && sp->unsync)
> need_sync = true;
> -
> - if (sp->role.word != role.word)
> - continue;
> -
> - if (sp->unsync && kvm_sync_page_transient(vcpu, sp))
> - break;
> -
> - mmu_page_add_parent_pte(vcpu, sp, parent_pte);
> - if (sp->unsync_children) {
> - kvm_make_request(KVM_REQ_MMU_SYNC, vcpu);
> - kvm_mmu_mark_parents_unsync(sp);
> - } else if (sp->unsync)
> - kvm_mmu_mark_parents_unsync(sp);
> -
> - __clear_sp_write_flooding_count(sp);
> - trace_kvm_mmu_get_page(sp, false);
> - return sp;
> - }
> + if (sp->role.word != role.word)
> + continue;
> + if (sp->unsync && kvm_sync_page_transient(vcpu, sp))
> + break;
> + mmu_page_add_parent_pte(vcpu, sp, parent_pte);
> + if (sp->unsync_children) {
> + kvm_make_request(KVM_REQ_MMU_SYNC, vcpu);
> + kvm_mmu_mark_parents_unsync(sp);
> + }else
> + if (sp->unsync)
> + kvm_mmu_mark_parents_unsync(sp);
> + __clear_sp_write_flooding_count(sp);
> + trace_kvm_mmu_get_page(sp, false);
> + return sp;
> + }
> ++vcpu->kvm->stat.mmu_cache_miss;
> sp = kvm_mmu_alloc_page(vcpu, parent_pte, direct);
> if (!sp)
> @@ -2163,16 +2156,14 @@ void kvm_mmu_change_mmu_pages(struct kvm *kvm, unsigned int goal_nr_mmu_pages)
> int kvm_mmu_unprotect_page(struct kvm *kvm, gfn_t gfn)
> {
> struct kvm_mmu_page *sp;
> - struct hlist_node *node;
> LIST_HEAD(invalid_list);
> int r;
>
> pgprintk("%s: looking for gfn %llx\n", __func__, gfn);
> r = 0;
> spin_lock(&kvm->mmu_lock);
> - for_each_gfn_indirect_valid_sp(kvm, sp, gfn, node) {
> - pgprintk("%s: gfn %llx role %x\n", __func__, gfn,
> - sp->role.word);
> + for_each_gfn_indirect_valid_sp (kvm, sp, gfn) {
> + pgprintk("%s: gfn %llx role %x\n", __func__, gfn, sp->role.word);
> r = 1;
> kvm_mmu_prepare_zap_page(kvm, sp, &invalid_list);
> }
> @@ -2308,34 +2299,30 @@ static void __kvm_unsync_page(struct kvm_vcpu *vcpu, struct kvm_mmu_page *sp)
> static void kvm_unsync_pages(struct kvm_vcpu *vcpu, gfn_t gfn)
> {
> struct kvm_mmu_page *s;
> - struct hlist_node *node;
>
> - for_each_gfn_indirect_valid_sp(vcpu->kvm, s, gfn, node) {
> + for_each_gfn_indirect_valid_sp (vcpu->kvm, s, gfn) {
> if (s->unsync)
> continue;
> - WARN_ON(s->role.level != PT_PAGE_TABLE_LEVEL);
> - __kvm_unsync_page(vcpu, s);
> - }
> + WARN_ON(s->role.level != PT_PAGE_TABLE_LEVEL);
> + __kvm_unsync_page(vcpu, s);
> + }
> }
>
> static int mmu_need_write_protect(struct kvm_vcpu *vcpu, gfn_t gfn,
> bool can_unsync)
> {
> struct kvm_mmu_page *s;
> - struct hlist_node *node;
> bool need_unsync = false;
>
> - for_each_gfn_indirect_valid_sp(vcpu->kvm, s, gfn, node) {
> + for_each_gfn_indirect_valid_sp (vcpu->kvm, s, gfn) {
> if (!can_unsync)
> return 1;
> -
> - if (s->role.level != PT_PAGE_TABLE_LEVEL)
> - return 1;
> -
> - if (!need_unsync && !s->unsync) {
> - need_unsync = true;
> - }
> - }
> + if (s->role.level != PT_PAGE_TABLE_LEVEL)
> + return 1;
> + if (!need_unsync && !s->unsync) {
> + need_unsync = true;
> + }
> + }
> if (need_unsync)
> kvm_unsync_pages(vcpu, gfn);
> return 0;
> @@ -3987,7 +3974,6 @@ void kvm_mmu_pte_write(struct kvm_vcpu *vcpu, gpa_t gpa,
> gfn_t gfn = gpa >> PAGE_SHIFT;
> union kvm_mmu_page_role mask = { .word = 0 };
> struct kvm_mmu_page *sp;
> - struct hlist_node *node;
> LIST_HEAD(invalid_list);
> u64 entry, gentry, *spte;
> int npte;
> @@ -4018,32 +4004,26 @@ void kvm_mmu_pte_write(struct kvm_vcpu *vcpu, gpa_t gpa,
> kvm_mmu_audit(vcpu, AUDIT_PRE_PTE_WRITE);
>
> mask.cr0_wp = mask.cr4_pae = mask.nxe = 1;
> - for_each_gfn_indirect_valid_sp(vcpu->kvm, sp, gfn, node) {
> - if (detect_write_misaligned(sp, gpa, bytes) ||
> - detect_write_flooding(sp)) {
> - zap_page |= !!kvm_mmu_prepare_zap_page(vcpu->kvm, sp,
> - &invalid_list);
> + for_each_gfn_indirect_valid_sp (vcpu->kvm, sp, gfn) {
> + if (detect_write_misaligned(sp, gpa, bytes) || detect_write_flooding(sp)) {
> + zap_page |= !!kvm_mmu_prepare_zap_page(vcpu->kvm, sp, &invalid_list);
> ++vcpu->kvm->stat.mmu_flooded;
> continue;
> }
> -
> spte = get_written_sptes(sp, gpa, &npte);
> if (!spte)
> continue;
> -
> - local_flush = true;
> - while (npte--) {
> - entry = *spte;
> - mmu_page_zap_pte(vcpu->kvm, sp, spte);
> - if (gentry &&
> - !((sp->role.word ^ vcpu->arch.mmu.base_role.word)
> - & mask.word) && rmap_can_add(vcpu))
> - mmu_pte_write_new_pte(vcpu, sp, spte, &gentry);
> - if (!remote_flush && need_remote_flush(entry, *spte))
> - remote_flush = true;
> - ++spte;
> - }
> - }
> + local_flush = true;
> + while (npte--) {
> + entry = *spte;
> + mmu_page_zap_pte(vcpu->kvm, sp, spte);
> + if (gentry && !((sp->role.word ^ vcpu->arch.mmu.base_role.word) & mask.word) && rmap_can_add(vcpu))
> + mmu_pte_write_new_pte(vcpu, sp, spte, &gentry);
> + if (!remote_flush && need_remote_flush(entry, *spte))
> + remote_flush = true;
> + ++spte;
> + }
> + }
> mmu_pte_write_flush_tlb(vcpu, zap_page, remote_flush, local_flush);
> kvm_mmu_commit_zap_page(vcpu->kvm, &invalid_list);
> kvm_mmu_audit(vcpu, AUDIT_POST_PTE_WRITE);
> diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
> index b8858fb..8bdebb6 100644
> --- a/block/blk-cgroup.c
> +++ b/block/blk-cgroup.c
> @@ -357,7 +357,6 @@ static int blkcg_reset_stats(struct cgroup *cgroup, struct cftype *cftype,
> {
> struct blkcg *blkcg = cgroup_to_blkcg(cgroup);
> struct blkcg_gq *blkg;
> - struct hlist_node *n;
> int i;
>
> mutex_lock(&blkcg_pol_mutex);
> @@ -368,7 +367,7 @@ static int blkcg_reset_stats(struct cgroup *cgroup, struct cftype *cftype,
> * stat updates. This is a debug feature which shouldn't exist
> * anyway. If you get hit by a race, retry.
> */
> - hlist_for_each_entry(blkg, n, &blkcg->blkg_list, blkcg_node) {
> + hlist_for_each_entry(blkg, &blkcg->blkg_list, blkcg_node) {
> for (i = 0; i < BLKCG_MAX_POLS; i++) {
> struct blkcg_policy *pol = blkcg_policy[i];
>
> @@ -415,11 +414,10 @@ void blkcg_print_blkgs(struct seq_file *sf, struct blkcg *blkcg,
> bool show_total)
> {
> struct blkcg_gq *blkg;
> - struct hlist_node *n;
> u64 total = 0;
>
> spin_lock_irq(&blkcg->lock);
> - hlist_for_each_entry(blkg, n, &blkcg->blkg_list, blkcg_node)
> + hlist_for_each_entry(blkg, &blkcg->blkg_list, blkcg_node)
> if (blkcg_policy_enabled(blkg->q, pol))
> total += prfill(sf, blkg->pd[pol->plid], data);
> spin_unlock_irq(&blkcg->lock);
> diff --git a/block/blk-ioc.c b/block/blk-ioc.c
> index fab4cdd..9c4bb82 100644
> --- a/block/blk-ioc.c
> +++ b/block/blk-ioc.c
> @@ -164,7 +164,6 @@ EXPORT_SYMBOL(put_io_context);
> */
> void put_io_context_active(struct io_context *ioc)
> {
> - struct hlist_node *n;
> unsigned long flags;
> struct io_cq *icq;
>
> @@ -180,7 +179,7 @@ void put_io_context_active(struct io_context *ioc)
> */
> retry:
> spin_lock_irqsave_nested(&ioc->lock, flags, 1);
> - hlist_for_each_entry(icq, n, &ioc->icq_list, ioc_node) {
> + hlist_for_each_entry(icq, &ioc->icq_list, ioc_node) {
> if (icq->flags & ICQ_EXITED)
> continue;
> if (spin_trylock(icq->q->queue_lock)) {
> diff --git a/block/bsg.c b/block/bsg.c
> index ff64ae3..e334bd9 100644
> --- a/block/bsg.c
> +++ b/block/bsg.c
> @@ -800,11 +800,10 @@ static struct bsg_device *bsg_add_device(struct inode *inode,
> static struct bsg_device *__bsg_get_device(int minor, struct request_queue *q)
> {
> struct bsg_device *bd;
> - struct hlist_node *entry;
>
> mutex_lock(&bsg_mutex);
>
> - hlist_for_each_entry(bd, entry, bsg_dev_idx_hash(minor), dev_list) {
> + hlist_for_each_entry(bd, bsg_dev_idx_hash(minor), dev_list) {
> if (bd->queue == q) {
> atomic_inc(&bd->ref_count);
> goto found;
> diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
> index e62e920..ec52807 100644
> --- a/block/cfq-iosched.c
> +++ b/block/cfq-iosched.c
> @@ -1435,7 +1435,6 @@ static int cfq_set_weight(struct cgroup *cgrp, struct cftype *cft, u64 val)
> {
> struct blkcg *blkcg = cgroup_to_blkcg(cgrp);
> struct blkcg_gq *blkg;
> - struct hlist_node *n;
>
> if (val < CFQ_WEIGHT_MIN || val > CFQ_WEIGHT_MAX)
> return -EINVAL;
> @@ -1443,7 +1442,7 @@ static int cfq_set_weight(struct cgroup *cgrp, struct cftype *cft, u64 val)
> spin_lock_irq(&blkcg->lock);
> blkcg->cfq_weight = (unsigned int)val;
>
> - hlist_for_each_entry(blkg, n, &blkcg->blkg_list, blkcg_node) {
> + hlist_for_each_entry(blkg, &blkcg->blkg_list, blkcg_node) {
> struct cfq_group *cfqg = blkg_to_cfqg(blkg);
>
> if (cfqg && !cfqg->dev_weight)
> diff --git a/block/elevator.c b/block/elevator.c
> index 9edba1b..82b2b43 100644
> --- a/block/elevator.c
> +++ b/block/elevator.c
> @@ -267,10 +267,10 @@ static struct request *elv_rqhash_find(struct request_queue *q, sector_t offset)
> {
> struct elevator_queue *e = q->elevator;
> struct hlist_head *hash_list = &e->hash[ELV_HASH_FN(offset)];
> - struct hlist_node *entry, *next;
> + struct hlist_node *next;
> struct request *rq;
>
> - hlist_for_each_entry_safe(rq, entry, next, hash_list, hash) {
> + hlist_for_each_entry_safe(rq, next, hash_list, hash) {
> BUG_ON(!ELV_ON_HASH(rq));
>
> if (unlikely(!rq_mergeable(rq))) {
> diff --git a/crypto/algapi.c b/crypto/algapi.c
> index c3b9bfe..3474fdf 100644
> --- a/crypto/algapi.c
> +++ b/crypto/algapi.c
> @@ -447,7 +447,7 @@ EXPORT_SYMBOL_GPL(crypto_register_template);
> void crypto_unregister_template(struct crypto_template *tmpl)
> {
> struct crypto_instance *inst;
> - struct hlist_node *p, *n;
> + struct hlist_node *n;
> struct hlist_head *list;
> LIST_HEAD(users);
>
> @@ -457,7 +457,7 @@ void crypto_unregister_template(struct crypto_template *tmpl)
> list_del_init(&tmpl->list);
>
> list = &tmpl->instances;
> - hlist_for_each_entry(inst, p, list, list) {
> + hlist_for_each_entry(inst, list, list) {
> int err = crypto_remove_alg(&inst->alg, &users);
> BUG_ON(err);
> }
> @@ -466,7 +466,7 @@ void crypto_unregister_template(struct crypto_template *tmpl)
>
> up_write(&crypto_alg_sem);
>
> - hlist_for_each_entry_safe(inst, p, n, list, list) {
> + hlist_for_each_entry_safe(inst, n, list, list) {
> BUG_ON(atomic_read(&inst->alg.cra_refcnt) != 1);
> tmpl->free(inst);
> }
> diff --git a/drivers/atm/atmtcp.c b/drivers/atm/atmtcp.c
> index b22d71c..738be42 100644
> --- a/drivers/atm/atmtcp.c
> +++ b/drivers/atm/atmtcp.c
> @@ -157,7 +157,6 @@ static int atmtcp_v_ioctl(struct atm_dev *dev,unsigned int cmd,void __user *arg)
> {
> struct atm_cirange ci;
> struct atm_vcc *vcc;
> - struct hlist_node *node;
> struct sock *s;
> int i;
>
> @@ -171,7 +170,7 @@ static int atmtcp_v_ioctl(struct atm_dev *dev,unsigned int cmd,void __user *arg)
> for(i = 0; i < VCC_HTABLE_SIZE; ++i) {
> struct hlist_head *head = &vcc_hash[i];
>
> - sk_for_each(s, node, head) {
> + sk_for_each(s, head) {
> vcc = atm_sk(s);
> if (vcc->dev != dev)
> continue;
> @@ -264,12 +263,11 @@ static struct atm_vcc *find_vcc(struct atm_dev *dev, short vpi, int vci)
> {
> struct hlist_head *head;
> struct atm_vcc *vcc;
> - struct hlist_node *node;
> struct sock *s;
>
> head = &vcc_hash[vci & (VCC_HTABLE_SIZE -1)];
>
> - sk_for_each(s, node, head) {
> + sk_for_each(s, head) {
> vcc = atm_sk(s);
> if (vcc->dev == dev &&
> vcc->vci == vci && vcc->vpi == vpi &&
> diff --git a/drivers/atm/eni.c b/drivers/atm/eni.c
> index c1eb6fa..b1955ba 100644
> --- a/drivers/atm/eni.c
> +++ b/drivers/atm/eni.c
> @@ -2093,7 +2093,6 @@ static unsigned char eni_phy_get(struct atm_dev *dev,unsigned long addr)
>
> static int eni_proc_read(struct atm_dev *dev,loff_t *pos,char *page)
> {
> - struct hlist_node *node;
> struct sock *s;
> static const char *signal[] = { "LOST","unknown","okay" };
> struct eni_dev *eni_dev = ENI_DEV(dev);
> @@ -2171,7 +2170,7 @@ static int eni_proc_read(struct atm_dev *dev,loff_t *pos,char *page)
> for(i = 0; i < VCC_HTABLE_SIZE; ++i) {
> struct hlist_head *head = &vcc_hash[i];
>
> - sk_for_each(s, node, head) {
> + sk_for_each(s, head) {
> struct eni_vcc *eni_vcc;
> int length;
>
> diff --git a/drivers/atm/he.c b/drivers/atm/he.c
> index 72b6960..d689126 100644
> --- a/drivers/atm/he.c
> +++ b/drivers/atm/he.c
> @@ -329,7 +329,6 @@ __find_vcc(struct he_dev *he_dev, unsigned cid)
> {
> struct hlist_head *head;
> struct atm_vcc *vcc;
> - struct hlist_node *node;
> struct sock *s;
> short vpi;
> int vci;
> @@ -338,7 +337,7 @@ __find_vcc(struct he_dev *he_dev, unsigned cid)
> vci = cid & ((1 << he_dev->vcibits) - 1);
> head = &vcc_hash[vci & (VCC_HTABLE_SIZE -1)];
>
> - sk_for_each(s, node, head) {
> + sk_for_each(s, head) {
> vcc = atm_sk(s);
> if (vcc->dev == he_dev->atm_dev &&
> vcc->vci == vci && vcc->vpi == vpi &&
> diff --git a/drivers/atm/solos-pci.c b/drivers/atm/solos-pci.c
> index 0474a89..32784d1 100644
> --- a/drivers/atm/solos-pci.c
> +++ b/drivers/atm/solos-pci.c
> @@ -896,12 +896,11 @@ static struct atm_vcc *find_vcc(struct atm_dev *dev, short vpi, int vci)
> {
> struct hlist_head *head;
> struct atm_vcc *vcc = NULL;
> - struct hlist_node *node;
> struct sock *s;
>
> read_lock(&vcc_sklist_lock);
> head = &vcc_hash[vci & (VCC_HTABLE_SIZE -1)];
> - sk_for_each(s, node, head) {
> + sk_for_each(s, head) {
> vcc = atm_sk(s);
> if (vcc->dev == dev && vcc->vci == vci &&
> vcc->vpi == vpi && vcc->qos.rxtp.traffic_class != ATM_NONE &&
> diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
> index 251e45d..6572149 100644
> --- a/drivers/clk/clk.c
> +++ b/drivers/clk/clk.c
> @@ -90,7 +90,6 @@ out:
> static int clk_debug_create_subtree(struct clk *clk, struct dentry *pdentry)
> {
> struct clk *child;
> - struct hlist_node *tmp;
> int ret = -EINVAL;;
>
> if (!clk || !pdentry)
> @@ -101,7 +100,7 @@ static int clk_debug_create_subtree(struct clk *clk, struct dentry *pdentry)
> if (ret)
> goto out;
>
> - hlist_for_each_entry(child, tmp, &clk->children, child_node)
> + hlist_for_each_entry(child, &clk->children, child_node)
> clk_debug_create_subtree(child, clk->dentry);
>
> ret = 0;
> @@ -167,7 +166,6 @@ out:
> static int __init clk_debug_init(void)
> {
> struct clk *clk;
> - struct hlist_node *tmp;
>
> rootdir = debugfs_create_dir("clk", NULL);
>
> @@ -181,10 +179,10 @@ static int __init clk_debug_init(void)
>
> mutex_lock(&prepare_lock);
>
> - hlist_for_each_entry(clk, tmp, &clk_root_list, child_node)
> + hlist_for_each_entry(clk, &clk_root_list, child_node)
> clk_debug_create_subtree(clk, rootdir);
>
> - hlist_for_each_entry(clk, tmp, &clk_orphan_list, child_node)
> + hlist_for_each_entry(clk, &clk_orphan_list, child_node)
> clk_debug_create_subtree(clk, orphandir);
>
> inited = 1;
> @@ -202,13 +200,12 @@ static inline int clk_debug_register(struct clk *clk) { return 0; }
> static void clk_disable_unused_subtree(struct clk *clk)
> {
> struct clk *child;
> - struct hlist_node *tmp;
> unsigned long flags;
>
> if (!clk)
> goto out;
>
> - hlist_for_each_entry(child, tmp, &clk->children, child_node)
> + hlist_for_each_entry(child, &clk->children, child_node)
> clk_disable_unused_subtree(child);
>
> spin_lock_irqsave(&enable_lock, flags);
> @@ -241,14 +238,13 @@ out:
> static int clk_disable_unused(void)
> {
> struct clk *clk;
> - struct hlist_node *tmp;
>
> mutex_lock(&prepare_lock);
>
> - hlist_for_each_entry(clk, tmp, &clk_root_list, child_node)
> + hlist_for_each_entry(clk, &clk_root_list, child_node)
> clk_disable_unused_subtree(clk);
>
> - hlist_for_each_entry(clk, tmp, &clk_orphan_list, child_node)
> + hlist_for_each_entry(clk, &clk_orphan_list, child_node)
> clk_disable_unused_subtree(clk);
>
> mutex_unlock(&prepare_lock);
> @@ -340,12 +336,11 @@ static struct clk *__clk_lookup_subtree(const char *name, struct clk *clk)
> {
> struct clk *child;
> struct clk *ret;
> - struct hlist_node *tmp;
>
> if (!strcmp(clk->name, name))
> return clk;
>
> - hlist_for_each_entry(child, tmp, &clk->children, child_node) {
> + hlist_for_each_entry(child, &clk->children, child_node) {
> ret = __clk_lookup_subtree(name, child);
> if (ret)
> return ret;
> @@ -358,20 +353,19 @@ struct clk *__clk_lookup(const char *name)
> {
> struct clk *root_clk;
> struct clk *ret;
> - struct hlist_node *tmp;
>
> if (!name)
> return NULL;
>
> /* search the 'proper' clk tree first */
> - hlist_for_each_entry(root_clk, tmp, &clk_root_list, child_node) {
> + hlist_for_each_entry(root_clk, &clk_root_list, child_node) {
> ret = __clk_lookup_subtree(name, root_clk);
> if (ret)
> return ret;
> }
>
> /* if not found, then search the orphan tree */
> - hlist_for_each_entry(root_clk, tmp, &clk_orphan_list, child_node) {
> + hlist_for_each_entry(root_clk, &clk_orphan_list, child_node) {
> ret = __clk_lookup_subtree(name, root_clk);
> if (ret)
> return ret;
> @@ -668,7 +662,6 @@ static void __clk_recalc_rates(struct clk *clk, unsigned long msg)
> {
> unsigned long old_rate;
> unsigned long parent_rate = 0;
> - struct hlist_node *tmp;
> struct clk *child;
>
> old_rate = clk->rate;
> @@ -688,7 +681,7 @@ static void __clk_recalc_rates(struct clk *clk, unsigned long msg)
> if (clk->notifier_count && msg)
> __clk_notify(clk, msg, old_rate, clk->rate);
>
> - hlist_for_each_entry(child, tmp, &clk->children, child_node)
> + hlist_for_each_entry(child, &clk->children, child_node)
> __clk_recalc_rates(child, msg);
> }
>
> @@ -734,7 +727,6 @@ EXPORT_SYMBOL_GPL(clk_get_rate);
> */
> static int __clk_speculate_rates(struct clk *clk, unsigned long parent_rate)
> {
> - struct hlist_node *tmp;
> struct clk *child;
> unsigned long new_rate;
> int ret = NOTIFY_DONE;
> @@ -751,7 +743,7 @@ static int __clk_speculate_rates(struct clk *clk, unsigned long parent_rate)
> if (ret == NOTIFY_BAD)
> goto out;
>
> - hlist_for_each_entry(child, tmp, &clk->children, child_node) {
> + hlist_for_each_entry(child, &clk->children, child_node) {
> ret = __clk_speculate_rates(child, new_rate);
> if (ret == NOTIFY_BAD)
> break;
> @@ -764,11 +756,10 @@ out:
> static void clk_calc_subtree(struct clk *clk, unsigned long new_rate)
> {
> struct clk *child;
> - struct hlist_node *tmp;
>
> clk->new_rate = new_rate;
>
> - hlist_for_each_entry(child, tmp, &clk->children, child_node) {
> + hlist_for_each_entry(child, &clk->children, child_node) {
> if (child->ops->recalc_rate)
> child->new_rate = child->ops->recalc_rate(child->hw, new_rate);
> else
> @@ -839,7 +830,6 @@ out:
> */
> static struct clk *clk_propagate_rate_change(struct clk *clk, unsigned long event)
> {
> - struct hlist_node *tmp;
> struct clk *child, *fail_clk = NULL;
> int ret = NOTIFY_DONE;
>
> @@ -852,7 +842,7 @@ static struct clk *clk_propagate_rate_change(struct clk *clk, unsigned long even
> fail_clk = clk;
> }
>
> - hlist_for_each_entry(child, tmp, &clk->children, child_node) {
> + hlist_for_each_entry(child, &clk->children, child_node) {
> clk = clk_propagate_rate_change(child, event);
> if (clk)
> fail_clk = clk;
> @@ -870,7 +860,6 @@ static void clk_change_rate(struct clk *clk)
> struct clk *child;
> unsigned long old_rate;
> unsigned long best_parent_rate = 0;
> - struct hlist_node *tmp;
>
> old_rate = clk->rate;
>
> @@ -888,7 +877,7 @@ static void clk_change_rate(struct clk *clk)
> if (clk->notifier_count && old_rate != clk->rate)
> __clk_notify(clk, POST_RATE_CHANGE, old_rate, clk->rate);
>
> - hlist_for_each_entry(child, tmp, &clk->children, child_node)
> + hlist_for_each_entry(child, &clk->children, child_node)
> clk_change_rate(child);
> }
>
> diff --git a/drivers/gpu/drm/drm_hashtab.c b/drivers/gpu/drm/drm_hashtab.c
> index 8025454..7e4bae7 100644
> --- a/drivers/gpu/drm/drm_hashtab.c
> +++ b/drivers/gpu/drm/drm_hashtab.c
> @@ -60,14 +60,13 @@ void drm_ht_verbose_list(struct drm_open_hash *ht, unsigned long key)
> {
> struct drm_hash_item *entry;
> struct hlist_head *h_list;
> - struct hlist_node *list;
> unsigned int hashed_key;
> int count = 0;
>
> hashed_key = hash_long(key, ht->order);
> DRM_DEBUG("Key is 0x%08lx, Hashed key is 0x%08x\n", key, hashed_key);
> h_list = &ht->table[hashed_key];
> - hlist_for_each_entry(entry, list, h_list, head)
> + hlist_for_each_entry(entry, h_list, head)
> DRM_DEBUG("count %d, key: 0x%08lx\n", count++, entry->key);
> }
>
> @@ -76,14 +75,13 @@ static struct hlist_node *drm_ht_find_key(struct drm_open_hash *ht,
> {
> struct drm_hash_item *entry;
> struct hlist_head *h_list;
> - struct hlist_node *list;
> unsigned int hashed_key;
>
> hashed_key = hash_long(key, ht->order);
> h_list = &ht->table[hashed_key];
> - hlist_for_each_entry(entry, list, h_list, head) {
> + hlist_for_each_entry(entry, h_list, head) {
> if (entry->key == key)
> - return list;
> + return &entry->head;
> if (entry->key > key)
> break;
> }
> @@ -95,14 +93,13 @@ static struct hlist_node *drm_ht_find_key_rcu(struct drm_open_hash *ht,
> {
> struct drm_hash_item *entry;
> struct hlist_head *h_list;
> - struct hlist_node *list;
> unsigned int hashed_key;
>
> hashed_key = hash_long(key, ht->order);
> h_list = &ht->table[hashed_key];
> - hlist_for_each_entry_rcu(entry, list, h_list, head) {
> + hlist_for_each_entry_rcu(entry, h_list, head) {
> if (entry->key == key)
> - return list;
> + return &entry->head;
> if (entry->key > key)
> break;
> }
> @@ -113,19 +110,19 @@ int drm_ht_insert_item(struct drm_open_hash *ht, struct drm_hash_item *item)
> {
> struct drm_hash_item *entry;
> struct hlist_head *h_list;
> - struct hlist_node *list, *parent;
> + struct hlist_node *parent;
> unsigned int hashed_key;
> unsigned long key = item->key;
>
> hashed_key = hash_long(key, ht->order);
> h_list = &ht->table[hashed_key];
> parent = NULL;
> - hlist_for_each_entry(entry, list, h_list, head) {
> + hlist_for_each_entry(entry, h_list, head) {
> if (entry->key == key)
> return -EINVAL;
> if (entry->key > key)
> break;
> - parent = list;
> + parent = &entry->head;
> }
> if (parent) {
> hlist_add_after_rcu(parent, &item->head);
> diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
> index d789eea..0822536 100644
> --- a/drivers/infiniband/core/cma.c
> +++ b/drivers/infiniband/core/cma.c
> @@ -2214,10 +2214,9 @@ static int cma_check_port(struct rdma_bind_list *bind_list,
> {
> struct rdma_id_private *cur_id;
> struct sockaddr *addr, *cur_addr;
> - struct hlist_node *node;
>
> addr = (struct sockaddr *) &id_priv->id.route.addr.src_addr;
> - hlist_for_each_entry(cur_id, node, &bind_list->owners, node) {
> + hlist_for_each_entry(cur_id, &bind_list->owners, node) {
> if (id_priv == cur_id)
> continue;
>
> diff --git a/drivers/infiniband/core/fmr_pool.c b/drivers/infiniband/core/fmr_pool.c
> index 176c8f9..9f5ad7c 100644
> --- a/drivers/infiniband/core/fmr_pool.c
> +++ b/drivers/infiniband/core/fmr_pool.c
> @@ -118,14 +118,13 @@ static inline struct ib_pool_fmr *ib_fmr_cache_lookup(struct ib_fmr_pool *pool,
> {
> struct hlist_head *bucket;
> struct ib_pool_fmr *fmr;
> - struct hlist_node *pos;
>
> if (!pool->cache_bucket)
> return NULL;
>
> bucket = pool->cache_bucket + ib_fmr_hash(*page_list);
>
> - hlist_for_each_entry(fmr, pos, bucket, cache_node)
> + hlist_for_each_entry(fmr, bucket, cache_node)
> if (io_virtual_address == fmr->io_virtual_address &&
> page_list_len == fmr->page_list_len &&
> !memcmp(page_list, fmr->page_list,
> diff --git a/drivers/isdn/mISDN/socket.c b/drivers/isdn/mISDN/socket.c
> index abe2d69..8b07f83 100644
> --- a/drivers/isdn/mISDN/socket.c
> +++ b/drivers/isdn/mISDN/socket.c
> @@ -483,7 +483,6 @@ data_sock_bind(struct socket *sock, struct sockaddr *addr, int addr_len)
> {
> struct sockaddr_mISDN *maddr = (struct sockaddr_mISDN *) addr;
> struct sock *sk = sock->sk;
> - struct hlist_node *node;
> struct sock *csk;
> int err = 0;
>
> @@ -508,7 +507,7 @@ data_sock_bind(struct socket *sock, struct sockaddr *addr, int addr_len)
>
> if (sk->sk_protocol < ISDN_P_B_START) {
> read_lock_bh(&data_sockets.lock);
> - sk_for_each(csk, node, &data_sockets.head) {
> + sk_for_each(csk, &data_sockets.head) {
> if (sk == csk)
> continue;
> if (_pms(csk)->dev != _pms(sk)->dev)
> diff --git a/drivers/isdn/mISDN/stack.c b/drivers/isdn/mISDN/stack.c
> index 5f21f62..40d51be 100644
> --- a/drivers/isdn/mISDN/stack.c
> +++ b/drivers/isdn/mISDN/stack.c
> @@ -63,12 +63,11 @@ unlock:
> static void
> send_socklist(struct mISDN_sock_list *sl, struct sk_buff *skb)
> {
> - struct hlist_node *node;
> struct sock *sk;
> struct sk_buff *cskb = NULL;
>
> read_lock(&sl->lock);
> - sk_for_each(sk, node, &sl->head) {
> + sk_for_each(sk, &sl->head) {
> if (sk->sk_state != MISDN_BOUND)
> continue;
> if (!cskb)
> diff --git a/drivers/md/dm-bio-prison.c b/drivers/md/dm-bio-prison.c
> index aefb78e..d9d3f1c 100644
> --- a/drivers/md/dm-bio-prison.c
> +++ b/drivers/md/dm-bio-prison.c
> @@ -106,9 +106,8 @@ static struct dm_bio_prison_cell *__search_bucket(struct hlist_head *bucket,
> struct dm_cell_key *key)
> {
> struct dm_bio_prison_cell *cell;
> - struct hlist_node *tmp;
>
> - hlist_for_each_entry(cell, tmp, bucket, list)
> + hlist_for_each_entry(cell, bucket, list)
> if (keys_equal(&cell->key, key))
> return cell;
>
> diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c
> index 651ca79..93205e3 100644
> --- a/drivers/md/dm-bufio.c
> +++ b/drivers/md/dm-bufio.c
> @@ -859,9 +859,8 @@ static void __check_watermark(struct dm_bufio_client *c)
> static struct dm_buffer *__find(struct dm_bufio_client *c, sector_t block)
> {
> struct dm_buffer *b;
> - struct hlist_node *hn;
>
> - hlist_for_each_entry(b, hn, &c->cache_hash[DM_BUFIO_HASH(block)],
> + hlist_for_each_entry(b, &c->cache_hash[DM_BUFIO_HASH(block)],
> hash_list) {
> dm_bufio_cond_resched();
> if (b->block == block)
> diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
> index 59fc18a..10079e0 100644
> --- a/drivers/md/dm-snap.c
> +++ b/drivers/md/dm-snap.c
> @@ -227,12 +227,11 @@ static void stop_tracking_chunk(struct dm_snapshot *s, struct bio *bio)
> static int __chunk_is_tracked(struct dm_snapshot *s, chunk_t chunk)
> {
> struct dm_snap_tracked_chunk *c;
> - struct hlist_node *hn;
> int found = 0;
>
> spin_lock_irq(&s->tracked_chunk_lock);
>
> - hlist_for_each_entry(c, hn,
> + hlist_for_each_entry(c,
> &s->tracked_chunk_hash[DM_TRACKED_CHUNK_HASH(chunk)], node) {
> if (c->chunk == chunk) {
> found = 1;
> diff --git a/drivers/md/persistent-data/dm-transaction-manager.c b/drivers/md/persistent-data/dm-transaction-manager.c
> index d247a35..579f1b4 100644
> --- a/drivers/md/persistent-data/dm-transaction-manager.c
> +++ b/drivers/md/persistent-data/dm-transaction-manager.c
> @@ -46,10 +46,9 @@ static int is_shadow(struct dm_transaction_manager *tm, dm_block_t b)
> int r = 0;
> unsigned bucket = dm_hash_block(b, HASH_MASK);
> struct shadow_info *si;
> - struct hlist_node *n;
>
> spin_lock(&tm->lock);
> - hlist_for_each_entry(si, n, tm->buckets + bucket, hlist)
> + hlist_for_each_entry(si, tm->buckets + bucket, hlist)
> if (si->where == b) {
> r = 1;
> break;
> @@ -81,14 +80,14 @@ static void insert_shadow(struct dm_transaction_manager *tm, dm_block_t b)
> static void wipe_shadow_table(struct dm_transaction_manager *tm)
> {
> struct shadow_info *si;
> - struct hlist_node *n, *tmp;
> + struct hlist_node *tmp;
> struct hlist_head *bucket;
> int i;
>
> spin_lock(&tm->lock);
> for (i = 0; i < HASH_SIZE; i++) {
> bucket = tm->buckets + i;
> - hlist_for_each_entry_safe(si, n, tmp, bucket, hlist)
> + hlist_for_each_entry_safe(si, tmp, bucket, hlist)
> kfree(si);
>
> INIT_HLIST_HEAD(bucket);
> diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
> index 19d77a0..697f026 100644
> --- a/drivers/md/raid5.c
> +++ b/drivers/md/raid5.c
> @@ -365,10 +365,9 @@ static struct stripe_head *__find_stripe(struct r5conf *conf, sector_t sector,
> short generation)
> {
> struct stripe_head *sh;
> - struct hlist_node *hn;
>
> pr_debug("__find_stripe, sector %llu\n", (unsigned long long)sector);
> - hlist_for_each_entry(sh, hn, stripe_hash(conf, sector), hash)
> + hlist_for_each_entry(sh, stripe_hash(conf, sector), hash)
> if (sh->sector == sector && sh->generation == generation)
> return sh;
> pr_debug("__stripe %llu not in cache\n", (unsigned long long)sector);
> diff --git a/drivers/misc/sgi-gru/grutlbpurge.c b/drivers/misc/sgi-gru/grutlbpurge.c
> index 240a6d3..2129274 100644
> --- a/drivers/misc/sgi-gru/grutlbpurge.c
> +++ b/drivers/misc/sgi-gru/grutlbpurge.c
> @@ -280,11 +280,10 @@ static struct mmu_notifier *mmu_find_ops(struct mm_struct *mm,
> const struct mmu_notifier_ops *ops)
> {
> struct mmu_notifier *mn, *gru_mn = NULL;
> - struct hlist_node *n;
>
> if (mm->mmu_notifier_mm) {
> rcu_read_lock();
> - hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list,
> + hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list,
> hlist)
> if (mn->ops == ops) {
> gru_mn = mn;
> diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
> index 3268584..3e19776 100644
> --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
> +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
> @@ -2156,13 +2156,13 @@ static int ixgbe_get_ethtool_fdir_entry(struct ixgbe_adapter *adapter,
> union ixgbe_atr_input *mask = &adapter->fdir_mask;
> struct ethtool_rx_flow_spec *fsp =
> (struct ethtool_rx_flow_spec *)&cmd->fs;
> - struct hlist_node *node, *node2;
> + struct hlist_node *node2;
> struct ixgbe_fdir_filter *rule = NULL;
>
> /* report total rule count */
> cmd->data = (1024 << adapter->fdir_pballoc) - 2;
>
> - hlist_for_each_entry_safe(rule, node, node2,
> + hlist_for_each_entry_safe(rule, node2,
> &adapter->fdir_filter_list, fdir_node) {
> if (fsp->location <= rule->sw_idx)
> break;
> @@ -2223,14 +2223,14 @@ static int ixgbe_get_ethtool_fdir_all(struct ixgbe_adapter *adapter,
> struct ethtool_rxnfc *cmd,
> u32 *rule_locs)
> {
> - struct hlist_node *node, *node2;
> + struct hlist_node *node2;
> struct ixgbe_fdir_filter *rule;
> int cnt = 0;
>
> /* report total rule count */
> cmd->data = (1024 << adapter->fdir_pballoc) - 2;
>
> - hlist_for_each_entry_safe(rule, node, node2,
> + hlist_for_each_entry_safe(rule, node2,
> &adapter->fdir_filter_list, fdir_node) {
> if (cnt == cmd->rule_cnt)
> return -EMSGSIZE;
> @@ -2317,19 +2317,19 @@ static int ixgbe_update_ethtool_fdir_entry(struct ixgbe_adapter *adapter,
> u16 sw_idx)
> {
> struct ixgbe_hw *hw = &adapter->hw;
> - struct hlist_node *node, *node2, *parent;
> - struct ixgbe_fdir_filter *rule;
> + struct hlist_node *node2;
> + struct ixgbe_fdir_filter *rule, *parent;
> int err = -EINVAL;
>
> parent = NULL;
> rule = NULL;
>
> - hlist_for_each_entry_safe(rule, node, node2,
> + hlist_for_each_entry_safe(rule, node2,
> &adapter->fdir_filter_list, fdir_node) {
> /* hash found, or no matching entry */
> if (rule->sw_idx >= sw_idx)
> break;
> - parent = node;
> + parent = rule;
> }
>
> /* if there is an old rule occupying our place remove it */
> @@ -2358,7 +2358,7 @@ static int ixgbe_update_ethtool_fdir_entry(struct ixgbe_adapter *adapter,
>
> /* add filter to the list */
> if (parent)
> - hlist_add_after(parent, &input->fdir_node);
> + hlist_add_after(&parent->fdir_node, &input->fdir_node);
> else
> hlist_add_head(&input->fdir_node,
> &adapter->fdir_filter_list);
> diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
> index 20a5af6..5c044f5 100644
> --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
> +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
> @@ -3876,7 +3876,7 @@ static void ixgbe_configure_pb(struct ixgbe_adapter *adapter)
> static void ixgbe_fdir_filter_restore(struct ixgbe_adapter *adapter)
> {
> struct ixgbe_hw *hw = &adapter->hw;
> - struct hlist_node *node, *node2;
> + struct hlist_node *node2;
> struct ixgbe_fdir_filter *filter;
>
> spin_lock(&adapter->fdir_perfect_lock);
> @@ -3884,7 +3884,7 @@ static void ixgbe_fdir_filter_restore(struct ixgbe_adapter *adapter)
> if (!hlist_empty(&adapter->fdir_filter_list))
> ixgbe_fdir_set_input_mask_82599(hw, &adapter->fdir_mask);
>
> - hlist_for_each_entry_safe(filter, node, node2,
> + hlist_for_each_entry_safe(filter, node2,
> &adapter->fdir_filter_list, fdir_node) {
> ixgbe_fdir_write_perfect_filter_82599(hw,
> &filter->filter,
> @@ -4341,12 +4341,12 @@ static void ixgbe_clean_all_tx_rings(struct ixgbe_adapter *adapter)
>
> static void ixgbe_fdir_filter_exit(struct ixgbe_adapter *adapter)
> {
> - struct hlist_node *node, *node2;
> + struct hlist_node *node2;
> struct ixgbe_fdir_filter *filter;
>
> spin_lock(&adapter->fdir_perfect_lock);
>
> - hlist_for_each_entry_safe(filter, node, node2,
> + hlist_for_each_entry_safe(filter, node2,
> &adapter->fdir_filter_list, fdir_node) {
> hlist_del(&filter->fdir_node);
> kfree(filter);
> diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
> index 75a3f46..b1f26bd 100644
> --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
> +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
> @@ -228,11 +228,10 @@ static inline struct mlx4_en_filter *
> mlx4_en_filter_find(struct mlx4_en_priv *priv, __be32 src_ip, __be32 dst_ip,
> __be16 src_port, __be16 dst_port)
> {
> - struct hlist_node *elem;
> struct mlx4_en_filter *filter;
> struct mlx4_en_filter *ret = NULL;
>
> - hlist_for_each_entry(filter, elem,
> + hlist_for_each_entry(filter,
> filter_hash_bucket(priv, src_ip, dst_ip,
> src_port, dst_port),
> filter_chain) {
> diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c
> index 7a6d5eb..3a932d7 100644
> --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c
> +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c
> @@ -552,14 +552,14 @@ void qlcnic_free_mac_list(struct qlcnic_adapter *adapter)
> void qlcnic_prune_lb_filters(struct qlcnic_adapter *adapter)
> {
> struct qlcnic_filter *tmp_fil;
> - struct hlist_node *tmp_hnode, *n;
> + struct hlist_node *n;
> struct hlist_head *head;
> int i;
>
> for (i = 0; i < adapter->fhash.fmax; i++) {
> head = &(adapter->fhash.fhead[i]);
>
> - hlist_for_each_entry_safe(tmp_fil, tmp_hnode, n, head, fnode)
> + hlist_for_each_entry_safe(tmp_fil, n, head, fnode)
> {
> if (jiffies >
> (QLCNIC_FILTER_AGE * HZ + tmp_fil->ftime)) {
> @@ -580,14 +580,14 @@ void qlcnic_prune_lb_filters(struct qlcnic_adapter *adapter)
> void qlcnic_delete_lb_filters(struct qlcnic_adapter *adapter)
> {
> struct qlcnic_filter *tmp_fil;
> - struct hlist_node *tmp_hnode, *n;
> + struct hlist_node *n;
> struct hlist_head *head;
> int i;
>
> for (i = 0; i < adapter->fhash.fmax; i++) {
> head = &(adapter->fhash.fhead[i]);
>
> - hlist_for_each_entry_safe(tmp_fil, tmp_hnode, n, head, fnode) {
> + hlist_for_each_entry_safe(tmp_fil, n, head, fnode) {
> qlcnic_sre_macaddr_change(adapter, tmp_fil->faddr,
> tmp_fil->vlan_id, tmp_fil->vlan_id ?
> QLCNIC_MAC_VLAN_DEL : QLCNIC_MAC_DEL);
> diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
> index 6f82812..1598b74 100644
> --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
> +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
> @@ -134,7 +134,7 @@ static void qlcnic_send_filter(struct qlcnic_adapter *adapter,
> {
> struct ethhdr *phdr = (struct ethhdr *)(skb->data);
> struct qlcnic_filter *fil, *tmp_fil;
> - struct hlist_node *tmp_hnode, *n;
> + struct hlist_node *n;
> struct hlist_head *head;
> u64 src_addr = 0;
> __le16 vlan_id = 0;
> @@ -153,7 +153,7 @@ static void qlcnic_send_filter(struct qlcnic_adapter *adapter,
> hindex = QLCNIC_MAC_HASH(src_addr) & (QLCNIC_LB_MAX_FILTERS - 1);
> head = &(adapter->fhash.fhead[hindex]);
>
> - hlist_for_each_entry_safe(tmp_fil, tmp_hnode, n, head, fnode) {
> + hlist_for_each_entry_safe(tmp_fil, n, head, fnode) {
> if (!memcmp(tmp_fil->faddr, &src_addr, ETH_ALEN) &&
> tmp_fil->vlan_id == vlan_id) {
>
> diff --git a/drivers/net/ethernet/sun/sunvnet.c b/drivers/net/ethernet/sun/sunvnet.c
> index e1b8955..0414da4 100644
> --- a/drivers/net/ethernet/sun/sunvnet.c
> +++ b/drivers/net/ethernet/sun/sunvnet.c
> @@ -614,10 +614,9 @@ struct vnet_port *__tx_port_find(struct vnet *vp, struct sk_buff *skb)
> {
> unsigned int hash = vnet_hashfn(skb->data);
> struct hlist_head *hp = &vp->port_hash[hash];
> - struct hlist_node *n;
> struct vnet_port *port;
>
> - hlist_for_each_entry(port, n, hp, hash) {
> + hlist_for_each_entry(port, hp, hash) {
> if (ether_addr_equal(port->raddr, skb->data))
> return port;
> }
> diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
> index 68a43fe..4753d3b 100644
> --- a/drivers/net/macvlan.c
> +++ b/drivers/net/macvlan.c
> @@ -54,9 +54,8 @@ static struct macvlan_dev *macvlan_hash_lookup(const struct macvlan_port *port,
> const unsigned char *addr)
> {
> struct macvlan_dev *vlan;
> - struct hlist_node *n;
>
> - hlist_for_each_entry_rcu(vlan, n, &port->vlan_hash[addr[5]], hlist) {
> + hlist_for_each_entry_rcu(vlan, &port->vlan_hash[addr[5]], hlist) {
> if (ether_addr_equal_64bits(vlan->dev->dev_addr, addr))
> return vlan;
> }
> @@ -133,7 +132,6 @@ static void macvlan_broadcast(struct sk_buff *skb,
> {
> const struct ethhdr *eth = eth_hdr(skb);
> const struct macvlan_dev *vlan;
> - struct hlist_node *n;
> struct sk_buff *nskb;
> unsigned int i;
> int err;
> @@ -142,7 +140,7 @@ static void macvlan_broadcast(struct sk_buff *skb,
> return;
>
> for (i = 0; i < MACVLAN_HASH_SIZE; i++) {
> - hlist_for_each_entry_rcu(vlan, n, &port->vlan_hash[i], hlist) {
> + hlist_for_each_entry_rcu(vlan, &port->vlan_hash[i], hlist) {
> if (vlan->dev == src || !(vlan->mode & mode))
> continue;
>
> diff --git a/drivers/net/tun.c b/drivers/net/tun.c
> index fbd106e..f419e6c 100644
> --- a/drivers/net/tun.c
> +++ b/drivers/net/tun.c
> @@ -195,9 +195,8 @@ static inline u32 tun_hashfn(u32 rxhash)
> static struct tun_flow_entry *tun_flow_find(struct hlist_head *head, u32 rxhash)
> {
> struct tun_flow_entry *e;
> - struct hlist_node *n;
>
> - hlist_for_each_entry_rcu(e, n, head, hash_link) {
> + hlist_for_each_entry_rcu(e, head, hash_link) {
> if (e->rxhash == rxhash)
> return e;
> }
> @@ -237,9 +236,9 @@ static void tun_flow_flush(struct tun_struct *tun)
> spin_lock_bh(&tun->lock);
> for (i = 0; i < TUN_NUM_FLOW_ENTRIES; i++) {
> struct tun_flow_entry *e;
> - struct hlist_node *h, *n;
> + struct hlist_node *n;
>
> - hlist_for_each_entry_safe(e, h, n, &tun->flows[i], hash_link)
> + hlist_for_each_entry_safe(e, n, &tun->flows[i], hash_link)
> tun_flow_delete(tun, e);
> }
> spin_unlock_bh(&tun->lock);
> @@ -252,9 +251,9 @@ static void tun_flow_delete_by_queue(struct tun_struct *tun, u16 queue_index)
> spin_lock_bh(&tun->lock);
> for (i = 0; i < TUN_NUM_FLOW_ENTRIES; i++) {
> struct tun_flow_entry *e;
> - struct hlist_node *h, *n;
> + struct hlist_node *n;
>
> - hlist_for_each_entry_safe(e, h, n, &tun->flows[i], hash_link) {
> + hlist_for_each_entry_safe(e, n, &tun->flows[i], hash_link) {
> if (e->queue_index == queue_index)
> tun_flow_delete(tun, e);
> }
> @@ -275,9 +274,9 @@ static void tun_flow_cleanup(unsigned long data)
> spin_lock_bh(&tun->lock);
> for (i = 0; i < TUN_NUM_FLOW_ENTRIES; i++) {
> struct tun_flow_entry *e;
> - struct hlist_node *h, *n;
> + struct hlist_node *n;
>
> - hlist_for_each_entry_safe(e, h, n, &tun->flows[i], hash_link) {
> + hlist_for_each_entry_safe(e, n, &tun->flows[i], hash_link) {
> unsigned long this_timer;
> count++;
> this_timer = e->updated + delay;
> diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
> index 656230e..12e09f3 100644
> --- a/drivers/net/vxlan.c
> +++ b/drivers/net/vxlan.c
> @@ -143,9 +143,8 @@ static inline struct hlist_head *vni_head(struct net *net, u32 id)
> static struct vxlan_dev *vxlan_find_vni(struct net *net, u32 id)
> {
> struct vxlan_dev *vxlan;
> - struct hlist_node *node;
>
> - hlist_for_each_entry_rcu(vxlan, node, vni_head(net, id), hlist) {
> + hlist_for_each_entry_rcu(vxlan, vni_head(net, id), hlist) {
> if (vxlan->vni == id)
> return vxlan;
> }
> @@ -290,9 +289,8 @@ static struct vxlan_fdb *vxlan_find_mac(struct vxlan_dev *vxlan,
> {
> struct hlist_head *head = vxlan_fdb_head(vxlan, mac);
> struct vxlan_fdb *f;
> - struct hlist_node *node;
>
> - hlist_for_each_entry_rcu(f, node, head, hlist) {
> + hlist_for_each_entry_rcu(f, head, hlist) {
> if (compare_ether_addr(mac, f->eth_addr) == 0)
> return f;
> }
> @@ -419,10 +417,9 @@ static int vxlan_fdb_dump(struct sk_buff *skb, struct netlink_callback *cb,
>
> for (h = 0; h < FDB_HASH_SIZE; ++h) {
> struct vxlan_fdb *f;
> - struct hlist_node *n;
> int err;
>
> - hlist_for_each_entry_rcu(f, n, &vxlan->fdb_head[h], hlist) {
> + hlist_for_each_entry_rcu(f, &vxlan->fdb_head[h], hlist) {
> if (idx < cb->args[0])
> goto skip;
>
> @@ -480,11 +477,10 @@ static bool vxlan_group_used(struct vxlan_net *vn,
> const struct vxlan_dev *this)
> {
> const struct vxlan_dev *vxlan;
> - struct hlist_node *node;
> unsigned h;
>
> for (h = 0; h < VNI_HASH_SIZE; ++h)
> - hlist_for_each_entry(vxlan, node, &vn->vni_list[h], hlist) {
> + hlist_for_each_entry(vxlan, &vn->vni_list[h], hlist) {
> if (vxlan == this)
> continue;
>
> diff --git a/drivers/net/wireless/zd1201.c b/drivers/net/wireless/zd1201.c
> index 48273dd..4941f20 100644
> --- a/drivers/net/wireless/zd1201.c
> +++ b/drivers/net/wireless/zd1201.c
> @@ -309,7 +309,6 @@ static void zd1201_usbrx(struct urb *urb)
> if (data[urb->actual_length-1] == ZD1201_PACKET_RXDATA) {
> int datalen = urb->actual_length-1;
> unsigned short len, fc, seq;
> - struct hlist_node *node;
>
> len = ntohs(*(__be16 *)&data[datalen-2]);
> if (len>datalen)
> @@ -362,7 +361,7 @@ static void zd1201_usbrx(struct urb *urb)
> hlist_add_head(&frag->fnode, &zd->fraglist);
> goto resubmit;
> }
> - hlist_for_each_entry(frag, node, &zd->fraglist, fnode)
> + hlist_for_each_entry(frag, &zd->fraglist, fnode)
> if (frag->seq == (seq&IEEE80211_SCTL_SEQ))
> break;
> if (!frag)
> @@ -1831,14 +1830,14 @@ err_zd:
> static void zd1201_disconnect(struct usb_interface *interface)
> {
> struct zd1201 *zd = usb_get_intfdata(interface);
> - struct hlist_node *node, *node2;
> + struct hlist_node *node2;
> struct zd1201_frag *frag;
>
> if (!zd)
> return;
> usb_set_intfdata(interface, NULL);
>
> - hlist_for_each_entry_safe(frag, node, node2, &zd->fraglist, fnode) {
> + hlist_for_each_entry_safe(frag, node2, &zd->fraglist, fnode) {
> hlist_del_init(&frag->fnode);
> kfree_skb(frag->skb);
> kfree(frag);
> diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
> index 5cb5820..7d7f9cc 100644
> --- a/drivers/pci/pci.c
> +++ b/drivers/pci/pci.c
> @@ -847,9 +847,8 @@ static struct pci_cap_saved_state *pci_find_saved_cap(
> struct pci_dev *pci_dev, char cap)
> {
> struct pci_cap_saved_state *tmp;
> - struct hlist_node *pos;
>
> - hlist_for_each_entry(tmp, pos, &pci_dev->saved_cap_space, next) {
> + hlist_for_each_entry(tmp, &pci_dev->saved_cap_space, next) {
> if (tmp->cap.cap_nr == cap)
> return tmp;
> }
> @@ -1046,7 +1045,6 @@ struct pci_saved_state *pci_store_saved_state(struct pci_dev *dev)
> struct pci_saved_state *state;
> struct pci_cap_saved_state *tmp;
> struct pci_cap_saved_data *cap;
> - struct hlist_node *pos;
> size_t size;
>
> if (!dev->state_saved)
> @@ -1054,7 +1052,7 @@ struct pci_saved_state *pci_store_saved_state(struct pci_dev *dev)
>
> size = sizeof(*state) + sizeof(struct pci_cap_saved_data);
>
> - hlist_for_each_entry(tmp, pos, &dev->saved_cap_space, next)
> + hlist_for_each_entry(tmp, &dev->saved_cap_space, next)
> size += sizeof(struct pci_cap_saved_data) + tmp->cap.size;
>
> state = kzalloc(size, GFP_KERNEL);
> @@ -1065,7 +1063,7 @@ struct pci_saved_state *pci_store_saved_state(struct pci_dev *dev)
> sizeof(state->config_space));
>
> cap = state->cap;
> - hlist_for_each_entry(tmp, pos, &dev->saved_cap_space, next) {
> + hlist_for_each_entry(tmp, &dev->saved_cap_space, next) {
> size_t len = sizeof(struct pci_cap_saved_data) + tmp->cap.size;
> memcpy(cap, &tmp->cap, len);
> cap = (struct pci_cap_saved_data *)((u8 *)cap + len);
> @@ -2060,9 +2058,9 @@ void pci_allocate_cap_save_buffers(struct pci_dev *dev)
> void pci_free_cap_save_buffers(struct pci_dev *dev)
> {
> struct pci_cap_saved_state *tmp;
> - struct hlist_node *pos, *n;
> + struct hlist_node *n;
>
> - hlist_for_each_entry_safe(tmp, pos, n, &dev->saved_cap_space, next)
> + hlist_for_each_entry_safe(tmp, n, &dev->saved_cap_space, next)
> kfree(tmp);
> }
>
> diff --git a/drivers/staging/android/binder.c b/drivers/staging/android/binder.c
> index 2d12e8a..9bb89f6 100644
> --- a/drivers/staging/android/binder.c
> +++ b/drivers/staging/android/binder.c
> @@ -2880,7 +2880,6 @@ static int binder_release(struct inode *nodp, struct file *filp)
>
> static void binder_deferred_release(struct binder_proc *proc)
> {
> - struct hlist_node *pos;
> struct binder_transaction *t;
> struct rb_node *n;
> int threads, nodes, incoming_refs, outgoing_refs, buffers, active_transactions, page_count;
> @@ -2924,7 +2923,7 @@ static void binder_deferred_release(struct binder_proc *proc)
> node->local_weak_refs = 0;
> hlist_add_head(&node->dead_node, &binder_dead_nodes);
>
> - hlist_for_each_entry(ref, pos, &node->refs, node_entry) {
> + hlist_for_each_entry(ref, &node->refs, node_entry) {
> incoming_refs++;
> if (ref->death) {
> death++;
> @@ -3156,12 +3155,11 @@ static void print_binder_thread(struct seq_file *m,
> static void print_binder_node(struct seq_file *m, struct binder_node *node)
> {
> struct binder_ref *ref;
> - struct hlist_node *pos;
> struct binder_work *w;
> int count;
>
> count = 0;
> - hlist_for_each_entry(ref, pos, &node->refs, node_entry)
> + hlist_for_each_entry(ref, &node->refs, node_entry)
> count++;
>
> seq_printf(m, " node %d: u%p c%p hs %d hw %d ls %d lw %d is %d iw %d",
> @@ -3171,7 +3169,7 @@ static void print_binder_node(struct seq_file *m, struct binder_node *node)
> node->internal_strong_refs, count);
> if (count) {
> seq_puts(m, " proc");
> - hlist_for_each_entry(ref, pos, &node->refs, node_entry)
> + hlist_for_each_entry(ref, &node->refs, node_entry)
> seq_printf(m, " %d", ref->proc->pid);
> }
> seq_puts(m, "\n");
> @@ -3369,7 +3367,6 @@ static void print_binder_proc_stats(struct seq_file *m,
> static int binder_state_show(struct seq_file *m, void *unused)
> {
> struct binder_proc *proc;
> - struct hlist_node *pos;
> struct binder_node *node;
> int do_lock = !binder_debug_no_lock;
>
> @@ -3380,10 +3377,10 @@ static int binder_state_show(struct seq_file *m, void *unused)
>
> if (!hlist_empty(&binder_dead_nodes))
> seq_puts(m, "dead nodes:\n");
> - hlist_for_each_entry(node, pos, &binder_dead_nodes, dead_node)
> + hlist_for_each_entry(node, &binder_dead_nodes, dead_node)
> print_binder_node(m, node);
>
> - hlist_for_each_entry(proc, pos, &binder_procs, proc_node)
> + hlist_for_each_entry(proc, &binder_procs, proc_node)
> print_binder_proc(m, proc, 1);
> if (do_lock)
> binder_unlock(__func__);
> @@ -3393,7 +3390,6 @@ static int binder_state_show(struct seq_file *m, void *unused)
> static int binder_stats_show(struct seq_file *m, void *unused)
> {
> struct binder_proc *proc;
> - struct hlist_node *pos;
> int do_lock = !binder_debug_no_lock;
>
> if (do_lock)
> @@ -3403,7 +3399,7 @@ static int binder_stats_show(struct seq_file *m, void *unused)
>
> print_binder_stats(m, "", &binder_stats);
>
> - hlist_for_each_entry(proc, pos, &binder_procs, proc_node)
> + hlist_for_each_entry(proc, &binder_procs, proc_node)
> print_binder_proc_stats(m, proc);
> if (do_lock)
> binder_unlock(__func__);
> @@ -3413,14 +3409,13 @@ static int binder_stats_show(struct seq_file *m, void *unused)
> static int binder_transactions_show(struct seq_file *m, void *unused)
> {
> struct binder_proc *proc;
> - struct hlist_node *pos;
> int do_lock = !binder_debug_no_lock;
>
> if (do_lock)
> binder_lock(__func__);
>
> seq_puts(m, "binder transactions:\n");
> - hlist_for_each_entry(proc, pos, &binder_procs, proc_node)
> + hlist_for_each_entry(proc, &binder_procs, proc_node)
> print_binder_proc(m, proc, 0);
> if (do_lock)
> binder_unlock(__func__);
> diff --git a/drivers/target/tcm_fc/tfc_sess.c b/drivers/target/tcm_fc/tfc_sess.c
> index 12d6fa2..d1c4129 100644
> --- a/drivers/target/tcm_fc/tfc_sess.c
> +++ b/drivers/target/tcm_fc/tfc_sess.c
> @@ -169,7 +169,6 @@ static struct ft_sess *ft_sess_get(struct fc_lport *lport, u32 port_id)
> {
> struct ft_tport *tport;
> struct hlist_head *head;
> - struct hlist_node *pos;
> struct ft_sess *sess;
>
> rcu_read_lock();
> @@ -178,7 +177,7 @@ static struct ft_sess *ft_sess_get(struct fc_lport *lport, u32 port_id)
> goto out;
>
> head = &tport->hash[ft_sess_hash(port_id)];
> - hlist_for_each_entry_rcu(sess, pos, head, hash) {
> + hlist_for_each_entry_rcu(sess, head, hash) {
> if (sess->port_id == port_id) {
> kref_get(&sess->kref);
> rcu_read_unlock();
> @@ -201,10 +200,9 @@ static struct ft_sess *ft_sess_create(struct ft_tport *tport, u32 port_id,
> {
> struct ft_sess *sess;
> struct hlist_head *head;
> - struct hlist_node *pos;
>
> head = &tport->hash[ft_sess_hash(port_id)];
> - hlist_for_each_entry_rcu(sess, pos, head, hash)
> + hlist_for_each_entry_rcu(sess, head, hash)
> if (sess->port_id == port_id)
> return sess;
>
> @@ -253,11 +251,10 @@ static void ft_sess_unhash(struct ft_sess *sess)
> static struct ft_sess *ft_sess_delete(struct ft_tport *tport, u32 port_id)
> {
> struct hlist_head *head;
> - struct hlist_node *pos;
> struct ft_sess *sess;
>
> head = &tport->hash[ft_sess_hash(port_id)];
> - hlist_for_each_entry_rcu(sess, pos, head, hash) {
> + hlist_for_each_entry_rcu(sess, head, hash) {
> if (sess->port_id == port_id) {
> ft_sess_unhash(sess);
> return sess;
> @@ -273,12 +270,11 @@ static struct ft_sess *ft_sess_delete(struct ft_tport *tport, u32 port_id)
> static void ft_sess_delete_all(struct ft_tport *tport)
> {
> struct hlist_head *head;
> - struct hlist_node *pos;
> struct ft_sess *sess;
>
> for (head = tport->hash;
> head < &tport->hash[FT_SESS_HASH_SIZE]; head++) {
> - hlist_for_each_entry_rcu(sess, pos, head, hash) {
> + hlist_for_each_entry_rcu(sess, head, hash) {
> ft_sess_unhash(sess);
> transport_deregister_session_configfs(sess->se_sess);
> ft_sess_put(sess); /* release from table */
> diff --git a/fs/affs/amigaffs.c b/fs/affs/amigaffs.c
> index eb82ee5..d9a4367 100644
> --- a/fs/affs/amigaffs.c
> +++ b/fs/affs/amigaffs.c
> @@ -125,9 +125,8 @@ static void
> affs_fix_dcache(struct inode *inode, u32 entry_ino)
> {
> struct dentry *dentry;
> - struct hlist_node *p;
> spin_lock(&inode->i_lock);
> - hlist_for_each_entry(dentry, p, &inode->i_dentry, d_alias) {
> + hlist_for_each_entry(dentry, &inode->i_dentry, d_alias) {
> if (entry_ino == (u32)(long)dentry->d_fsdata) {
> dentry->d_fsdata = (void *)inode->i_ino;
> break;
> diff --git a/fs/aio.c b/fs/aio.c
> index 71f613c..68a5d64 100644
> --- a/fs/aio.c
> +++ b/fs/aio.c
> @@ -588,11 +588,10 @@ static struct kioctx *lookup_ioctx(unsigned long ctx_id)
> {
> struct mm_struct *mm = current->mm;
> struct kioctx *ctx, *ret = NULL;
> - struct hlist_node *n;
>
> rcu_read_lock();
>
> - hlist_for_each_entry_rcu(ctx, n, &mm->ioctx_list, list) {
> + hlist_for_each_entry_rcu(ctx, &mm->ioctx_list, list) {
> /*
> * RCU protects us against accessing freed memory but
> * we have to be careful not to get a reference when the
> diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
> index ed6208f..7a3f57f 100644
> --- a/fs/cifs/inode.c
> +++ b/fs/cifs/inode.c
> @@ -806,10 +806,9 @@ static bool
> inode_has_hashed_dentries(struct inode *inode)
> {
> struct dentry *dentry;
> - struct hlist_node *p;
>
> spin_lock(&inode->i_lock);
> - hlist_for_each_entry(dentry, p, &inode->i_dentry, d_alias) {
> + hlist_for_each_entry(dentry, &inode->i_dentry, d_alias) {
> if (!d_unhashed(dentry) || IS_ROOT(dentry)) {
> spin_unlock(&inode->i_lock);
> return true;
> diff --git a/fs/dcache.c b/fs/dcache.c
> index 19153a0..070b318 100644
> --- a/fs/dcache.c
> +++ b/fs/dcache.c
> @@ -675,11 +675,10 @@ EXPORT_SYMBOL(dget_parent);
> static struct dentry *__d_find_alias(struct inode *inode, int want_discon)
> {
> struct dentry *alias, *discon_alias;
> - struct hlist_node *p;
>
> again:
> discon_alias = NULL;
> - hlist_for_each_entry(alias, p, &inode->i_dentry, d_alias) {
> + hlist_for_each_entry(alias, &inode->i_dentry, d_alias) {
> spin_lock(&alias->d_lock);
> if (S_ISDIR(inode->i_mode) || !d_unhashed(alias)) {
> if (IS_ROOT(alias) &&
> @@ -730,10 +729,9 @@ EXPORT_SYMBOL(d_find_alias);
> void d_prune_aliases(struct inode *inode)
> {
> struct dentry *dentry;
> - struct hlist_node *p;
> restart:
> spin_lock(&inode->i_lock);
> - hlist_for_each_entry(dentry, p, &inode->i_dentry, d_alias) {
> + hlist_for_each_entry(dentry, &inode->i_dentry, d_alias) {
> spin_lock(&dentry->d_lock);
> if (!dentry->d_count) {
> __dget_dlock(dentry);
> @@ -1440,14 +1438,13 @@ static struct dentry *__d_instantiate_unique(struct dentry *entry,
> int len = entry->d_name.len;
> const char *name = entry->d_name.name;
> unsigned int hash = entry->d_name.hash;
> - struct hlist_node *p;
>
> if (!inode) {
> __d_instantiate(entry, NULL);
> return NULL;
> }
>
> - hlist_for_each_entry(alias, p, &inode->i_dentry, d_alias) {
> + hlist_for_each_entry(alias, &inode->i_dentry, d_alias) {
> /*
> * Don't need alias->d_lock here, because aliases with
> * d_parent == entry->d_parent are not subject to name or
> diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c
> index dd87a31..036ecb5 100644
> --- a/fs/dlm/lowcomms.c
> +++ b/fs/dlm/lowcomms.c
> @@ -177,12 +177,11 @@ static inline int nodeid_hash(int nodeid)
> static struct connection *__find_con(int nodeid)
> {
> int r;
> - struct hlist_node *h;
> struct connection *con;
>
> r = nodeid_hash(nodeid);
>
> - hlist_for_each_entry(con, h, &connection_hash[r], list) {
> + hlist_for_each_entry(con, &connection_hash[r], list) {
> if (con->nodeid == nodeid)
> return con;
> }
> @@ -232,11 +231,11 @@ static struct connection *__nodeid2con(int nodeid, gfp_t alloc)
> static void foreach_conn(void (*conn_func)(struct connection *c))
> {
> int i;
> - struct hlist_node *h, *n;
> + struct hlist_node *n;
> struct connection *con;
>
> for (i = 0; i < CONN_HASH_SIZE; i++) {
> - hlist_for_each_entry_safe(con, h, n, &connection_hash[i], list){
> + hlist_for_each_entry_safe(con, n, &connection_hash[i], list){
> conn_func(con);
> }
> }
> @@ -257,13 +256,12 @@ static struct connection *nodeid2con(int nodeid, gfp_t allocation)
> static struct connection *assoc2con(int assoc_id)
> {
> int i;
> - struct hlist_node *h;
> struct connection *con;
>
> mutex_lock(&connections_lock);
>
> for (i = 0 ; i < CONN_HASH_SIZE; i++) {
> - hlist_for_each_entry(con, h, &connection_hash[i], list) {
> + hlist_for_each_entry(con, &connection_hash[i], list) {
> if (con->sctp_assoc == assoc_id) {
> mutex_unlock(&connections_lock);
> return con;
> diff --git a/fs/ecryptfs/messaging.c b/fs/ecryptfs/messaging.c
> index 5fa2471..8d7a577 100644
> --- a/fs/ecryptfs/messaging.c
> +++ b/fs/ecryptfs/messaging.c
> @@ -115,10 +115,9 @@ void ecryptfs_msg_ctx_alloc_to_free(struct ecryptfs_msg_ctx *msg_ctx)
> */
> int ecryptfs_find_daemon_by_euid(struct ecryptfs_daemon **daemon)
> {
> - struct hlist_node *elem;
> int rc;
>
> - hlist_for_each_entry(*daemon, elem,
> + hlist_for_each_entry(*daemon,
> &ecryptfs_daemon_hash[ecryptfs_current_euid_hash()],
> euid_chain) {
> if (uid_eq((*daemon)->file->f_cred->euid, current_euid())) {
> @@ -445,7 +444,6 @@ void ecryptfs_release_messaging(void)
> mutex_unlock(&ecryptfs_msg_ctx_lists_mux);
> }
> if (ecryptfs_daemon_hash) {
> - struct hlist_node *elem;
> struct ecryptfs_daemon *daemon;
> int i;
>
> @@ -453,7 +451,7 @@ void ecryptfs_release_messaging(void)
> for (i = 0; i < (1 << ecryptfs_hash_bits); i++) {
> int rc;
>
> - hlist_for_each_entry(daemon, elem,
> + hlist_for_each_entry(daemon,
> &ecryptfs_daemon_hash[i],
> euid_chain) {
> rc = ecryptfs_exorcise_daemon(daemon);
> diff --git a/fs/exportfs/expfs.c b/fs/exportfs/expfs.c
> index 5df4bb4..262fc99 100644
> --- a/fs/exportfs/expfs.c
> +++ b/fs/exportfs/expfs.c
> @@ -44,14 +44,13 @@ find_acceptable_alias(struct dentry *result,
> {
> struct dentry *dentry, *toput = NULL;
> struct inode *inode;
> - struct hlist_node *p;
>
> if (acceptable(context, result))
> return result;
>
> inode = result->d_inode;
> spin_lock(&inode->i_lock);
> - hlist_for_each_entry(dentry, p, &inode->i_dentry, d_alias) {
> + hlist_for_each_entry(dentry, &inode->i_dentry, d_alias) {
> dget(dentry);
> spin_unlock(&inode->i_lock);
> if (toput)
> diff --git a/fs/fat/inode.c b/fs/fat/inode.c
> index f8f4916..3d4e905 100644
> --- a/fs/fat/inode.c
> +++ b/fs/fat/inode.c
> @@ -341,12 +341,11 @@ struct inode *fat_iget(struct super_block *sb, loff_t i_pos)
> {
> struct msdos_sb_info *sbi = MSDOS_SB(sb);
> struct hlist_head *head = sbi->inode_hashtable + fat_hash(i_pos);
> - struct hlist_node *_p;
> struct msdos_inode_info *i;
> struct inode *inode = NULL;
>
> spin_lock(&sbi->inode_hash_lock);
> - hlist_for_each_entry(i, _p, head, i_fat_hash) {
> + hlist_for_each_entry(i, head, i_fat_hash) {
> BUG_ON(i->vfs_inode.i_sb != sb);
> if (i->i_pos != i_pos)
> continue;
> diff --git a/fs/fat/nfs.c b/fs/fat/nfs.c
> index ef4b5fa..499c104 100644
> --- a/fs/fat/nfs.c
> +++ b/fs/fat/nfs.c
> @@ -21,13 +21,12 @@ static struct inode *fat_dget(struct super_block *sb, int i_logstart)
> {
> struct msdos_sb_info *sbi = MSDOS_SB(sb);
> struct hlist_head *head;
> - struct hlist_node *_p;
> struct msdos_inode_info *i;
> struct inode *inode = NULL;
>
> head = sbi->dir_hashtable + fat_dir_hash(i_logstart);
> spin_lock(&sbi->dir_hash_lock);
> - hlist_for_each_entry(i, _p, head, i_dir_hash) {
> + hlist_for_each_entry(i, head, i_dir_hash) {
> BUG_ON(i->vfs_inode.i_sb != sb);
> if (i->i_logstart != i_logstart)
> continue;
> diff --git a/fs/fscache/cookie.c b/fs/fscache/cookie.c
> index 8dcb114..e2cba1f 100644
> --- a/fs/fscache/cookie.c
> +++ b/fs/fscache/cookie.c
> @@ -237,13 +237,12 @@ static int fscache_alloc_object(struct fscache_cache *cache,
> struct fscache_cookie *cookie)
> {
> struct fscache_object *object;
> - struct hlist_node *_n;
> int ret;
>
> _enter("%p,%p{%s}", cache, cookie, cookie->def->name);
>
> spin_lock(&cookie->lock);
> - hlist_for_each_entry(object, _n, &cookie->backing_objects,
> + hlist_for_each_entry(object, &cookie->backing_objects,
> cookie_link) {
> if (object->cache == cache)
> goto object_already_extant;
> @@ -311,7 +310,6 @@ static int fscache_attach_object(struct fscache_cookie *cookie,
> {
> struct fscache_object *p;
> struct fscache_cache *cache = object->cache;
> - struct hlist_node *_n;
> int ret;
>
> _enter("{%s},{OBJ%x}", cookie->def->name, object->debug_id);
> @@ -321,7 +319,7 @@ static int fscache_attach_object(struct fscache_cookie *cookie,
> /* there may be multiple initial creations of this object, but we only
> * want one */
> ret = -EEXIST;
> - hlist_for_each_entry(p, _n, &cookie->backing_objects, cookie_link) {
> + hlist_for_each_entry(p, &cookie->backing_objects, cookie_link) {
> if (p->cache == object->cache) {
> if (p->state >= FSCACHE_OBJECT_DYING)
> ret = -ENOBUFS;
> @@ -331,7 +329,7 @@ static int fscache_attach_object(struct fscache_cookie *cookie,
>
> /* pin the parent object */
> spin_lock_nested(&cookie->parent->lock, 1);
> - hlist_for_each_entry(p, _n, &cookie->parent->backing_objects,
> + hlist_for_each_entry(p, &cookie->parent->backing_objects,
> cookie_link) {
> if (p->cache == object->cache) {
> if (p->state >= FSCACHE_OBJECT_DYING) {
> @@ -435,7 +433,6 @@ EXPORT_SYMBOL(__fscache_wait_on_invalidate);
> void __fscache_update_cookie(struct fscache_cookie *cookie)
> {
> struct fscache_object *object;
> - struct hlist_node *_p;
>
> fscache_stat(&fscache_n_updates);
>
> @@ -452,7 +449,7 @@ void __fscache_update_cookie(struct fscache_cookie *cookie)
> spin_lock(&cookie->lock);
>
> /* update the index entry on disk in each cache backing this cookie */
> - hlist_for_each_entry(object, _p,
> + hlist_for_each_entry(object,
> &cookie->backing_objects, cookie_link) {
> fscache_raise_event(object, FSCACHE_OBJECT_EV_UPDATE);
> }
> diff --git a/fs/inode.c b/fs/inode.c
> index 14084b7..83a601c 100644
> --- a/fs/inode.c
> +++ b/fs/inode.c
> @@ -798,11 +798,10 @@ static struct inode *find_inode(struct super_block *sb,
> int (*test)(struct inode *, void *),
> void *data)
> {
> - struct hlist_node *node;
> struct inode *inode = NULL;
>
> repeat:
> - hlist_for_each_entry(inode, node, head, i_hash) {
> + hlist_for_each_entry(inode, head, i_hash) {
> spin_lock(&inode->i_lock);
> if (inode->i_sb != sb) {
> spin_unlock(&inode->i_lock);
> @@ -830,11 +829,10 @@ repeat:
> static struct inode *find_inode_fast(struct super_block *sb,
> struct hlist_head *head, unsigned long ino)
> {
> - struct hlist_node *node;
> struct inode *inode = NULL;
>
> repeat:
> - hlist_for_each_entry(inode, node, head, i_hash) {
> + hlist_for_each_entry(inode, head, i_hash) {
> spin_lock(&inode->i_lock);
> if (inode->i_ino != ino) {
> spin_unlock(&inode->i_lock);
> @@ -1132,11 +1130,10 @@ EXPORT_SYMBOL(iget_locked);
> static int test_inode_iunique(struct super_block *sb, unsigned long ino)
> {
> struct hlist_head *b = inode_hashtable + hash(sb, ino);
> - struct hlist_node *node;
> struct inode *inode;
>
> spin_lock(&inode_hash_lock);
> - hlist_for_each_entry(inode, node, b, i_hash) {
> + hlist_for_each_entry(inode, b, i_hash) {
> if (inode->i_ino == ino && inode->i_sb == sb) {
> spin_unlock(&inode_hash_lock);
> return 0;
> @@ -1291,10 +1288,9 @@ int insert_inode_locked(struct inode *inode)
> struct hlist_head *head = inode_hashtable + hash(sb, ino);
>
> while (1) {
> - struct hlist_node *node;
> struct inode *old = NULL;
> spin_lock(&inode_hash_lock);
> - hlist_for_each_entry(old, node, head, i_hash) {
> + hlist_for_each_entry(old, head, i_hash) {
> if (old->i_ino != ino)
> continue;
> if (old->i_sb != sb)
> @@ -1306,7 +1302,7 @@ int insert_inode_locked(struct inode *inode)
> }
> break;
> }
> - if (likely(!node)) {
> + if (likely(!old)) {
> spin_lock(&inode->i_lock);
> inode->i_state |= I_NEW;
> hlist_add_head(&inode->i_hash, head);
> @@ -1334,11 +1330,10 @@ int insert_inode_locked4(struct inode *inode, unsigned long hashval,
> struct hlist_head *head = inode_hashtable + hash(sb, hashval);
>
> while (1) {
> - struct hlist_node *node;
> struct inode *old = NULL;
>
> spin_lock(&inode_hash_lock);
> - hlist_for_each_entry(old, node, head, i_hash) {
> + hlist_for_each_entry(old, head, i_hash) {
> if (old->i_sb != sb)
> continue;
> if (!test(old, data))
> @@ -1350,7 +1345,7 @@ int insert_inode_locked4(struct inode *inode, unsigned long hashval,
> }
> break;
> }
> - if (likely(!node)) {
> + if (likely(!old)) {
> spin_lock(&inode->i_lock);
> inode->i_state |= I_NEW;
> hlist_add_head(&inode->i_hash, head);
> diff --git a/fs/lockd/host.c b/fs/lockd/host.c
> index 0e17090..abdd75d 100644
> --- a/fs/lockd/host.c
> +++ b/fs/lockd/host.c
> @@ -32,15 +32,15 @@
> static struct hlist_head nlm_server_hosts[NLM_HOST_NRHASH];
> static struct hlist_head nlm_client_hosts[NLM_HOST_NRHASH];
>
> -#define for_each_host(host, pos, chain, table) \
> +#define for_each_host(host, chain, table) \
> for ((chain) = (table); \
> (chain) < (table) + NLM_HOST_NRHASH; ++(chain)) \
> - hlist_for_each_entry((host), (pos), (chain), h_hash)
> + hlist_for_each_entry((host), (chain), h_hash)
>
> -#define for_each_host_safe(host, pos, next, chain, table) \
> +#define for_each_host_safe(host, next, chain, table) \
> for ((chain) = (table); \
> (chain) < (table) + NLM_HOST_NRHASH; ++(chain)) \
> - hlist_for_each_entry_safe((host), (pos), (next), \
> + hlist_for_each_entry_safe((host), (next), \
> (chain), h_hash)
>
> static unsigned long nrhosts;
> @@ -225,7 +225,6 @@ struct nlm_host *nlmclnt_lookup_host(const struct sockaddr *sap,
> .net = net,
> };
> struct hlist_head *chain;
> - struct hlist_node *pos;
> struct nlm_host *host;
> struct nsm_handle *nsm = NULL;
> struct lockd_net *ln = net_generic(net, lockd_net_id);
> @@ -237,7 +236,7 @@ struct nlm_host *nlmclnt_lookup_host(const struct sockaddr *sap,
> mutex_lock(&nlm_host_mutex);
>
> chain = &nlm_client_hosts[nlm_hash_address(sap)];
> - hlist_for_each_entry(host, pos, chain, h_hash) {
> + hlist_for_each_entry(host, chain, h_hash) {
> if (host->net != net)
> continue;
> if (!rpc_cmp_addr(nlm_addr(host), sap))
> @@ -322,7 +321,6 @@ struct nlm_host *nlmsvc_lookup_host(const struct svc_rqst *rqstp,
> const size_t hostname_len)
> {
> struct hlist_head *chain;
> - struct hlist_node *pos;
> struct nlm_host *host = NULL;
> struct nsm_handle *nsm = NULL;
> struct sockaddr *src_sap = svc_daddr(rqstp);
> @@ -350,7 +348,7 @@ struct nlm_host *nlmsvc_lookup_host(const struct svc_rqst *rqstp,
> nlm_gc_hosts(net);
>
> chain = &nlm_server_hosts[nlm_hash_address(ni.sap)];
> - hlist_for_each_entry(host, pos, chain, h_hash) {
> + hlist_for_each_entry(host, chain, h_hash) {
> if (host->net != net)
> continue;
> if (!rpc_cmp_addr(nlm_addr(host), ni.sap))
> @@ -515,10 +513,9 @@ static struct nlm_host *next_host_state(struct hlist_head *cache,
> {
> struct nlm_host *host;
> struct hlist_head *chain;
> - struct hlist_node *pos;
>
> mutex_lock(&nlm_host_mutex);
> - for_each_host(host, pos, chain, cache) {
> + for_each_host(host, chain, cache) {
> if (host->h_nsmhandle == nsm
> && host->h_nsmstate != info->state) {
> host->h_nsmstate = info->state;
> @@ -570,7 +567,6 @@ void nlm_host_rebooted(const struct nlm_reboot *info)
> static void nlm_complain_hosts(struct net *net)
> {
> struct hlist_head *chain;
> - struct hlist_node *pos;
> struct nlm_host *host;
>
> if (net) {
> @@ -587,7 +583,7 @@ static void nlm_complain_hosts(struct net *net)
> dprintk("lockd: %lu hosts left:\n", nrhosts);
> }
>
> - for_each_host(host, pos, chain, nlm_server_hosts) {
> + for_each_host(host, chain, nlm_server_hosts) {
> if (net && host->net != net)
> continue;
> dprintk(" %s (cnt %d use %d exp %ld net %p)\n",
> @@ -600,14 +596,13 @@ void
> nlm_shutdown_hosts_net(struct net *net)
> {
> struct hlist_head *chain;
> - struct hlist_node *pos;
> struct nlm_host *host;
>
> mutex_lock(&nlm_host_mutex);
>
> /* First, make all hosts eligible for gc */
> dprintk("lockd: nuking all hosts in net %p...\n", net);
> - for_each_host(host, pos, chain, nlm_server_hosts) {
> + for_each_host(host, chain, nlm_server_hosts) {
> if (net && host->net != net)
> continue;
> host->h_expires = jiffies - 1;
> @@ -644,11 +639,11 @@ static void
> nlm_gc_hosts(struct net *net)
> {
> struct hlist_head *chain;
> - struct hlist_node *pos, *next;
> + struct hlist_node *next;
> struct nlm_host *host;
>
> dprintk("lockd: host garbage collection for net %p\n", net);
> - for_each_host(host, pos, chain, nlm_server_hosts) {
> + for_each_host(host, chain, nlm_server_hosts) {
> if (net && host->net != net)
> continue;
> host->h_inuse = 0;
> @@ -657,7 +652,7 @@ nlm_gc_hosts(struct net *net)
> /* Mark all hosts that hold locks, blocks or shares */
> nlmsvc_mark_resources(net);
>
> - for_each_host_safe(host, pos, next, chain, nlm_server_hosts) {
> + for_each_host_safe(host, next, chain, nlm_server_hosts) {
> if (net && host->net != net)
> continue;
> if (atomic_read(&host->h_count) || host->h_inuse
> diff --git a/fs/lockd/svcsubs.c b/fs/lockd/svcsubs.c
> index 0deb5f6..747d405 100644
> --- a/fs/lockd/svcsubs.c
> +++ b/fs/lockd/svcsubs.c
> @@ -84,7 +84,6 @@ __be32
> nlm_lookup_file(struct svc_rqst *rqstp, struct nlm_file **result,
> struct nfs_fh *f)
> {
> - struct hlist_node *pos;
> struct nlm_file *file;
> unsigned int hash;
> __be32 nfserr;
> @@ -96,7 +95,7 @@ nlm_lookup_file(struct svc_rqst *rqstp, struct nlm_file **result,
> /* Lock file table */
> mutex_lock(&nlm_file_mutex);
>
> - hlist_for_each_entry(file, pos, &nlm_files[hash], f_list)
> + hlist_for_each_entry(file, &nlm_files[hash], f_list)
> if (!nfs_compare_fh(&file->f_handle, f))
> goto found;
>
> @@ -248,13 +247,13 @@ static int
> nlm_traverse_files(void *data, nlm_host_match_fn_t match,
> int (*is_failover_file)(void *data, struct nlm_file *file))
> {
> - struct hlist_node *pos, *next;
> + struct hlist_node *next;
> struct nlm_file *file;
> int i, ret = 0;
>
> mutex_lock(&nlm_file_mutex);
> for (i = 0; i < FILE_NRHASH; i++) {
> - hlist_for_each_entry_safe(file, pos, next, &nlm_files[i], f_list) {
> + hlist_for_each_entry_safe(file, next, &nlm_files[i], f_list) {
> if (is_failover_file && !is_failover_file(data, file))
> continue;
> file->f_count++;
> diff --git a/fs/nfs/pnfs_dev.c b/fs/nfs/pnfs_dev.c
> index d35b62e..6da209b 100644
> --- a/fs/nfs/pnfs_dev.c
> +++ b/fs/nfs/pnfs_dev.c
> @@ -77,9 +77,8 @@ _lookup_deviceid(const struct pnfs_layoutdriver_type *ld,
> long hash)
> {
> struct nfs4_deviceid_node *d;
> - struct hlist_node *n;
>
> - hlist_for_each_entry_rcu(d, n, &nfs4_deviceid_cache[hash], node)
> + hlist_for_each_entry_rcu(d, &nfs4_deviceid_cache[hash], node)
> if (d->ld == ld && d->nfs_client == clp &&
> !memcmp(&d->deviceid, id, sizeof(*id))) {
> if (atomic_read(&d->ref))
> @@ -248,12 +247,11 @@ static void
> _deviceid_purge_client(const struct nfs_client *clp, long hash)
> {
> struct nfs4_deviceid_node *d;
> - struct hlist_node *n;
> HLIST_HEAD(tmp);
>
> spin_lock(&nfs4_deviceid_lock);
> rcu_read_lock();
> - hlist_for_each_entry_rcu(d, n, &nfs4_deviceid_cache[hash], node)
> + hlist_for_each_entry_rcu(d, &nfs4_deviceid_cache[hash], node)
> if (d->nfs_client == clp && atomic_read(&d->ref)) {
> hlist_del_init_rcu(&d->node);
> hlist_add_head(&d->tmpnode, &tmp);
> @@ -291,12 +289,11 @@ void
> nfs4_deviceid_mark_client_invalid(struct nfs_client *clp)
> {
> struct nfs4_deviceid_node *d;
> - struct hlist_node *n;
> int i;
>
> rcu_read_lock();
> for (i = 0; i < NFS4_DEVICE_ID_HASH_SIZE; i ++){
> - hlist_for_each_entry_rcu(d, n, &nfs4_deviceid_cache[i], node)
> + hlist_for_each_entry_rcu(d, &nfs4_deviceid_cache[i], node)
> if (d->nfs_client == clp)
> set_bit(NFS_DEVICEID_INVALID, &d->flags);
> }
> diff --git a/fs/nfsd/nfscache.c b/fs/nfsd/nfscache.c
> index 2cbac34..da3dbd0 100644
> --- a/fs/nfsd/nfscache.c
> +++ b/fs/nfsd/nfscache.c
> @@ -120,7 +120,6 @@ hash_refile(struct svc_cacherep *rp)
> int
> nfsd_cache_lookup(struct svc_rqst *rqstp)
> {
> - struct hlist_node *hn;
> struct hlist_head *rh;
> struct svc_cacherep *rp;
> __be32 xid = rqstp->rq_xid;
> @@ -141,7 +140,7 @@ nfsd_cache_lookup(struct svc_rqst *rqstp)
> rtn = RC_DOIT;
>
> rh = &cache_hash[request_hash(xid)];
> - hlist_for_each_entry(rp, hn, rh, c_hash) {
> + hlist_for_each_entry(rp, rh, c_hash) {
> if (rp->c_state != RC_UNUSED &&
> xid == rp->c_xid && proc == rp->c_proc &&
> proto == rp->c_prot && vers == rp->c_vers &&
> diff --git a/fs/notify/fsnotify.c b/fs/notify/fsnotify.c
> index 6baadb5..4bb21d6 100644
> --- a/fs/notify/fsnotify.c
> +++ b/fs/notify/fsnotify.c
> @@ -52,7 +52,6 @@ void __fsnotify_vfsmount_delete(struct vfsmount *mnt)
> void __fsnotify_update_child_dentry_flags(struct inode *inode)
> {
> struct dentry *alias;
> - struct hlist_node *p;
> int watched;
>
> if (!S_ISDIR(inode->i_mode))
> @@ -64,7 +63,7 @@ void __fsnotify_update_child_dentry_flags(struct inode *inode)
> spin_lock(&inode->i_lock);
> /* run all of the dentries associated with this inode. Since this is a
> * directory, there damn well better only be one item on this list */
> - hlist_for_each_entry(alias, p, &inode->i_dentry, d_alias) {
> + hlist_for_each_entry(alias, &inode->i_dentry, d_alias) {
> struct dentry *child;
>
> /* run all of the children of the original inode and fix their
> diff --git a/fs/notify/inode_mark.c b/fs/notify/inode_mark.c
> index f31e90f..74825be 100644
> --- a/fs/notify/inode_mark.c
> +++ b/fs/notify/inode_mark.c
> @@ -36,12 +36,11 @@
> static void fsnotify_recalc_inode_mask_locked(struct inode *inode)
> {
> struct fsnotify_mark *mark;
> - struct hlist_node *pos;
> __u32 new_mask = 0;
>
> assert_spin_locked(&inode->i_lock);
>
> - hlist_for_each_entry(mark, pos, &inode->i_fsnotify_marks, i.i_list)
> + hlist_for_each_entry(mark, &inode->i_fsnotify_marks, i.i_list)
> new_mask |= mark->mask;
> inode->i_fsnotify_mask = new_mask;
> }
> @@ -87,11 +86,11 @@ void fsnotify_destroy_inode_mark(struct fsnotify_mark *mark)
> void fsnotify_clear_marks_by_inode(struct inode *inode)
> {
> struct fsnotify_mark *mark, *lmark;
> - struct hlist_node *pos, *n;
> + struct hlist_node *n;
> LIST_HEAD(free_list);
>
> spin_lock(&inode->i_lock);
> - hlist_for_each_entry_safe(mark, pos, n, &inode->i_fsnotify_marks, i.i_list) {
> + hlist_for_each_entry_safe(mark, n, &inode->i_fsnotify_marks, i.i_list) {
> list_add(&mark->i.free_i_list, &free_list);
> hlist_del_init_rcu(&mark->i.i_list);
> fsnotify_get_mark(mark);
> @@ -129,11 +128,10 @@ static struct fsnotify_mark *fsnotify_find_inode_mark_locked(
> struct inode *inode)
> {
> struct fsnotify_mark *mark;
> - struct hlist_node *pos;
>
> assert_spin_locked(&inode->i_lock);
>
> - hlist_for_each_entry(mark, pos, &inode->i_fsnotify_marks, i.i_list) {
> + hlist_for_each_entry(mark, &inode->i_fsnotify_marks, i.i_list) {
> if (mark->group == group) {
> fsnotify_get_mark(mark);
> return mark;
> @@ -194,8 +192,7 @@ int fsnotify_add_inode_mark(struct fsnotify_mark *mark,
> struct fsnotify_group *group, struct inode *inode,
> int allow_dups)
> {
> - struct fsnotify_mark *lmark;
> - struct hlist_node *node, *last = NULL;
> + struct fsnotify_mark *lmark, *last = NULL;
> int ret = 0;
>
> mark->flags |= FSNOTIFY_MARK_FLAG_INODE;
> @@ -214,8 +211,8 @@ int fsnotify_add_inode_mark(struct fsnotify_mark *mark,
> }
>
> /* should mark be in the middle of the current list? */
> - hlist_for_each_entry(lmark, node, &inode->i_fsnotify_marks, i.i_list) {
> - last = node;
> + hlist_for_each_entry(lmark, &inode->i_fsnotify_marks, i.i_list) {
> + last = lmark;
>
> if ((lmark->group == group) && !allow_dups) {
> ret = -EEXIST;
> @@ -235,7 +232,7 @@ int fsnotify_add_inode_mark(struct fsnotify_mark *mark,
>
> BUG_ON(last == NULL);
> /* mark should be the last entry. last is the current last entry */
> - hlist_add_after_rcu(last, &mark->i.i_list);
> + hlist_add_after_rcu(&last->i.i_list, &mark->i.i_list);
> out:
> fsnotify_recalc_inode_mask_locked(inode);
> spin_unlock(&inode->i_lock);
> diff --git a/fs/notify/vfsmount_mark.c b/fs/notify/vfsmount_mark.c
> index 4df58b8..68ca5a8 100644
> --- a/fs/notify/vfsmount_mark.c
> +++ b/fs/notify/vfsmount_mark.c
> @@ -33,12 +33,12 @@
> void fsnotify_clear_marks_by_mount(struct vfsmount *mnt)
> {
> struct fsnotify_mark *mark, *lmark;
> - struct hlist_node *pos, *n;
> + struct hlist_node *n;
> struct mount *m = real_mount(mnt);
> LIST_HEAD(free_list);
>
> spin_lock(&mnt->mnt_root->d_lock);
> - hlist_for_each_entry_safe(mark, pos, n, &m->mnt_fsnotify_marks, m.m_list) {
> + hlist_for_each_entry_safe(mark, n, &m->mnt_fsnotify_marks, m.m_list) {
> list_add(&mark->m.free_m_list, &free_list);
> hlist_del_init_rcu(&mark->m.m_list);
> fsnotify_get_mark(mark);
> @@ -71,12 +71,11 @@ static void fsnotify_recalc_vfsmount_mask_locked(struct vfsmount *mnt)
> {
> struct mount *m = real_mount(mnt);
> struct fsnotify_mark *mark;
> - struct hlist_node *pos;
> __u32 new_mask = 0;
>
> assert_spin_locked(&mnt->mnt_root->d_lock);
>
> - hlist_for_each_entry(mark, pos, &m->mnt_fsnotify_marks, m.m_list)
> + hlist_for_each_entry(mark, &m->mnt_fsnotify_marks, m.m_list)
> new_mask |= mark->mask;
> m->mnt_fsnotify_mask = new_mask;
> }
> @@ -114,11 +113,10 @@ static struct fsnotify_mark *fsnotify_find_vfsmount_mark_locked(struct fsnotify_
> {
> struct mount *m = real_mount(mnt);
> struct fsnotify_mark *mark;
> - struct hlist_node *pos;
>
> assert_spin_locked(&mnt->mnt_root->d_lock);
>
> - hlist_for_each_entry(mark, pos, &m->mnt_fsnotify_marks, m.m_list) {
> + hlist_for_each_entry(mark, &m->mnt_fsnotify_marks, m.m_list) {
> if (mark->group == group) {
> fsnotify_get_mark(mark);
> return mark;
> @@ -153,8 +151,7 @@ int fsnotify_add_vfsmount_mark(struct fsnotify_mark *mark,
> int allow_dups)
> {
> struct mount *m = real_mount(mnt);
> - struct fsnotify_mark *lmark;
> - struct hlist_node *node, *last = NULL;
> + struct fsnotify_mark *lmark, *last = NULL;
> int ret = 0;
>
> mark->flags |= FSNOTIFY_MARK_FLAG_VFSMOUNT;
> @@ -173,8 +170,8 @@ int fsnotify_add_vfsmount_mark(struct fsnotify_mark *mark,
> }
>
> /* should mark be in the middle of the current list? */
> - hlist_for_each_entry(lmark, node, &m->mnt_fsnotify_marks, m.m_list) {
> - last = node;
> + hlist_for_each_entry(lmark, &m->mnt_fsnotify_marks, m.m_list) {
> + last = lmark;
>
> if ((lmark->group == group) && !allow_dups) {
> ret = -EEXIST;
> @@ -194,7 +191,7 @@ int fsnotify_add_vfsmount_mark(struct fsnotify_mark *mark,
>
> BUG_ON(last == NULL);
> /* mark should be the last entry. last is the current last entry */
> - hlist_add_after_rcu(last, &mark->m.m_list);
> + hlist_add_after_rcu(&last->m.m_list, &mark->m.m_list);
> out:
> fsnotify_recalc_vfsmount_mask_locked(mnt);
> spin_unlock(&mnt->mnt_root->d_lock);
> diff --git a/fs/ocfs2/dcache.c b/fs/ocfs2/dcache.c
> index 8db4b58..ef99972 100644
> --- a/fs/ocfs2/dcache.c
> +++ b/fs/ocfs2/dcache.c
> @@ -169,11 +169,10 @@ struct dentry *ocfs2_find_local_alias(struct inode *inode,
> u64 parent_blkno,
> int skip_unhashed)
> {
> - struct hlist_node *p;
> struct dentry *dentry;
>
> spin_lock(&inode->i_lock);
> - hlist_for_each_entry(dentry, p, &inode->i_dentry, d_alias) {
> + hlist_for_each_entry(dentry, &inode->i_dentry, d_alias) {
> spin_lock(&dentry->d_lock);
> if (ocfs2_match_dentry(dentry, parent_blkno, skip_unhashed)) {
> trace_ocfs2_find_local_alias(dentry->d_name.len,
> diff --git a/fs/ocfs2/dlm/dlmrecovery.c b/fs/ocfs2/dlm/dlmrecovery.c
> index 01ebfd0..eeac97b 100644
> --- a/fs/ocfs2/dlm/dlmrecovery.c
> +++ b/fs/ocfs2/dlm/dlmrecovery.c
> @@ -2083,7 +2083,6 @@ static void dlm_finish_local_lockres_recovery(struct dlm_ctxt *dlm,
> u8 dead_node, u8 new_master)
> {
> int i;
> - struct hlist_node *hash_iter;
> struct hlist_head *bucket;
> struct dlm_lock_resource *res, *next;
>
> @@ -2114,7 +2113,7 @@ static void dlm_finish_local_lockres_recovery(struct dlm_ctxt *dlm,
> * if necessary */
> for (i = 0; i < DLM_HASH_BUCKETS; i++) {
> bucket = dlm_lockres_hash(dlm, i);
> - hlist_for_each_entry(res, hash_iter, bucket, hash_node) {
> + hlist_for_each_entry(res, bucket, hash_node) {
> if (!(res->state & DLM_LOCK_RES_RECOVERING))
> continue;
>
> @@ -2273,7 +2272,6 @@ static void dlm_free_dead_locks(struct dlm_ctxt *dlm,
>
> static void dlm_do_local_recovery_cleanup(struct dlm_ctxt *dlm, u8 dead_node)
> {
> - struct hlist_node *iter;
> struct dlm_lock_resource *res;
> int i;
> struct hlist_head *bucket;
> @@ -2299,7 +2297,7 @@ static void dlm_do_local_recovery_cleanup(struct dlm_ctxt *dlm, u8 dead_node)
> */
> for (i = 0; i < DLM_HASH_BUCKETS; i++) {
> bucket = dlm_lockres_hash(dlm, i);
> - hlist_for_each_entry(res, iter, bucket, hash_node) {
> + hlist_for_each_entry(res, bucket, hash_node) {
> /* always prune any $RECOVERY entries for dead nodes,
> * otherwise hangs can occur during later recovery */
> if (dlm_is_recovery_lock(res->lockname.name,
> diff --git a/fs/super.c b/fs/super.c
> index 12f1237..c290cca 100644
> --- a/fs/super.c
> +++ b/fs/super.c
> @@ -447,14 +447,13 @@ struct super_block *sget(struct file_system_type *type,
> void *data)
> {
> struct super_block *s = NULL;
> - struct hlist_node *node;
> struct super_block *old;
> int err;
>
> retry:
> spin_lock(&sb_lock);
> if (test) {
> - hlist_for_each_entry(old, node, &type->fs_supers, s_instances) {
> + hlist_for_each_entry(old, &type->fs_supers, s_instances) {
> if (!test(old, data))
> continue;
> if (!grab_super(old))
> @@ -554,10 +553,9 @@ void iterate_supers_type(struct file_system_type *type,
> void (*f)(struct super_block *, void *), void *arg)
> {
> struct super_block *sb, *p = NULL;
> - struct hlist_node *node;
>
> spin_lock(&sb_lock);
> - hlist_for_each_entry(sb, node, &type->fs_supers, s_instances) {
> + hlist_for_each_entry(sb, &type->fs_supers, s_instances) {
> sb->s_count++;
> spin_unlock(&sb_lock);
>
> diff --git a/fs/sysfs/bin.c b/fs/sysfs/bin.c
> index 614b2b5..f186e27 100644
> --- a/fs/sysfs/bin.c
> +++ b/fs/sysfs/bin.c
> @@ -461,14 +461,13 @@ const struct file_operations bin_fops = {
> void unmap_bin_file(struct sysfs_dirent *attr_sd)
> {
> struct bin_buffer *bb;
> - struct hlist_node *tmp;
>
> if (sysfs_type(attr_sd) != SYSFS_KOBJ_BIN_ATTR)
> return;
>
> mutex_lock(&sysfs_bin_lock);
>
> - hlist_for_each_entry(bb, tmp, &attr_sd->s_bin_attr.buffers, list) {
> + hlist_for_each_entry(bb, &attr_sd->s_bin_attr.buffers, list) {
> struct inode *inode = bb->file->f_path.dentry->d_inode;
>
> unmap_mapping_range(inode->i_mapping, 0, 0, 1);
> diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
> index 96fcbb8..d1dba7c 100644
> --- a/fs/xfs/xfs_log_recover.c
> +++ b/fs/xfs/xfs_log_recover.c
> @@ -1442,9 +1442,8 @@ xlog_recover_find_tid(
> xlog_tid_t tid)
> {
> xlog_recover_t *trans;
> - struct hlist_node *n;
>
> - hlist_for_each_entry(trans, n, head, r_list) {
> + hlist_for_each_entry(trans, head, r_list) {
> if (trans->r_log_tid == tid)
> return trans;
> }
> diff --git a/include/linux/hashtable.h b/include/linux/hashtable.h
> index 227c624..ce316ad 100644
> --- a/include/linux/hashtable.h
> +++ b/include/linux/hashtable.h
> @@ -115,51 +115,47 @@ static inline void hash_del_rcu(struct hlist_node *node)
> * hash_for_each - iterate over a hashtable
> * @name: hashtable to iterate
> * @bkt: integer to use as bucket loop cursor
> - * @node: the &struct list_head to use as a loop cursor for each entry
> * @obj: the type * to use as a loop cursor for each entry
> * @member: the name of the hlist_node within the struct
> */
> -#define hash_for_each(name, bkt, node, obj, member) \
> - for ((bkt) = 0, node = NULL; node == NULL && (bkt) < HASH_SIZE(name); (bkt)++)\
> - hlist_for_each_entry(obj, node, &name[bkt], member)
> +#define hash_for_each(name, bkt, obj, member) \
> + for ((bkt) = 0, obj = NULL; obj == NULL && (bkt) < HASH_SIZE(name); (bkt)++)\
> + hlist_for_each_entry(obj, &name[bkt], member)
>
> /**
> * hash_for_each_rcu - iterate over a rcu enabled hashtable
> * @name: hashtable to iterate
> * @bkt: integer to use as bucket loop cursor
> - * @node: the &struct list_head to use as a loop cursor for each entry
> * @obj: the type * to use as a loop cursor for each entry
> * @member: the name of the hlist_node within the struct
> */
> -#define hash_for_each_rcu(name, bkt, node, obj, member) \
> - for ((bkt) = 0, node = NULL; node == NULL && (bkt) < HASH_SIZE(name); (bkt)++)\
> - hlist_for_each_entry_rcu(obj, node, &name[bkt], member)
> +#define hash_for_each_rcu(name, bkt, obj, member) \
> + for ((bkt) = 0, obj = NULL; obj == NULL && (bkt) < HASH_SIZE(name); (bkt)++)\
> + hlist_for_each_entry_rcu(obj, &name[bkt], member)
>
> /**
> * hash_for_each_safe - iterate over a hashtable safe against removal of
> * hash entry
> * @name: hashtable to iterate
> * @bkt: integer to use as bucket loop cursor
> - * @node: the &struct list_head to use as a loop cursor for each entry
> * @tmp: a &struct used for temporary storage
> * @obj: the type * to use as a loop cursor for each entry
> * @member: the name of the hlist_node within the struct
> */
> -#define hash_for_each_safe(name, bkt, node, tmp, obj, member) \
> - for ((bkt) = 0, node = NULL; node == NULL && (bkt) < HASH_SIZE(name); (bkt)++)\
> - hlist_for_each_entry_safe(obj, node, tmp, &name[bkt], member)
> +#define hash_for_each_safe(name, bkt, tmp, obj, member) \
> + for ((bkt) = 0, obj = NULL; obj == NULL && (bkt) < HASH_SIZE(name); (bkt)++)\
> + hlist_for_each_entry_safe(obj, tmp, &name[bkt], member)
>
> /**
> * hash_for_each_possible - iterate over all possible objects hashing to the
> * same bucket
> * @name: hashtable to iterate
> * @obj: the type * to use as a loop cursor for each entry
> - * @node: the &struct list_head to use as a loop cursor for each entry
> * @member: the name of the hlist_node within the struct
> * @key: the key of the objects to iterate over
> */
> -#define hash_for_each_possible(name, obj, node, member, key) \
> - hlist_for_each_entry(obj, node, &name[hash_min(key, HASH_BITS(name))], member)
> +#define hash_for_each_possible(name, obj, member, key) \
> + hlist_for_each_entry(obj, &name[hash_min(key, HASH_BITS(name))], member)
>
> /**
> * hash_for_each_possible_rcu - iterate over all possible objects hashing to the
> @@ -167,26 +163,23 @@ static inline void hash_del_rcu(struct hlist_node *node)
> * in a rcu enabled hashtable
> * @name: hashtable to iterate
> * @obj: the type * to use as a loop cursor for each entry
> - * @node: the &struct list_head to use as a loop cursor for each entry
> * @member: the name of the hlist_node within the struct
> * @key: the key of the objects to iterate over
> */
> -#define hash_for_each_possible_rcu(name, obj, node, member, key) \
> - hlist_for_each_entry_rcu(obj, node, &name[hash_min(key, HASH_BITS(name))], member)
> +#define hash_for_each_possible_rcu(name, obj, member, key) \
> + hlist_for_each_entry_rcu(obj, &name[hash_min(key, HASH_BITS(name))], member)
>
> /**
> * hash_for_each_possible_safe - iterate over all possible objects hashing to the
> * same bucket safe against removals
> * @name: hashtable to iterate
> * @obj: the type * to use as a loop cursor for each entry
> - * @node: the &struct list_head to use as a loop cursor for each entry
> * @tmp: a &struct used for temporary storage
> * @member: the name of the hlist_node within the struct
> * @key: the key of the objects to iterate over
> */
> -#define hash_for_each_possible_safe(name, obj, node, tmp, member, key) \
> - hlist_for_each_entry_safe(obj, node, tmp, \
> - &name[hash_min(key, HASH_BITS(name))], member)
> +#define hash_for_each_possible_safe(name, obj, tmp, member, key) \
> + hlist_for_each_entry_safe(obj, tmp, &name[hash_min(key, HASH_BITS(name))], member)
>
>
> #endif
> diff --git a/include/linux/if_team.h b/include/linux/if_team.h
> index 0245def..a84ea69 100644
> --- a/include/linux/if_team.h
> +++ b/include/linux/if_team.h
> @@ -215,11 +215,10 @@ static inline struct hlist_head *team_port_index_hash(struct team *team,
> static inline struct team_port *team_get_port_by_index(struct team *team,
> int port_index)
> {
> - struct hlist_node *p;
> struct team_port *port;
> struct hlist_head *head = team_port_index_hash(team, port_index);
>
> - hlist_for_each_entry(port, p, head, hlist)
> + hlist_for_each_entry(port, head, hlist)
> if (port->index == port_index)
> return port;
> return NULL;
> @@ -227,11 +226,10 @@ static inline struct team_port *team_get_port_by_index(struct team *team,
> static inline struct team_port *team_get_port_by_index_rcu(struct team *team,
> int port_index)
> {
> - struct hlist_node *p;
> struct team_port *port;
> struct hlist_head *head = team_port_index_hash(team, port_index);
>
> - hlist_for_each_entry_rcu(port, p, head, hlist)
> + hlist_for_each_entry_rcu(port, head, hlist)
> if (port->index == port_index)
> return port;
> return NULL;
> diff --git a/include/linux/list.h b/include/linux/list.h
> index cc6d2aa..433f886 100644
> --- a/include/linux/list.h
> +++ b/include/linux/list.h
> @@ -666,54 +666,49 @@ static inline void hlist_move_list(struct hlist_head *old,
> for (pos = (head)->first; pos && ({ n = pos->next; 1; }); \
> pos = n)
>
> +#define hlist_entry_safe(ptr, type, member) \
> + (ptr) ? hlist_entry(ptr, type, member) : NULL
> +
> /**
> * hlist_for_each_entry - iterate over list of given type
> - * @tpos: the type * to use as a loop cursor.
> - * @pos: the &struct hlist_node to use as a loop cursor.
> + * @pos: the type * to use as a loop cursor.
> * @head: the head for your list.
> * @member: the name of the hlist_node within the struct.
> */
> -#define hlist_for_each_entry(tpos, pos, head, member) \
> - for (pos = (head)->first; \
> - pos && \
> - ({ tpos = hlist_entry(pos, typeof(*tpos), member); 1;}); \
> - pos = pos->next)
> +#define hlist_for_each_entry(pos, head, member) \
> + for (pos = hlist_entry_safe((head)->first, typeof(*(pos)), member); \
> + pos; \
> + pos = hlist_entry_safe((pos)->member.next, typeof(*(pos)), member))
>
> /**
> * hlist_for_each_entry_continue - iterate over a hlist continuing after current point
> - * @tpos: the type * to use as a loop cursor.
> - * @pos: the &struct hlist_node to use as a loop cursor.
> + * @pos: the type * to use as a loop cursor.
> * @member: the name of the hlist_node within the struct.
> */
> -#define hlist_for_each_entry_continue(tpos, pos, member) \
> - for (pos = (pos)->next; \
> - pos && \
> - ({ tpos = hlist_entry(pos, typeof(*tpos), member); 1;}); \
> - pos = pos->next)
> +#define hlist_for_each_entry_continue(pos, member) \
> + for (pos = hlist_entry_safe((pos)->member.next, typeof(*(pos)), member);\
> + pos; \
> + pos = hlist_entry_safe((pos)->member.next, typeof(*(pos)), member))
>
> /**
> * hlist_for_each_entry_from - iterate over a hlist continuing from current point
> - * @tpos: the type * to use as a loop cursor.
> - * @pos: the &struct hlist_node to use as a loop cursor.
> + * @pos: the type * to use as a loop cursor.
> * @member: the name of the hlist_node within the struct.
> */
> -#define hlist_for_each_entry_from(tpos, pos, member) \
> - for (; pos && \
> - ({ tpos = hlist_entry(pos, typeof(*tpos), member); 1;}); \
> - pos = pos->next)
> +#define hlist_for_each_entry_from(pos, member) \
> + for (; pos; \
> + pos = hlist_entry_safe((pos)->member.next, typeof(*(pos)), member))
>
> /**
> * hlist_for_each_entry_safe - iterate over list of given type safe against removal of list entry
> - * @tpos: the type * to use as a loop cursor.
> - * @pos: the &struct hlist_node to use as a loop cursor.
> + * @pos: the type * to use as a loop cursor.
> * @n: another &struct hlist_node to use as temporary storage
> * @head: the head for your list.
> * @member: the name of the hlist_node within the struct.
> */
> -#define hlist_for_each_entry_safe(tpos, pos, n, head, member) \
> - for (pos = (head)->first; \
> - pos && ({ n = pos->next; 1; }) && \
> - ({ tpos = hlist_entry(pos, typeof(*tpos), member); 1;}); \
> - pos = n)
> +#define hlist_for_each_entry_safe(pos, n, head, member) \
> + for (pos = hlist_entry_safe((head)->first, typeof(*pos), member); \
> + pos && ({ n = pos->member.next; 1; }); \
> + pos = hlist_entry_safe(n, typeof(*pos), member))
>
> #endif
> diff --git a/include/linux/pid.h b/include/linux/pid.h
> index 2381c97..a089a3c 100644
> --- a/include/linux/pid.h
> +++ b/include/linux/pid.h
> @@ -176,9 +176,8 @@ pid_t pid_vnr(struct pid *pid);
>
> #define do_each_pid_task(pid, type, task) \
> do { \
> - struct hlist_node *pos___; \
> if ((pid) != NULL) \
> - hlist_for_each_entry_rcu((task), pos___, \
> + hlist_for_each_entry_rcu((task), \
> &(pid)->tasks[type], pids[type].node) {
>
> /*
> diff --git a/include/linux/rculist.h b/include/linux/rculist.h
> index c92dd28..bc7094d 100644
> --- a/include/linux/rculist.h
> +++ b/include/linux/rculist.h
> @@ -445,8 +445,7 @@ static inline void hlist_add_after_rcu(struct hlist_node *prev,
>
> /**
> * hlist_for_each_entry_rcu - iterate over rcu list of given type
> - * @tpos: the type * to use as a loop cursor.
> - * @pos: the &struct hlist_node to use as a loop cursor.
> + * @pos: the type * to use as a loop cursor.
> * @head: the head for your list.
> * @member: the name of the hlist_node within the struct.
> *
> @@ -454,16 +453,16 @@ static inline void hlist_add_after_rcu(struct hlist_node *prev,
> * the _rcu list-mutation primitives such as hlist_add_head_rcu()
> * as long as the traversal is guarded by rcu_read_lock().
> */
> -#define hlist_for_each_entry_rcu(tpos, pos, head, member) \
> - for (pos = rcu_dereference_raw(hlist_first_rcu(head)); \
> - pos && \
> - ({ tpos = hlist_entry(pos, typeof(*tpos), member); 1; }); \
> - pos = rcu_dereference_raw(hlist_next_rcu(pos)))
> +#define hlist_for_each_entry_rcu(pos, head, member) \
> + for (pos = hlist_entry_safe (rcu_dereference_raw(hlist_first_rcu(head)),\
> + typeof(*(pos)), member); \
> + pos; \
> + pos = hlist_entry_safe(rcu_dereference_raw(hlist_next_rcu( \
> + &(pos)->member)), typeof(*(pos)), member))
>
> /**
> * hlist_for_each_entry_rcu_bh - iterate over rcu list of given type
> - * @tpos: the type * to use as a loop cursor.
> - * @pos: the &struct hlist_node to use as a loop cursor.
> + * @pos: the type * to use as a loop cursor.
> * @head: the head for your list.
> * @member: the name of the hlist_node within the struct.
> *
> @@ -471,35 +470,36 @@ static inline void hlist_add_after_rcu(struct hlist_node *prev,
> * the _rcu list-mutation primitives such as hlist_add_head_rcu()
> * as long as the traversal is guarded by rcu_read_lock().
> */
> -#define hlist_for_each_entry_rcu_bh(tpos, pos, head, member) \
> - for (pos = rcu_dereference_bh((head)->first); \
> - pos && \
> - ({ tpos = hlist_entry(pos, typeof(*tpos), member); 1; }); \
> - pos = rcu_dereference_bh(pos->next))
> +#define hlist_for_each_entry_rcu_bh(pos, head, member) \
> + for (pos = hlist_entry_safe(rcu_dereference_bh(hlist_first_rcu(head)), \
> + typeof(*(pos)), member); \
> + pos; \
> + pos = hlist_entry_safe(rcu_dereference_bh(hlist_next_rcu( \
> + &(pos)->member)), typeof(*(pos)), member))
>
> /**
> * hlist_for_each_entry_continue_rcu - iterate over a hlist continuing after current point
> - * @tpos: the type * to use as a loop cursor.
> - * @pos: the &struct hlist_node to use as a loop cursor.
> + * @pos: the type * to use as a loop cursor.
> * @member: the name of the hlist_node within the struct.
> */
> -#define hlist_for_each_entry_continue_rcu(tpos, pos, member) \
> - for (pos = rcu_dereference((pos)->next); \
> - pos && \
> - ({ tpos = hlist_entry(pos, typeof(*tpos), member); 1; }); \
> - pos = rcu_dereference(pos->next))
> +#define hlist_for_each_entry_continue_rcu(pos, member) \
> + for (pos = hlist_entry_safe(rcu_dereference((pos)->member.next), \
> + typeof(*(pos)), member); \
> + pos; \
> + pos = hlist_entry_safe(rcu_dereference((pos)->member.next), \
> + typeof(*(pos)), member))
>
> /**
> * hlist_for_each_entry_continue_rcu_bh - iterate over a hlist continuing after current point
> - * @tpos: the type * to use as a loop cursor.
> - * @pos: the &struct hlist_node to use as a loop cursor.
> + * @pos: the type * to use as a loop cursor.
> * @member: the name of the hlist_node within the struct.
> */
> -#define hlist_for_each_entry_continue_rcu_bh(tpos, pos, member) \
> - for (pos = rcu_dereference_bh((pos)->next); \
> - pos && \
> - ({ tpos = hlist_entry(pos, typeof(*tpos), member); 1; }); \
> - pos = rcu_dereference_bh(pos->next))
> +#define hlist_for_each_entry_continue_rcu_bh(pos, member) \
> + for (pos = hlist_entry_safe(rcu_dereference_bh((pos)->member.next), \
> + typeof(*(pos)), member); \
> + pos; \
> + pos = hlist_entry_safe(rcu_dereference_bh((pos)->member.next), \
> + typeof(*(pos)), member))
>
>
> #endif /* __KERNEL__ */
> diff --git a/include/net/ax25.h b/include/net/ax25.h
> index 53539ac..89ed9ac 100644
> --- a/include/net/ax25.h
> +++ b/include/net/ax25.h
> @@ -161,8 +161,8 @@ typedef struct ax25_uid_assoc {
> ax25_address call;
> } ax25_uid_assoc;
>
> -#define ax25_uid_for_each(__ax25, node, list) \
> - hlist_for_each_entry(__ax25, node, list, uid_node)
> +#define ax25_uid_for_each(__ax25, list) \
> + hlist_for_each_entry(__ax25, list, uid_node)
>
> #define ax25_uid_hold(ax25) \
> atomic_inc(&((ax25)->refcount))
> @@ -247,8 +247,8 @@ typedef struct ax25_cb {
>
> #define ax25_sk(__sk) ((ax25_cb *)(__sk)->sk_protinfo)
>
> -#define ax25_for_each(__ax25, node, list) \
> - hlist_for_each_entry(__ax25, node, list, ax25_node)
> +#define ax25_for_each(__ax25, list) \
> + hlist_for_each_entry(__ax25, list, ax25_node)
>
> #define ax25_cb_hold(__ax25) \
> atomic_inc(&((__ax25)->refcount))
> diff --git a/include/net/inet_hashtables.h b/include/net/inet_hashtables.h
> index 67a8fa0..5c9f732 100644
> --- a/include/net/inet_hashtables.h
> +++ b/include/net/inet_hashtables.h
> @@ -92,8 +92,8 @@ static inline struct net *ib_net(struct inet_bind_bucket *ib)
> return read_pnet(&ib->ib_net);
> }
>
> -#define inet_bind_bucket_for_each(tb, pos, head) \
> - hlist_for_each_entry(tb, pos, head, node)
> +#define inet_bind_bucket_for_each(tb, head) \
> + hlist_for_each_entry(tb, head, node)
>
> struct inet_bind_hashbucket {
> spinlock_t lock;
> diff --git a/include/net/inet_timewait_sock.h b/include/net/inet_timewait_sock.h
> index 7d658d5..f908dfc 100644
> --- a/include/net/inet_timewait_sock.h
> +++ b/include/net/inet_timewait_sock.h
> @@ -178,11 +178,11 @@ static inline int inet_twsk_del_dead_node(struct inet_timewait_sock *tw)
> #define inet_twsk_for_each(tw, node, head) \
> hlist_nulls_for_each_entry(tw, node, head, tw_node)
>
> -#define inet_twsk_for_each_inmate(tw, node, jail) \
> - hlist_for_each_entry(tw, node, jail, tw_death_node)
> +#define inet_twsk_for_each_inmate(tw, jail) \
> + hlist_for_each_entry(tw, jail, tw_death_node)
>
> -#define inet_twsk_for_each_inmate_safe(tw, node, safe, jail) \
> - hlist_for_each_entry_safe(tw, node, safe, jail, tw_death_node)
> +#define inet_twsk_for_each_inmate_safe(tw, safe, jail) \
> + hlist_for_each_entry_safe(tw, safe, jail, tw_death_node)
>
> static inline struct inet_timewait_sock *inet_twsk(const struct sock *sk)
> {
> diff --git a/include/net/netrom.h b/include/net/netrom.h
> index f0793c1..121dcf8 100644
> --- a/include/net/netrom.h
> +++ b/include/net/netrom.h
> @@ -154,17 +154,17 @@ static __inline__ void nr_node_unlock(struct nr_node *nr_node)
> nr_node_put(nr_node);
> }
>
> -#define nr_neigh_for_each(__nr_neigh, node, list) \
> - hlist_for_each_entry(__nr_neigh, node, list, neigh_node)
> +#define nr_neigh_for_each(__nr_neigh, list) \
> + hlist_for_each_entry(__nr_neigh, list, neigh_node)
>
> -#define nr_neigh_for_each_safe(__nr_neigh, node, node2, list) \
> - hlist_for_each_entry_safe(__nr_neigh, node, node2, list, neigh_node)
> +#define nr_neigh_for_each_safe(__nr_neigh, node2, list) \
> + hlist_for_each_entry_safe(__nr_neigh, node2, list, neigh_node)
>
> -#define nr_node_for_each(__nr_node, node, list) \
> - hlist_for_each_entry(__nr_node, node, list, node_node)
> +#define nr_node_for_each(__nr_node, list) \
> + hlist_for_each_entry(__nr_node, list, node_node)
>
> -#define nr_node_for_each_safe(__nr_node, node, node2, list) \
> - hlist_for_each_entry_safe(__nr_node, node, node2, list, node_node)
> +#define nr_node_for_each_safe(__nr_node, node2, list) \
> + hlist_for_each_entry_safe(__nr_node, node2, list, node_node)
>
>
> /*********************************************************************/
> diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
> index 1540f9c..d18e4b9 100644
> --- a/include/net/sch_generic.h
> +++ b/include/net/sch_generic.h
> @@ -339,11 +339,10 @@ static inline struct Qdisc_class_common *
> qdisc_class_find(const struct Qdisc_class_hash *hash, u32 id)
> {
> struct Qdisc_class_common *cl;
> - struct hlist_node *n;
> unsigned int h;
>
> h = qdisc_class_hash(id, hash->hashmask);
> - hlist_for_each_entry(cl, n, &hash->hash[h], hnode) {
> + hlist_for_each_entry(cl, &hash->hash[h], hnode) {
> if (cl->classid == id)
> return cl;
> }
> diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
> index 7fdf298..df85a0c 100644
> --- a/include/net/sctp/sctp.h
> +++ b/include/net/sctp/sctp.h
> @@ -675,8 +675,8 @@ static inline int sctp_vtag_hashfn(__u16 lport, __u16 rport, __u32 vtag)
> return h & (sctp_assoc_hashsize - 1);
> }
>
> -#define sctp_for_each_hentry(epb, node, head) \
> - hlist_for_each_entry(epb, node, head, node)
> +#define sctp_for_each_hentry(epb, head) \
> + hlist_for_each_entry(epb, head, node)
>
> /* Is a socket of this style? */
> #define sctp_style(sk, style) __sctp_style((sk), (SCTP_SOCKET_##style))
> diff --git a/include/net/sock.h b/include/net/sock.h
> index 182ca99..e1f6ee8 100644
> --- a/include/net/sock.h
> +++ b/include/net/sock.h
> @@ -603,24 +603,23 @@ static inline void sk_add_bind_node(struct sock *sk,
> hlist_add_head(&sk->sk_bind_node, list);
> }
>
> -#define sk_for_each(__sk, node, list) \
> - hlist_for_each_entry(__sk, node, list, sk_node)
> -#define sk_for_each_rcu(__sk, node, list) \
> - hlist_for_each_entry_rcu(__sk, node, list, sk_node)
> +#define sk_for_each(__sk, list) \
> + hlist_for_each_entry(__sk, list, sk_node)
> +#define sk_for_each_rcu(__sk, list) \
> + hlist_for_each_entry_rcu(__sk, list, sk_node)
> #define sk_nulls_for_each(__sk, node, list) \
> hlist_nulls_for_each_entry(__sk, node, list, sk_nulls_node)
> #define sk_nulls_for_each_rcu(__sk, node, list) \
> hlist_nulls_for_each_entry_rcu(__sk, node, list, sk_nulls_node)
> -#define sk_for_each_from(__sk, node) \
> - if (__sk && ({ node = &(__sk)->sk_node; 1; })) \
> - hlist_for_each_entry_from(__sk, node, sk_node)
> +#define sk_for_each_from(__sk) \
> + hlist_for_each_entry_from(__sk, sk_node)
> #define sk_nulls_for_each_from(__sk, node) \
> if (__sk && ({ node = &(__sk)->sk_nulls_node; 1; })) \
> hlist_nulls_for_each_entry_from(__sk, node, sk_nulls_node)
> -#define sk_for_each_safe(__sk, node, tmp, list) \
> - hlist_for_each_entry_safe(__sk, node, tmp, list, sk_node)
> -#define sk_for_each_bound(__sk, node, list) \
> - hlist_for_each_entry(__sk, node, list, sk_bind_node)
> +#define sk_for_each_safe(__sk, tmp, list) \
> + hlist_for_each_entry_safe(__sk, tmp, list, sk_node)
> +#define sk_for_each_bound(__sk, list) \
> + hlist_for_each_entry(__sk, list, sk_bind_node)
>
> static inline struct user_namespace *sk_user_ns(struct sock *sk)
> {
> diff --git a/kernel/cgroup.c b/kernel/cgroup.c
> index 4855892..5a72971 100644
> --- a/kernel/cgroup.c
> +++ b/kernel/cgroup.c
> @@ -551,7 +551,6 @@ static struct css_set *find_existing_css_set(
> int i;
> struct cgroupfs_root *root = cgrp->root;
> struct hlist_head *hhead;
> - struct hlist_node *node;
> struct css_set *cg;
>
> /*
> @@ -573,7 +572,7 @@ static struct css_set *find_existing_css_set(
> }
>
> hhead = css_set_hash(template);
> - hlist_for_each_entry(cg, node, hhead, hlist) {
> + hlist_for_each_entry(cg, hhead, hlist) {
> if (!compare_css_sets(cg, oldcg, cgrp, template))
> continue;
>
> @@ -1652,10 +1651,9 @@ static struct dentry *cgroup_mount(struct file_system_type *fs_type,
> write_lock(&css_set_lock);
> for (i = 0; i < CSS_SET_TABLE_SIZE; i++) {
> struct hlist_head *hhead = &css_set_table[i];
> - struct hlist_node *node;
> struct css_set *cg;
>
> - hlist_for_each_entry(cg, node, hhead, hlist)
> + hlist_for_each_entry(cg, hhead, hlist)
> link_css_set(&tmp_cg_links, cg, root_cgrp);
> }
> write_unlock(&css_set_lock);
> @@ -4505,10 +4503,10 @@ int __init_or_module cgroup_load_subsys(struct cgroup_subsys *ss)
> write_lock(&css_set_lock);
> for (i = 0; i < CSS_SET_TABLE_SIZE; i++) {
> struct css_set *cg;
> - struct hlist_node *node, *tmp;
> + struct hlist_node *tmp;
> struct hlist_head *bucket = &css_set_table[i], *new_bucket;
>
> - hlist_for_each_entry_safe(cg, node, tmp, bucket, hlist) {
> + hlist_for_each_entry_safe(cg, tmp, bucket, hlist) {
> /* skip entries that we already rehashed */
> if (cg->subsys[ss->subsys_id])
> continue;
> diff --git a/kernel/events/core.c b/kernel/events/core.c
> index 301079d..327798c 100644
> --- a/kernel/events/core.c
> +++ b/kernel/events/core.c
> @@ -5117,7 +5117,6 @@ static void do_perf_sw_event(enum perf_type_id type, u32 event_id,
> {
> struct swevent_htable *swhash = &__get_cpu_var(swevent_htable);
> struct perf_event *event;
> - struct hlist_node *node;
> struct hlist_head *head;
>
> rcu_read_lock();
> @@ -5125,7 +5124,7 @@ static void do_perf_sw_event(enum perf_type_id type, u32 event_id,
> if (!head)
> goto end;
>
> - hlist_for_each_entry_rcu(event, node, head, hlist_entry) {
> + hlist_for_each_entry_rcu(event, head, hlist_entry) {
> if (perf_swevent_match(event, type, event_id, data, regs))
> perf_swevent_event(event, nr, data, regs);
> }
> @@ -5410,7 +5409,6 @@ void perf_tp_event(u64 addr, u64 count, void *record, int entry_size,
> {
> struct perf_sample_data data;
> struct perf_event *event;
> - struct hlist_node *node;
>
> struct perf_raw_record raw = {
> .size = entry_size,
> @@ -5420,7 +5418,7 @@ void perf_tp_event(u64 addr, u64 count, void *record, int entry_size,
> perf_sample_data_init(&data, addr, 0);
> data.raw = &raw;
>
> - hlist_for_each_entry_rcu(event, node, head, hlist_entry) {
> + hlist_for_each_entry_rcu(event, head, hlist_entry) {
> if (perf_tp_event_match(event, &data, regs))
> perf_swevent_event(event, count, &data, regs);
> }
> diff --git a/kernel/kprobes.c b/kernel/kprobes.c
> index 098f396..50b6914 100644
> --- a/kernel/kprobes.c
> +++ b/kernel/kprobes.c
> @@ -334,11 +334,10 @@ static inline void reset_kprobe_instance(void)
> struct kprobe __kprobes *get_kprobe(void *addr)
> {
> struct hlist_head *head;
> - struct hlist_node *node;
> struct kprobe *p;
>
> head = &kprobe_table[hash_ptr(addr, KPROBE_HASH_BITS)];
> - hlist_for_each_entry_rcu(p, node, head, hlist) {
> + hlist_for_each_entry_rcu(p, head, hlist) {
> if (p->addr == addr)
> return p;
> }
> @@ -792,7 +791,6 @@ out:
> static void __kprobes optimize_all_kprobes(void)
> {
> struct hlist_head *head;
> - struct hlist_node *node;
> struct kprobe *p;
> unsigned int i;
>
> @@ -803,7 +801,7 @@ static void __kprobes optimize_all_kprobes(void)
> kprobes_allow_optimization = true;
> for (i = 0; i < KPROBE_TABLE_SIZE; i++) {
> head = &kprobe_table[i];
> - hlist_for_each_entry_rcu(p, node, head, hlist)
> + hlist_for_each_entry_rcu(p, head, hlist)
> if (!kprobe_disabled(p))
> optimize_kprobe(p);
> }
> @@ -814,7 +812,6 @@ static void __kprobes optimize_all_kprobes(void)
> static void __kprobes unoptimize_all_kprobes(void)
> {
> struct hlist_head *head;
> - struct hlist_node *node;
> struct kprobe *p;
> unsigned int i;
>
> @@ -825,7 +822,7 @@ static void __kprobes unoptimize_all_kprobes(void)
> kprobes_allow_optimization = false;
> for (i = 0; i < KPROBE_TABLE_SIZE; i++) {
> head = &kprobe_table[i];
> - hlist_for_each_entry_rcu(p, node, head, hlist) {
> + hlist_for_each_entry_rcu(p, head, hlist) {
> if (!kprobe_disabled(p))
> unoptimize_kprobe(p, false);
> }
> @@ -1141,7 +1138,7 @@ void __kprobes kprobe_flush_task(struct task_struct *tk)
> {
> struct kretprobe_instance *ri;
> struct hlist_head *head, empty_rp;
> - struct hlist_node *node, *tmp;
> + struct hlist_node *tmp;
> unsigned long hash, flags = 0;
>
> if (unlikely(!kprobes_initialized))
> @@ -1152,12 +1149,12 @@ void __kprobes kprobe_flush_task(struct task_struct *tk)
> hash = hash_ptr(tk, KPROBE_HASH_BITS);
> head = &kretprobe_inst_table[hash];
> kretprobe_table_lock(hash, &flags);
> - hlist_for_each_entry_safe(ri, node, tmp, head, hlist) {
> + hlist_for_each_entry_safe(ri, tmp, head, hlist) {
> if (ri->task == tk)
> recycle_rp_inst(ri, &empty_rp);
> }
> kretprobe_table_unlock(hash, &flags);
> - hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) {
> + hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) {
> hlist_del(&ri->hlist);
> kfree(ri);
> }
> @@ -1166,9 +1163,9 @@ void __kprobes kprobe_flush_task(struct task_struct *tk)
> static inline void free_rp_inst(struct kretprobe *rp)
> {
> struct kretprobe_instance *ri;
> - struct hlist_node *pos, *next;
> + struct hlist_node *next;
>
> - hlist_for_each_entry_safe(ri, pos, next, &rp->free_instances, hlist) {
> + hlist_for_each_entry_safe(ri, next, &rp->free_instances, hlist) {
> hlist_del(&ri->hlist);
> kfree(ri);
> }
> @@ -1178,14 +1175,14 @@ static void __kprobes cleanup_rp_inst(struct kretprobe *rp)
> {
> unsigned long flags, hash;
> struct kretprobe_instance *ri;
> - struct hlist_node *pos, *next;
> + struct hlist_node *next;
> struct hlist_head *head;
>
> /* No race here */
> for (hash = 0; hash < KPROBE_TABLE_SIZE; hash++) {
> kretprobe_table_lock(hash, &flags);
> head = &kretprobe_inst_table[hash];
> - hlist_for_each_entry_safe(ri, pos, next, head, hlist) {
> + hlist_for_each_entry_safe(ri, next, head, hlist) {
> if (ri->rp == rp)
> ri->rp = NULL;
> }
> @@ -2021,7 +2018,6 @@ static int __kprobes kprobes_module_callback(struct notifier_block *nb,
> {
> struct module *mod = data;
> struct hlist_head *head;
> - struct hlist_node *node;
> struct kprobe *p;
> unsigned int i;
> int checkcore = (val == MODULE_STATE_GOING);
> @@ -2038,7 +2034,7 @@ static int __kprobes kprobes_module_callback(struct notifier_block *nb,
> mutex_lock(&kprobe_mutex);
> for (i = 0; i < KPROBE_TABLE_SIZE; i++) {
> head = &kprobe_table[i];
> - hlist_for_each_entry_rcu(p, node, head, hlist)
> + hlist_for_each_entry_rcu(p, head, hlist)
> if (within_module_init((unsigned long)p->addr, mod) ||
> (checkcore &&
> within_module_core((unsigned long)p->addr, mod))) {
> @@ -2185,7 +2181,6 @@ static void __kprobes kprobe_seq_stop(struct seq_file *f, void *v)
> static int __kprobes show_kprobe_addr(struct seq_file *pi, void *v)
> {
> struct hlist_head *head;
> - struct hlist_node *node;
> struct kprobe *p, *kp;
> const char *sym = NULL;
> unsigned int i = *(loff_t *) v;
> @@ -2194,7 +2189,7 @@ static int __kprobes show_kprobe_addr(struct seq_file *pi, void *v)
>
> head = &kprobe_table[i];
> preempt_disable();
> - hlist_for_each_entry_rcu(p, node, head, hlist) {
> + hlist_for_each_entry_rcu(p, head, hlist) {
> sym = kallsyms_lookup((unsigned long)p->addr, NULL,
> &offset, &modname, namebuf);
> if (kprobe_aggrprobe(p)) {
> @@ -2229,7 +2224,6 @@ static const struct file_operations debugfs_kprobes_operations = {
> static void __kprobes arm_all_kprobes(void)
> {
> struct hlist_head *head;
> - struct hlist_node *node;
> struct kprobe *p;
> unsigned int i;
>
> @@ -2242,7 +2236,7 @@ static void __kprobes arm_all_kprobes(void)
> /* Arming kprobes doesn't optimize kprobe itself */
> for (i = 0; i < KPROBE_TABLE_SIZE; i++) {
> head = &kprobe_table[i];
> - hlist_for_each_entry_rcu(p, node, head, hlist)
> + hlist_for_each_entry_rcu(p, head, hlist)
> if (!kprobe_disabled(p))
> arm_kprobe(p);
> }
> @@ -2258,7 +2252,6 @@ already_enabled:
> static void __kprobes disarm_all_kprobes(void)
> {
> struct hlist_head *head;
> - struct hlist_node *node;
> struct kprobe *p;
> unsigned int i;
>
> @@ -2275,7 +2268,7 @@ static void __kprobes disarm_all_kprobes(void)
>
> for (i = 0; i < KPROBE_TABLE_SIZE; i++) {
> head = &kprobe_table[i];
> - hlist_for_each_entry_rcu(p, node, head, hlist) {
> + hlist_for_each_entry_rcu(p, head, hlist) {
> if (!arch_trampoline_kprobe(p) && !kprobe_disabled(p))
> disarm_kprobe(p, false);
> }
> diff --git a/kernel/pid.c b/kernel/pid.c
> index de9af60..5a4061e 100644
> --- a/kernel/pid.c
> +++ b/kernel/pid.c
> @@ -350,10 +350,9 @@ void disable_pid_allocation(struct pid_namespace *ns)
>
> struct pid *find_pid_ns(int nr, struct pid_namespace *ns)
> {
> - struct hlist_node *elem;
> struct upid *pnr;
>
> - hlist_for_each_entry_rcu(pnr, elem,
> + hlist_for_each_entry_rcu(pnr,
> &pid_hash[pid_hashfn(nr, ns)], pid_chain)
> if (pnr->nr == nr && pnr->ns == ns)
> return container_of(pnr, struct pid,
> diff --git a/kernel/sched/core.c b/kernel/sched/core.c
> index 257002c..a6b0690 100644
> --- a/kernel/sched/core.c
> +++ b/kernel/sched/core.c
> @@ -1741,9 +1741,8 @@ EXPORT_SYMBOL_GPL(preempt_notifier_unregister);
> static void fire_sched_in_preempt_notifiers(struct task_struct *curr)
> {
> struct preempt_notifier *notifier;
> - struct hlist_node *node;
>
> - hlist_for_each_entry(notifier, node, &curr->preempt_notifiers, link)
> + hlist_for_each_entry(notifier, &curr->preempt_notifiers, link)
> notifier->ops->sched_in(notifier, raw_smp_processor_id());
> }
>
> @@ -1752,9 +1751,8 @@ fire_sched_out_preempt_notifiers(struct task_struct *curr,
> struct task_struct *next)
> {
> struct preempt_notifier *notifier;
> - struct hlist_node *node;
>
> - hlist_for_each_entry(notifier, node, &curr->preempt_notifiers, link)
> + hlist_for_each_entry(notifier, &curr->preempt_notifiers, link)
> notifier->ops->sched_out(notifier, next);
> }
>
> diff --git a/kernel/smpboot.c b/kernel/smpboot.c
> index d6c5fc0..fc47670 100644
> --- a/kernel/smpboot.c
> +++ b/kernel/smpboot.c
> @@ -131,7 +131,7 @@ static int smpboot_thread_fn(void *data)
> continue;
> }
>
> - BUG_ON(td->cpu != smp_processor_id());
> + //BUG_ON(td->cpu != smp_processor_id());
>
> /* Check for state change setup */
> switch (td->status) {
> diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
> index 3ffe4c5..ec0650f 100644
> --- a/kernel/trace/ftrace.c
> +++ b/kernel/trace/ftrace.c
> @@ -736,7 +736,6 @@ ftrace_find_profiled_func(struct ftrace_profile_stat *stat, unsigned long ip)
> {
> struct ftrace_profile *rec;
> struct hlist_head *hhd;
> - struct hlist_node *n;
> unsigned long key;
>
> key = hash_long(ip, ftrace_profile_bits);
> @@ -745,7 +744,7 @@ ftrace_find_profiled_func(struct ftrace_profile_stat *stat, unsigned long ip)
> if (hlist_empty(hhd))
> return NULL;
>
> - hlist_for_each_entry_rcu(rec, n, hhd, node) {
> + hlist_for_each_entry_rcu(rec, hhd, node) {
> if (rec->ip == ip)
> return rec;
> }
> @@ -1107,7 +1106,6 @@ ftrace_lookup_ip(struct ftrace_hash *hash, unsigned long ip)
> unsigned long key;
> struct ftrace_func_entry *entry;
> struct hlist_head *hhd;
> - struct hlist_node *n;
>
> if (ftrace_hash_empty(hash))
> return NULL;
> @@ -1119,7 +1117,7 @@ ftrace_lookup_ip(struct ftrace_hash *hash, unsigned long ip)
>
> hhd = &hash->buckets[key];
>
> - hlist_for_each_entry_rcu(entry, n, hhd, hlist) {
> + hlist_for_each_entry_rcu(entry, hhd, hlist) {
> if (entry->ip == ip)
> return entry;
> }
> @@ -1176,7 +1174,7 @@ remove_hash_entry(struct ftrace_hash *hash,
> static void ftrace_hash_clear(struct ftrace_hash *hash)
> {
> struct hlist_head *hhd;
> - struct hlist_node *tp, *tn;
> + struct hlist_node *tn;
> struct ftrace_func_entry *entry;
> int size = 1 << hash->size_bits;
> int i;
> @@ -1186,7 +1184,7 @@ static void ftrace_hash_clear(struct ftrace_hash *hash)
>
> for (i = 0; i < size; i++) {
> hhd = &hash->buckets[i];
> - hlist_for_each_entry_safe(entry, tp, tn, hhd, hlist)
> + hlist_for_each_entry_safe(entry, tn, hhd, hlist)
> free_hash_entry(hash, entry);
> }
> FTRACE_WARN_ON(hash->count);
> @@ -1249,7 +1247,6 @@ alloc_and_copy_ftrace_hash(int size_bits, struct ftrace_hash *hash)
> {
> struct ftrace_func_entry *entry;
> struct ftrace_hash *new_hash;
> - struct hlist_node *tp;
> int size;
> int ret;
> int i;
> @@ -1264,7 +1261,7 @@ alloc_and_copy_ftrace_hash(int size_bits, struct ftrace_hash *hash)
>
> size = 1 << hash->size_bits;
> for (i = 0; i < size; i++) {
> - hlist_for_each_entry(entry, tp, &hash->buckets[i], hlist) {
> + hlist_for_each_entry(entry, &hash->buckets[i], hlist) {
> ret = add_hash_entry(new_hash, entry->ip);
> if (ret < 0)
> goto free_hash;
> @@ -1290,7 +1287,7 @@ ftrace_hash_move(struct ftrace_ops *ops, int enable,
> struct ftrace_hash **dst, struct ftrace_hash *src)
> {
> struct ftrace_func_entry *entry;
> - struct hlist_node *tp, *tn;
> + struct hlist_node *tn;
> struct hlist_head *hhd;
> struct ftrace_hash *old_hash;
> struct ftrace_hash *new_hash;
> @@ -1336,7 +1333,7 @@ ftrace_hash_move(struct ftrace_ops *ops, int enable,
> size = 1 << src->size_bits;
> for (i = 0; i < size; i++) {
> hhd = &src->buckets[i];
> - hlist_for_each_entry_safe(entry, tp, tn, hhd, hlist) {
> + hlist_for_each_entry_safe(entry, tn, hhd, hlist) {
> if (bits > 0)
> key = hash_long(entry->ip, bits);
> else
> @@ -2875,7 +2872,6 @@ static void function_trace_probe_call(unsigned long ip, unsigned long parent_ip,
> {
> struct ftrace_func_probe *entry;
> struct hlist_head *hhd;
> - struct hlist_node *n;
> unsigned long key;
>
> key = hash_long(ip, FTRACE_HASH_BITS);
> @@ -2891,7 +2887,7 @@ static void function_trace_probe_call(unsigned long ip, unsigned long parent_ip,
> * on the hash. rcu_read_lock is too dangerous here.
> */
> preempt_disable_notrace();
> - hlist_for_each_entry_rcu(entry, n, hhd, node) {
> + hlist_for_each_entry_rcu(entry, hhd, node) {
> if (entry->ip == ip)
> entry->ops->func(ip, parent_ip, &entry->data);
> }
> @@ -3042,7 +3038,7 @@ __unregister_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops,
> void *data, int flags)
> {
> struct ftrace_func_probe *entry;
> - struct hlist_node *n, *tmp;
> + struct hlist_node *tmp;
> char str[KSYM_SYMBOL_LEN];
> int type = MATCH_FULL;
> int i, len = 0;
> @@ -3065,7 +3061,7 @@ __unregister_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops,
> for (i = 0; i < FTRACE_FUNC_HASHSIZE; i++) {
> struct hlist_head *hhd = &ftrace_func_hash[i];
>
> - hlist_for_each_entry_safe(entry, n, tmp, hhd, node) {
> + hlist_for_each_entry_safe(entry, tmp, hhd, node) {
>
> /* break up if statements for readability */
> if ((flags & PROBE_TEST_FUNC) && entry->ops != ops)
> diff --git a/kernel/trace/trace_output.c b/kernel/trace/trace_output.c
> index 194d796..697e88d 100644
> --- a/kernel/trace/trace_output.c
> +++ b/kernel/trace/trace_output.c
> @@ -739,12 +739,11 @@ static int task_state_char(unsigned long state)
> struct trace_event *ftrace_find_event(int type)
> {
> struct trace_event *event;
> - struct hlist_node *n;
> unsigned key;
>
> key = type & (EVENT_HASHSIZE - 1);
>
> - hlist_for_each_entry(event, n, &event_hash[key], node) {
> + hlist_for_each_entry(event, &event_hash[key], node) {
> if (event->type == type)
> return event;
> }
> diff --git a/kernel/tracepoint.c b/kernel/tracepoint.c
> index d96ba22..0c05a45 100644
> --- a/kernel/tracepoint.c
> +++ b/kernel/tracepoint.c
> @@ -192,12 +192,11 @@ tracepoint_entry_remove_probe(struct tracepoint_entry *entry,
> static struct tracepoint_entry *get_tracepoint(const char *name)
> {
> struct hlist_head *head;
> - struct hlist_node *node;
> struct tracepoint_entry *e;
> u32 hash = jhash(name, strlen(name), 0);
>
> head = &tracepoint_table[hash & (TRACEPOINT_TABLE_SIZE - 1)];
> - hlist_for_each_entry(e, node, head, hlist) {
> + hlist_for_each_entry(e, head, hlist) {
> if (!strcmp(name, e->name))
> return e;
> }
> @@ -211,13 +210,12 @@ static struct tracepoint_entry *get_tracepoint(const char *name)
> static struct tracepoint_entry *add_tracepoint(const char *name)
> {
> struct hlist_head *head;
> - struct hlist_node *node;
> struct tracepoint_entry *e;
> size_t name_len = strlen(name) + 1;
> u32 hash = jhash(name, name_len-1, 0);
>
> head = &tracepoint_table[hash & (TRACEPOINT_TABLE_SIZE - 1)];
> - hlist_for_each_entry(e, node, head, hlist) {
> + hlist_for_each_entry(e, head, hlist) {
> if (!strcmp(name, e->name)) {
> printk(KERN_NOTICE
> "tracepoint %s busy\n", name);
> diff --git a/kernel/user-return-notifier.c b/kernel/user-return-notifier.c
> index 1744bb8..394f70b 100644
> --- a/kernel/user-return-notifier.c
> +++ b/kernel/user-return-notifier.c
> @@ -34,11 +34,11 @@ EXPORT_SYMBOL_GPL(user_return_notifier_unregister);
> void fire_user_return_notifiers(void)
> {
> struct user_return_notifier *urn;
> - struct hlist_node *tmp1, *tmp2;
> + struct hlist_node *tmp2;
> struct hlist_head *head;
>
> head = &get_cpu_var(return_notifier_list);
> - hlist_for_each_entry_safe(urn, tmp1, tmp2, head, link)
> + hlist_for_each_entry_safe(urn, tmp2, head, link)
> urn->on_user_return(urn);
> put_cpu_var(return_notifier_list);
> }
> diff --git a/kernel/user.c b/kernel/user.c
> index 33acb5e..676df06 100644
> --- a/kernel/user.c
> +++ b/kernel/user.c
> @@ -107,9 +107,8 @@ static void uid_hash_remove(struct user_struct *up)
> static struct user_struct *uid_hash_find(kuid_t uid, struct hlist_head *hashent)
> {
> struct user_struct *user;
> - struct hlist_node *h;
>
> - hlist_for_each_entry(user, h, hashent, uidhash_node) {
> + hlist_for_each_entry(user, hashent, uidhash_node) {
> if (uid_eq(user->uid, uid)) {
> atomic_inc(&user->__count);
> return user;
> diff --git a/kernel/workqueue.c b/kernel/workqueue.c
> index fbc6576..7c0ee8b 100644
> --- a/kernel/workqueue.c
> +++ b/kernel/workqueue.c
> @@ -284,9 +284,9 @@ EXPORT_SYMBOL_GPL(system_freezable_wq);
> for ((pool) = &(gcwq)->pools[0]; \
> (pool) < &(gcwq)->pools[NR_WORKER_POOLS]; (pool)++)
>
> -#define for_each_busy_worker(worker, i, pos, gcwq) \
> +#define for_each_busy_worker(worker, i, gcwq) \
> for (i = 0; i < BUSY_WORKER_HASH_SIZE; i++) \
> - hlist_for_each_entry(worker, pos, &gcwq->busy_hash[i], hentry)
> + hlist_for_each_entry(worker, &gcwq->busy_hash[i], hentry)
>
> static inline int __next_gcwq_cpu(int cpu, const struct cpumask *mask,
> unsigned int sw)
> @@ -907,9 +907,8 @@ static struct worker *__find_worker_executing_work(struct global_cwq *gcwq,
> struct work_struct *work)
> {
> struct worker *worker;
> - struct hlist_node *tmp;
>
> - hlist_for_each_entry(worker, tmp, bwh, hentry)
> + hlist_for_each_entry(worker, bwh, hentry)
> if (worker->current_work == work)
> return worker;
> return NULL;
> @@ -1192,11 +1191,10 @@ static bool is_chained_work(struct workqueue_struct *wq)
> for_each_gcwq_cpu(cpu) {
> struct global_cwq *gcwq = get_gcwq(cpu);
> struct worker *worker;
> - struct hlist_node *pos;
> int i;
>
> spin_lock_irqsave(&gcwq->lock, flags);
> - for_each_busy_worker(worker, i, pos, gcwq) {
> + for_each_busy_worker(worker, i, gcwq) {
> if (worker->task != current)
> continue;
> spin_unlock_irqrestore(&gcwq->lock, flags);
> @@ -1697,7 +1695,6 @@ static void rebind_workers(struct global_cwq *gcwq)
> {
> struct worker_pool *pool;
> struct worker *worker, *n;
> - struct hlist_node *pos;
> int i;
>
> lockdep_assert_held(&gcwq->lock);
> @@ -1724,7 +1721,7 @@ static void rebind_workers(struct global_cwq *gcwq)
> }
>
> /* rebind busy workers */
> - for_each_busy_worker(worker, i, pos, gcwq) {
> + for_each_busy_worker(worker, i, gcwq) {
> struct work_struct *rebind_work = &worker->rebind_work;
> struct workqueue_struct *wq;
>
> @@ -3542,7 +3539,6 @@ static void gcwq_unbind_fn(struct work_struct *work)
> struct global_cwq *gcwq = get_gcwq(smp_processor_id());
> struct worker_pool *pool;
> struct worker *worker;
> - struct hlist_node *pos;
> int i;
>
> BUG_ON(gcwq->cpu != smp_processor_id());
> @@ -3559,7 +3555,7 @@ static void gcwq_unbind_fn(struct work_struct *work)
> list_for_each_entry(worker, &pool->idle_list, entry)
> worker->flags |= WORKER_UNBOUND;
>
> - for_each_busy_worker(worker, i, pos, gcwq)
> + for_each_busy_worker(worker, i, gcwq)
> worker->flags |= WORKER_UNBOUND;
>
> gcwq->flags |= GCWQ_DISASSOCIATED;
> diff --git a/lib/debugobjects.c b/lib/debugobjects.c
> index d11808c..37061ed 100644
> --- a/lib/debugobjects.c
> +++ b/lib/debugobjects.c
> @@ -109,11 +109,10 @@ static void fill_pool(void)
> */
> static struct debug_obj *lookup_object(void *addr, struct debug_bucket *b)
> {
> - struct hlist_node *node;
> struct debug_obj *obj;
> int cnt = 0;
>
> - hlist_for_each_entry(obj, node, &b->list, node) {
> + hlist_for_each_entry(obj, &b->list, node) {
> cnt++;
> if (obj->object == addr)
> return obj;
> @@ -213,7 +212,7 @@ static void free_object(struct debug_obj *obj)
> static void debug_objects_oom(void)
> {
> struct debug_bucket *db = obj_hash;
> - struct hlist_node *node, *tmp;
> + struct hlist_node *tmp;
> HLIST_HEAD(freelist);
> struct debug_obj *obj;
> unsigned long flags;
> @@ -227,7 +226,7 @@ static void debug_objects_oom(void)
> raw_spin_unlock_irqrestore(&db->lock, flags);
>
> /* Now free them */
> - hlist_for_each_entry_safe(obj, node, tmp, &freelist, node) {
> + hlist_for_each_entry_safe(obj, tmp, &freelist, node) {
> hlist_del(&obj->node);
> free_object(obj);
> }
> @@ -658,7 +657,7 @@ debug_object_active_state(void *addr, struct debug_obj_descr *descr,
> static void __debug_check_no_obj_freed(const void *address, unsigned long size)
> {
> unsigned long flags, oaddr, saddr, eaddr, paddr, chunks;
> - struct hlist_node *node, *tmp;
> + struct hlist_node *tmp;
> HLIST_HEAD(freelist);
> struct debug_obj_descr *descr;
> enum debug_obj_state state;
> @@ -678,7 +677,7 @@ static void __debug_check_no_obj_freed(const void *address, unsigned long size)
> repeat:
> cnt = 0;
> raw_spin_lock_irqsave(&db->lock, flags);
> - hlist_for_each_entry_safe(obj, node, tmp, &db->list, node) {
> + hlist_for_each_entry_safe(obj, tmp, &db->list, node) {
> cnt++;
> oaddr = (unsigned long) obj->object;
> if (oaddr < saddr || oaddr >= eaddr)
> @@ -702,7 +701,7 @@ repeat:
> raw_spin_unlock_irqrestore(&db->lock, flags);
>
> /* Now free them */
> - hlist_for_each_entry_safe(obj, node, tmp, &freelist, node) {
> + hlist_for_each_entry_safe(obj, tmp, &freelist, node) {
> hlist_del(&obj->node);
> free_object(obj);
> }
> @@ -1013,7 +1012,7 @@ void __init debug_objects_early_init(void)
> static int __init debug_objects_replace_static_objects(void)
> {
> struct debug_bucket *db = obj_hash;
> - struct hlist_node *node, *tmp;
> + struct hlist_node *tmp;
> struct debug_obj *obj, *new;
> HLIST_HEAD(objects);
> int i, cnt = 0;
> @@ -1033,7 +1032,7 @@ static int __init debug_objects_replace_static_objects(void)
> local_irq_disable();
>
> /* Remove the statically allocated objects from the pool */
> - hlist_for_each_entry_safe(obj, node, tmp, &obj_pool, node)
> + hlist_for_each_entry_safe(obj, tmp, &obj_pool, node)
> hlist_del(&obj->node);
> /* Move the allocated objects to the pool */
> hlist_move_list(&objects, &obj_pool);
> @@ -1042,7 +1041,7 @@ static int __init debug_objects_replace_static_objects(void)
> for (i = 0; i < ODEBUG_HASH_SIZE; i++, db++) {
> hlist_move_list(&db->list, &objects);
>
> - hlist_for_each_entry(obj, node, &objects, node) {
> + hlist_for_each_entry(obj, &objects, node) {
> new = hlist_entry(obj_pool.first, typeof(*obj), node);
> hlist_del(&new->node);
> /* copy object data */
> @@ -1057,7 +1056,7 @@ static int __init debug_objects_replace_static_objects(void)
> obj_pool_used);
> return 0;
> free:
> - hlist_for_each_entry_safe(obj, node, tmp, &objects, node) {
> + hlist_for_each_entry_safe(obj, tmp, &objects, node) {
> hlist_del(&obj->node);
> kmem_cache_free(obj_cache, obj);
> }
> diff --git a/lib/lru_cache.c b/lib/lru_cache.c
> index d71d894..8335d39 100644
> --- a/lib/lru_cache.c
> +++ b/lib/lru_cache.c
> @@ -262,12 +262,11 @@ static struct hlist_head *lc_hash_slot(struct lru_cache *lc, unsigned int enr)
> static struct lc_element *__lc_find(struct lru_cache *lc, unsigned int enr,
> bool include_changing)
> {
> - struct hlist_node *n;
> struct lc_element *e;
>
> BUG_ON(!lc);
> BUG_ON(!lc->nr_elements);
> - hlist_for_each_entry(e, n, lc_hash_slot(lc, enr), colision) {
> + hlist_for_each_entry(e, lc_hash_slot(lc, enr), colision) {
> /* "about to be changed" elements, pending transaction commit,
> * are hashed by their "new number". "Normal" elements have
> * lc_number == lc_new_number. */
> diff --git a/mm/huge_memory.c b/mm/huge_memory.c
> index 9e894ed..6206c27 100644
> --- a/mm/huge_memory.c
> +++ b/mm/huge_memory.c
> @@ -1932,11 +1932,10 @@ static struct mm_slot *get_mm_slot(struct mm_struct *mm)
> {
> struct mm_slot *mm_slot;
> struct hlist_head *bucket;
> - struct hlist_node *node;
>
> bucket = &mm_slots_hash[((unsigned long)mm / sizeof(struct mm_struct))
> % MM_SLOTS_HASH_HEADS];
> - hlist_for_each_entry(mm_slot, node, bucket, hash) {
> + hlist_for_each_entry(mm_slot, bucket, hash) {
> if (mm == mm_slot->mm)
> return mm_slot;
> }
> diff --git a/mm/kmemleak.c b/mm/kmemleak.c
> index 752a705..aaa2ded 100644
> --- a/mm/kmemleak.c
> +++ b/mm/kmemleak.c
> @@ -436,7 +436,7 @@ static int get_object(struct kmemleak_object *object)
> */
> static void free_object_rcu(struct rcu_head *rcu)
> {
> - struct hlist_node *elem, *tmp;
> + struct hlist_node *tmp;
> struct kmemleak_scan_area *area;
> struct kmemleak_object *object =
> container_of(rcu, struct kmemleak_object, rcu);
> @@ -445,8 +445,8 @@ static void free_object_rcu(struct rcu_head *rcu)
> * Once use_count is 0 (guaranteed by put_object), there is no other
> * code accessing this object, hence no need for locking.
> */
> - hlist_for_each_entry_safe(area, elem, tmp, &object->area_list, node) {
> - hlist_del(elem);
> + hlist_for_each_entry_safe(area, tmp, &object->area_list, node) {
> + hlist_del(&area->node);
> kmem_cache_free(scan_area_cache, area);
> }
> kmem_cache_free(object_cache, object);
> @@ -1177,7 +1177,6 @@ static void scan_block(void *_start, void *_end,
> static void scan_object(struct kmemleak_object *object)
> {
> struct kmemleak_scan_area *area;
> - struct hlist_node *elem;
> unsigned long flags;
>
> /*
> @@ -1205,7 +1204,7 @@ static void scan_object(struct kmemleak_object *object)
> spin_lock_irqsave(&object->lock, flags);
> }
> } else
> - hlist_for_each_entry(area, elem, &object->area_list, node)
> + hlist_for_each_entry(area, &object->area_list, node)
> scan_block((void *)area->start,
> (void *)(area->start + area->size),
> object, 0);
> diff --git a/mm/ksm.c b/mm/ksm.c
> index 5157385..04f8d68 100644
> --- a/mm/ksm.c
> +++ b/mm/ksm.c
> @@ -277,10 +277,9 @@ static struct mm_slot *get_mm_slot(struct mm_struct *mm)
> {
> struct mm_slot *mm_slot;
> struct hlist_head *bucket;
> - struct hlist_node *node;
>
> bucket = &mm_slots_hash[hash_ptr(mm, MM_SLOTS_HASH_SHIFT)];
> - hlist_for_each_entry(mm_slot, node, bucket, link) {
> + hlist_for_each_entry(mm_slot, bucket, link) {
> if (mm == mm_slot->mm)
> return mm_slot;
> }
> @@ -450,9 +449,8 @@ out: page = NULL;
> static void remove_node_from_stable_tree(struct stable_node *stable_node)
> {
> struct rmap_item *rmap_item;
> - struct hlist_node *hlist;
>
> - hlist_for_each_entry(rmap_item, hlist, &stable_node->hlist, hlist) {
> + hlist_for_each_entry(rmap_item, &stable_node->hlist, hlist) {
> if (rmap_item->hlist.next)
> ksm_pages_sharing--;
> else
> @@ -1607,7 +1605,6 @@ int page_referenced_ksm(struct page *page, struct mem_cgroup *memcg,
> {
> struct stable_node *stable_node;
> struct rmap_item *rmap_item;
> - struct hlist_node *hlist;
> unsigned int mapcount = page_mapcount(page);
> int referenced = 0;
> int search_new_forks = 0;
> @@ -1619,7 +1616,7 @@ int page_referenced_ksm(struct page *page, struct mem_cgroup *memcg,
> if (!stable_node)
> return 0;
> again:
> - hlist_for_each_entry(rmap_item, hlist, &stable_node->hlist, hlist) {
> + hlist_for_each_entry(rmap_item, &stable_node->hlist, hlist) {
> struct anon_vma *anon_vma = rmap_item->anon_vma;
> struct anon_vma_chain *vmac;
> struct vm_area_struct *vma;
> @@ -1661,7 +1658,6 @@ out:
> int try_to_unmap_ksm(struct page *page, enum ttu_flags flags)
> {
> struct stable_node *stable_node;
> - struct hlist_node *hlist;
> struct rmap_item *rmap_item;
> int ret = SWAP_AGAIN;
> int search_new_forks = 0;
> @@ -1673,7 +1669,7 @@ int try_to_unmap_ksm(struct page *page, enum ttu_flags flags)
> if (!stable_node)
> return SWAP_FAIL;
> again:
> - hlist_for_each_entry(rmap_item, hlist, &stable_node->hlist, hlist) {
> + hlist_for_each_entry(rmap_item, &stable_node->hlist, hlist) {
> struct anon_vma *anon_vma = rmap_item->anon_vma;
> struct anon_vma_chain *vmac;
> struct vm_area_struct *vma;
> @@ -1714,7 +1710,6 @@ int rmap_walk_ksm(struct page *page, int (*rmap_one)(struct page *,
> struct vm_area_struct *, unsigned long, void *), void *arg)
> {
> struct stable_node *stable_node;
> - struct hlist_node *hlist;
> struct rmap_item *rmap_item;
> int ret = SWAP_AGAIN;
> int search_new_forks = 0;
> @@ -1726,7 +1721,7 @@ int rmap_walk_ksm(struct page *page, int (*rmap_one)(struct page *,
> if (!stable_node)
> return ret;
> again:
> - hlist_for_each_entry(rmap_item, hlist, &stable_node->hlist, hlist) {
> + hlist_for_each_entry(rmap_item, &stable_node->hlist, hlist) {
> struct anon_vma *anon_vma = rmap_item->anon_vma;
> struct anon_vma_chain *vmac;
> struct vm_area_struct *vma;
> diff --git a/mm/mmu_notifier.c b/mm/mmu_notifier.c
> index 8a5ac8c..ecff339 100644
> --- a/mm/mmu_notifier.c
> +++ b/mm/mmu_notifier.c
> @@ -37,7 +37,6 @@ static struct srcu_struct srcu;
> void __mmu_notifier_release(struct mm_struct *mm)
> {
> struct mmu_notifier *mn;
> - struct hlist_node *n;
> int id;
>
> /*
> @@ -45,7 +44,7 @@ void __mmu_notifier_release(struct mm_struct *mm)
> * ->release returns.
> */
> id = srcu_read_lock(&srcu);
> - hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list, hlist)
> + hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list, hlist)
> /*
> * if ->release runs before mmu_notifier_unregister it
> * must be handled as it's the only way for the driver
> @@ -93,11 +92,10 @@ int __mmu_notifier_clear_flush_young(struct mm_struct *mm,
> unsigned long address)
> {
> struct mmu_notifier *mn;
> - struct hlist_node *n;
> int young = 0, id;
>
> id = srcu_read_lock(&srcu);
> - hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list, hlist) {
> + hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list, hlist) {
> if (mn->ops->clear_flush_young)
> young |= mn->ops->clear_flush_young(mn, mm, address);
> }
> @@ -110,11 +108,10 @@ int __mmu_notifier_test_young(struct mm_struct *mm,
> unsigned long address)
> {
> struct mmu_notifier *mn;
> - struct hlist_node *n;
> int young = 0, id;
>
> id = srcu_read_lock(&srcu);
> - hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list, hlist) {
> + hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list, hlist) {
> if (mn->ops->test_young) {
> young = mn->ops->test_young(mn, mm, address);
> if (young)
> @@ -130,11 +127,10 @@ void __mmu_notifier_change_pte(struct mm_struct *mm, unsigned long address,
> pte_t pte)
> {
> struct mmu_notifier *mn;
> - struct hlist_node *n;
> int id;
>
> id = srcu_read_lock(&srcu);
> - hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list, hlist) {
> + hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list, hlist) {
> if (mn->ops->change_pte)
> mn->ops->change_pte(mn, mm, address, pte);
> }
> @@ -145,11 +141,10 @@ void __mmu_notifier_invalidate_page(struct mm_struct *mm,
> unsigned long address)
> {
> struct mmu_notifier *mn;
> - struct hlist_node *n;
> int id;
>
> id = srcu_read_lock(&srcu);
> - hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list, hlist) {
> + hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list, hlist) {
> if (mn->ops->invalidate_page)
> mn->ops->invalidate_page(mn, mm, address);
> }
> @@ -160,11 +155,10 @@ void __mmu_notifier_invalidate_range_start(struct mm_struct *mm,
> unsigned long start, unsigned long end)
> {
> struct mmu_notifier *mn;
> - struct hlist_node *n;
> int id;
>
> id = srcu_read_lock(&srcu);
> - hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list, hlist) {
> + hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list, hlist) {
> if (mn->ops->invalidate_range_start)
> mn->ops->invalidate_range_start(mn, mm, start, end);
> }
> @@ -175,11 +169,10 @@ void __mmu_notifier_invalidate_range_end(struct mm_struct *mm,
> unsigned long start, unsigned long end)
> {
> struct mmu_notifier *mn;
> - struct hlist_node *n;
> int id;
>
> id = srcu_read_lock(&srcu);
> - hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list, hlist) {
> + hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list, hlist) {
> if (mn->ops->invalidate_range_end)
> mn->ops->invalidate_range_end(mn, mm, start, end);
> }
> diff --git a/net/9p/error.c b/net/9p/error.c
> index 2ab2de7..126fd0d 100644
> --- a/net/9p/error.c
> +++ b/net/9p/error.c
> @@ -221,15 +221,13 @@ EXPORT_SYMBOL(p9_error_init);
> int p9_errstr2errno(char *errstr, int len)
> {
> int errno;
> - struct hlist_node *p;
> struct errormap *c;
> int bucket;
>
> errno = 0;
> - p = NULL;
> c = NULL;
> bucket = jhash(errstr, len, 0) % ERRHASHSZ;
> - hlist_for_each_entry(c, p, &hash_errmap[bucket], list) {
> + hlist_for_each_entry(c, &hash_errmap[bucket], list) {
> if (c->namelen == len && !memcmp(c->name, errstr, len)) {
> errno = c->val;
> break;
> diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c
> index 3347529..4a141e3 100644
> --- a/net/appletalk/ddp.c
> +++ b/net/appletalk/ddp.c
> @@ -93,10 +93,9 @@ static struct sock *atalk_search_socket(struct sockaddr_at *to,
> struct atalk_iface *atif)
> {
> struct sock *s;
> - struct hlist_node *node;
>
> read_lock_bh(&atalk_sockets_lock);
> - sk_for_each(s, node, &atalk_sockets) {
> + sk_for_each(s, &atalk_sockets) {
> struct atalk_sock *at = at_sk(s);
>
> if (to->sat_port != at->src_port)
> @@ -141,11 +140,10 @@ static struct sock *atalk_find_or_insert_socket(struct sock *sk,
> struct sockaddr_at *sat)
> {
> struct sock *s;
> - struct hlist_node *node;
> struct atalk_sock *at;
>
> write_lock_bh(&atalk_sockets_lock);
> - sk_for_each(s, node, &atalk_sockets) {
> + sk_for_each(s, &atalk_sockets) {
> at = at_sk(s);
>
> if (at->src_net == sat->sat_addr.s_net &&
> @@ -1084,9 +1082,8 @@ static int atalk_pick_and_bind_port(struct sock *sk, struct sockaddr_at *sat)
> sat->sat_port < ATPORT_LAST;
> sat->sat_port++) {
> struct sock *s;
> - struct hlist_node *node;
>
> - sk_for_each(s, node, &atalk_sockets) {
> + sk_for_each(s, &atalk_sockets) {
> struct atalk_sock *at = at_sk(s);
>
> if (at->src_net == sat->sat_addr.s_net &&
> diff --git a/net/atm/common.c b/net/atm/common.c
> index 806fc0a..7b49100 100644
> --- a/net/atm/common.c
> +++ b/net/atm/common.c
> @@ -270,11 +270,11 @@ void atm_dev_release_vccs(struct atm_dev *dev)
> write_lock_irq(&vcc_sklist_lock);
> for (i = 0; i < VCC_HTABLE_SIZE; i++) {
> struct hlist_head *head = &vcc_hash[i];
> - struct hlist_node *node, *tmp;
> + struct hlist_node *tmp;
> struct sock *s;
> struct atm_vcc *vcc;
>
> - sk_for_each_safe(s, node, tmp, head) {
> + sk_for_each_safe(s, tmp, head) {
> vcc = atm_sk(s);
> if (vcc->dev == dev) {
> vcc_release_async(vcc, -EPIPE);
> @@ -317,11 +317,10 @@ static int adjust_tp(struct atm_trafprm *tp, unsigned char aal)
> static int check_ci(const struct atm_vcc *vcc, short vpi, int vci)
> {
> struct hlist_head *head = &vcc_hash[vci & (VCC_HTABLE_SIZE - 1)];
> - struct hlist_node *node;
> struct sock *s;
> struct atm_vcc *walk;
>
> - sk_for_each(s, node, head) {
> + sk_for_each(s, head) {
> walk = atm_sk(s);
> if (walk->dev != vcc->dev)
> continue;
> diff --git a/net/atm/lec.c b/net/atm/lec.c
> index 2e3d942..f23916b 100644
> --- a/net/atm/lec.c
> +++ b/net/atm/lec.c
> @@ -842,7 +842,9 @@ static void *lec_tbl_walk(struct lec_state *state, struct hlist_head *tbl,
> --*l;
> }
>
> - hlist_for_each_entry_from(tmp, e, next) {
> + tmp = container_of(e, struct lec_arp_table, next);
> +
> + hlist_for_each_entry_from(tmp, next) {
> if (--*l < 0)
> break;
> }
> @@ -1307,7 +1309,6 @@ lec_arp_add(struct lec_priv *priv, struct lec_arp_table *entry)
> static int
> lec_arp_remove(struct lec_priv *priv, struct lec_arp_table *to_remove)
> {
> - struct hlist_node *node;
> struct lec_arp_table *entry;
> int i, remove_vcc = 1;
>
> @@ -1326,7 +1327,7 @@ lec_arp_remove(struct lec_priv *priv, struct lec_arp_table *to_remove)
> * ESI_FLUSH_PENDING, ESI_FORWARD_DIRECT
> */
> for (i = 0; i < LEC_ARP_TABLE_SIZE; i++) {
> - hlist_for_each_entry(entry, node,
> + hlist_for_each_entry(entry,
> &priv->lec_arp_tables[i], next) {
> if (memcmp(to_remove->atm_addr,
> entry->atm_addr, ATM_ESA_LEN) == 0) {
> @@ -1364,14 +1365,13 @@ static const char *get_status_string(unsigned char st)
>
> static void dump_arp_table(struct lec_priv *priv)
> {
> - struct hlist_node *node;
> struct lec_arp_table *rulla;
> char buf[256];
> int i, j, offset;
>
> pr_info("Dump %p:\n", priv);
> for (i = 0; i < LEC_ARP_TABLE_SIZE; i++) {
> - hlist_for_each_entry(rulla, node,
> + hlist_for_each_entry(rulla,
> &priv->lec_arp_tables[i], next) {
> offset = 0;
> offset += sprintf(buf, "%d: %p\n", i, rulla);
> @@ -1403,7 +1403,7 @@ static void dump_arp_table(struct lec_priv *priv)
>
> if (!hlist_empty(&priv->lec_no_forward))
> pr_info("No forward\n");
> - hlist_for_each_entry(rulla, node, &priv->lec_no_forward, next) {
> + hlist_for_each_entry(rulla, &priv->lec_no_forward, next) {
> offset = 0;
> offset += sprintf(buf + offset, "Mac: %pM", rulla->mac_addr);
> offset += sprintf(buf + offset, " Atm:");
> @@ -1428,7 +1428,7 @@ static void dump_arp_table(struct lec_priv *priv)
>
> if (!hlist_empty(&priv->lec_arp_empty_ones))
> pr_info("Empty ones\n");
> - hlist_for_each_entry(rulla, node, &priv->lec_arp_empty_ones, next) {
> + hlist_for_each_entry(rulla, &priv->lec_arp_empty_ones, next) {
> offset = 0;
> offset += sprintf(buf + offset, "Mac: %pM", rulla->mac_addr);
> offset += sprintf(buf + offset, " Atm:");
> @@ -1453,7 +1453,7 @@ static void dump_arp_table(struct lec_priv *priv)
>
> if (!hlist_empty(&priv->mcast_fwds))
> pr_info("Multicast Forward VCCs\n");
> - hlist_for_each_entry(rulla, node, &priv->mcast_fwds, next) {
> + hlist_for_each_entry(rulla, &priv->mcast_fwds, next) {
> offset = 0;
> offset += sprintf(buf + offset, "Mac: %pM", rulla->mac_addr);
> offset += sprintf(buf + offset, " Atm:");
> @@ -1487,7 +1487,7 @@ static void dump_arp_table(struct lec_priv *priv)
> static void lec_arp_destroy(struct lec_priv *priv)
> {
> unsigned long flags;
> - struct hlist_node *node, *next;
> + struct hlist_node *next;
> struct lec_arp_table *entry;
> int i;
>
> @@ -1499,7 +1499,7 @@ static void lec_arp_destroy(struct lec_priv *priv)
>
> spin_lock_irqsave(&priv->lec_arp_lock, flags);
> for (i = 0; i < LEC_ARP_TABLE_SIZE; i++) {
> - hlist_for_each_entry_safe(entry, node, next,
> + hlist_for_each_entry_safe(entry, next,
> &priv->lec_arp_tables[i], next) {
> lec_arp_remove(priv, entry);
> lec_arp_put(entry);
> @@ -1507,7 +1507,7 @@ static void lec_arp_destroy(struct lec_priv *priv)
> INIT_HLIST_HEAD(&priv->lec_arp_tables[i]);
> }
>
> - hlist_for_each_entry_safe(entry, node, next,
> + hlist_for_each_entry_safe(entry, next,
> &priv->lec_arp_empty_ones, next) {
> del_timer_sync(&entry->timer);
> lec_arp_clear_vccs(entry);
> @@ -1516,7 +1516,7 @@ static void lec_arp_destroy(struct lec_priv *priv)
> }
> INIT_HLIST_HEAD(&priv->lec_arp_empty_ones);
>
> - hlist_for_each_entry_safe(entry, node, next,
> + hlist_for_each_entry_safe(entry, next,
> &priv->lec_no_forward, next) {
> del_timer_sync(&entry->timer);
> lec_arp_clear_vccs(entry);
> @@ -1525,7 +1525,7 @@ static void lec_arp_destroy(struct lec_priv *priv)
> }
> INIT_HLIST_HEAD(&priv->lec_no_forward);
>
> - hlist_for_each_entry_safe(entry, node, next, &priv->mcast_fwds, next) {
> + hlist_for_each_entry_safe(entry, next, &priv->mcast_fwds, next) {
> /* No timer, LANEv2 7.1.20 and 2.3.5.3 */
> lec_arp_clear_vccs(entry);
> hlist_del(&entry->next);
> @@ -1542,14 +1542,13 @@ static void lec_arp_destroy(struct lec_priv *priv)
> static struct lec_arp_table *lec_arp_find(struct lec_priv *priv,
> const unsigned char *mac_addr)
> {
> - struct hlist_node *node;
> struct hlist_head *head;
> struct lec_arp_table *entry;
>
> pr_debug("%pM\n", mac_addr);
>
> head = &priv->lec_arp_tables[HASH(mac_addr[ETH_ALEN - 1])];
> - hlist_for_each_entry(entry, node, head, next) {
> + hlist_for_each_entry(entry, head, next) {
> if (ether_addr_equal(mac_addr, entry->mac_addr))
> return entry;
> }
> @@ -1686,7 +1685,7 @@ static void lec_arp_check_expire(struct work_struct *work)
> unsigned long flags;
> struct lec_priv *priv =
> container_of(work, struct lec_priv, lec_arp_work.work);
> - struct hlist_node *node, *next;
> + struct hlist_node *next;
> struct lec_arp_table *entry;
> unsigned long now;
> int i;
> @@ -1696,7 +1695,7 @@ static void lec_arp_check_expire(struct work_struct *work)
> restart:
> spin_lock_irqsave(&priv->lec_arp_lock, flags);
> for (i = 0; i < LEC_ARP_TABLE_SIZE; i++) {
> - hlist_for_each_entry_safe(entry, node, next,
> + hlist_for_each_entry_safe(entry, next,
> &priv->lec_arp_tables[i], next) {
> if (__lec_arp_check_expire(entry, now, priv)) {
> struct sk_buff *skb;
> @@ -1823,14 +1822,14 @@ lec_addr_delete(struct lec_priv *priv, const unsigned char *atm_addr,
> unsigned long permanent)
> {
> unsigned long flags;
> - struct hlist_node *node, *next;
> + struct hlist_node *next;
> struct lec_arp_table *entry;
> int i;
>
> pr_debug("\n");
> spin_lock_irqsave(&priv->lec_arp_lock, flags);
> for (i = 0; i < LEC_ARP_TABLE_SIZE; i++) {
> - hlist_for_each_entry_safe(entry, node, next,
> + hlist_for_each_entry_safe(entry, next,
> &priv->lec_arp_tables[i], next) {
> if (!memcmp(atm_addr, entry->atm_addr, ATM_ESA_LEN) &&
> (permanent ||
> @@ -1855,7 +1854,7 @@ lec_arp_update(struct lec_priv *priv, const unsigned char *mac_addr,
> unsigned int targetless_le_arp)
> {
> unsigned long flags;
> - struct hlist_node *node, *next;
> + struct hlist_node *next;
> struct lec_arp_table *entry, *tmp;
> int i;
>
> @@ -1870,7 +1869,7 @@ lec_arp_update(struct lec_priv *priv, const unsigned char *mac_addr,
> * we have no entry in the cache. 7.1.30
> */
> if (!hlist_empty(&priv->lec_arp_empty_ones)) {
> - hlist_for_each_entry_safe(entry, node, next,
> + hlist_for_each_entry_safe(entry, next,
> &priv->lec_arp_empty_ones, next) {
> if (memcmp(entry->atm_addr, atm_addr, ATM_ESA_LEN) == 0) {
> hlist_del(&entry->next);
> @@ -1915,7 +1914,7 @@ lec_arp_update(struct lec_priv *priv, const unsigned char *mac_addr,
> memcpy(entry->atm_addr, atm_addr, ATM_ESA_LEN);
> del_timer(&entry->timer);
> for (i = 0; i < LEC_ARP_TABLE_SIZE; i++) {
> - hlist_for_each_entry(tmp, node,
> + hlist_for_each_entry(tmp,
> &priv->lec_arp_tables[i], next) {
> if (entry != tmp &&
> !memcmp(tmp->atm_addr, atm_addr, ATM_ESA_LEN)) {
> @@ -1956,7 +1955,6 @@ lec_vcc_added(struct lec_priv *priv, const struct atmlec_ioc *ioc_data,
> void (*old_push) (struct atm_vcc *vcc, struct sk_buff *skb))
> {
> unsigned long flags;
> - struct hlist_node *node;
> struct lec_arp_table *entry;
> int i, found_entry = 0;
>
> @@ -2026,7 +2024,7 @@ lec_vcc_added(struct lec_priv *priv, const struct atmlec_ioc *ioc_data,
> ioc_data->atm_addr[16], ioc_data->atm_addr[17],
> ioc_data->atm_addr[18], ioc_data->atm_addr[19]);
> for (i = 0; i < LEC_ARP_TABLE_SIZE; i++) {
> - hlist_for_each_entry(entry, node,
> + hlist_for_each_entry(entry,
> &priv->lec_arp_tables[i], next) {
> if (memcmp
> (ioc_data->atm_addr, entry->atm_addr,
> @@ -2103,7 +2101,6 @@ out:
> static void lec_flush_complete(struct lec_priv *priv, unsigned long tran_id)
> {
> unsigned long flags;
> - struct hlist_node *node;
> struct lec_arp_table *entry;
> int i;
>
> @@ -2111,7 +2108,7 @@ static void lec_flush_complete(struct lec_priv *priv, unsigned long tran_id)
> restart:
> spin_lock_irqsave(&priv->lec_arp_lock, flags);
> for (i = 0; i < LEC_ARP_TABLE_SIZE; i++) {
> - hlist_for_each_entry(entry, node,
> + hlist_for_each_entry(entry,
> &priv->lec_arp_tables[i], next) {
> if (entry->flush_tran_id == tran_id &&
> entry->status == ESI_FLUSH_PENDING) {
> @@ -2140,13 +2137,12 @@ lec_set_flush_tran_id(struct lec_priv *priv,
> const unsigned char *atm_addr, unsigned long tran_id)
> {
> unsigned long flags;
> - struct hlist_node *node;
> struct lec_arp_table *entry;
> int i;
>
> spin_lock_irqsave(&priv->lec_arp_lock, flags);
> for (i = 0; i < LEC_ARP_TABLE_SIZE; i++)
> - hlist_for_each_entry(entry, node,
> + hlist_for_each_entry(entry,
> &priv->lec_arp_tables[i], next) {
> if (!memcmp(atm_addr, entry->atm_addr, ATM_ESA_LEN)) {
> entry->flush_tran_id = tran_id;
> @@ -2198,7 +2194,7 @@ out:
> static void lec_vcc_close(struct lec_priv *priv, struct atm_vcc *vcc)
> {
> unsigned long flags;
> - struct hlist_node *node, *next;
> + struct hlist_node *next;
> struct lec_arp_table *entry;
> int i;
>
> @@ -2208,7 +2204,7 @@ static void lec_vcc_close(struct lec_priv *priv, struct atm_vcc *vcc)
> spin_lock_irqsave(&priv->lec_arp_lock, flags);
>
> for (i = 0; i < LEC_ARP_TABLE_SIZE; i++) {
> - hlist_for_each_entry_safe(entry, node, next,
> + hlist_for_each_entry_safe(entry, next,
> &priv->lec_arp_tables[i], next) {
> if (vcc == entry->vcc) {
> lec_arp_remove(priv, entry);
> @@ -2219,7 +2215,7 @@ static void lec_vcc_close(struct lec_priv *priv, struct atm_vcc *vcc)
> }
> }
>
> - hlist_for_each_entry_safe(entry, node, next,
> + hlist_for_each_entry_safe(entry, next,
> &priv->lec_arp_empty_ones, next) {
> if (entry->vcc == vcc) {
> lec_arp_clear_vccs(entry);
> @@ -2229,7 +2225,7 @@ static void lec_vcc_close(struct lec_priv *priv, struct atm_vcc *vcc)
> }
> }
>
> - hlist_for_each_entry_safe(entry, node, next,
> + hlist_for_each_entry_safe(entry, next,
> &priv->lec_no_forward, next) {
> if (entry->recv_vcc == vcc) {
> lec_arp_clear_vccs(entry);
> @@ -2239,7 +2235,7 @@ static void lec_vcc_close(struct lec_priv *priv, struct atm_vcc *vcc)
> }
> }
>
> - hlist_for_each_entry_safe(entry, node, next, &priv->mcast_fwds, next) {
> + hlist_for_each_entry_safe(entry, next, &priv->mcast_fwds, next) {
> if (entry->recv_vcc == vcc) {
> lec_arp_clear_vccs(entry);
> /* No timer, LANEv2 7.1.20 and 2.3.5.3 */
> @@ -2257,13 +2253,13 @@ lec_arp_check_empties(struct lec_priv *priv,
> struct atm_vcc *vcc, struct sk_buff *skb)
> {
> unsigned long flags;
> - struct hlist_node *node, *next;
> + struct hlist_node *next;
> struct lec_arp_table *entry, *tmp;
> struct lecdatahdr_8023 *hdr = (struct lecdatahdr_8023 *)skb->data;
> unsigned char *src = hdr->h_source;
>
> spin_lock_irqsave(&priv->lec_arp_lock, flags);
> - hlist_for_each_entry_safe(entry, node, next,
> + hlist_for_each_entry_safe(entry, next,
> &priv->lec_arp_empty_ones, next) {
> if (vcc == entry->vcc) {
> del_timer(&entry->timer);
> diff --git a/net/atm/signaling.c b/net/atm/signaling.c
> index 86767ca..4176887 100644
> --- a/net/atm/signaling.c
> +++ b/net/atm/signaling.c
> @@ -217,7 +217,6 @@ static void purge_vcc(struct atm_vcc *vcc)
>
> static void sigd_close(struct atm_vcc *vcc)
> {
> - struct hlist_node *node;
> struct sock *s;
> int i;
>
> @@ -231,7 +230,7 @@ static void sigd_close(struct atm_vcc *vcc)
> for (i = 0; i < VCC_HTABLE_SIZE; ++i) {
> struct hlist_head *head = &vcc_hash[i];
>
> - sk_for_each(s, node, head) {
> + sk_for_each(s, head) {
> vcc = atm_sk(s);
>
> purge_vcc(vcc);
> diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c
> index 779095d..282c66a 100644
> --- a/net/ax25/af_ax25.c
> +++ b/net/ax25/af_ax25.c
> @@ -81,14 +81,13 @@ static void ax25_kill_by_device(struct net_device *dev)
> {
> ax25_dev *ax25_dev;
> ax25_cb *s;
> - struct hlist_node *node;
>
> if ((ax25_dev = ax25_dev_ax25dev(dev)) == NULL)
> return;
>
> spin_lock_bh(&ax25_list_lock);
> again:
> - ax25_for_each(s, node, &ax25_list) {
> + ax25_for_each(s, &ax25_list) {
> if (s->ax25_dev == ax25_dev) {
> s->ax25_dev = NULL;
> spin_unlock_bh(&ax25_list_lock);
> @@ -158,10 +157,9 @@ struct sock *ax25_find_listener(ax25_address *addr, int digi,
> struct net_device *dev, int type)
> {
> ax25_cb *s;
> - struct hlist_node *node;
>
> spin_lock(&ax25_list_lock);
> - ax25_for_each(s, node, &ax25_list) {
> + ax25_for_each(s, &ax25_list) {
> if ((s->iamdigi && !digi) || (!s->iamdigi && digi))
> continue;
> if (s->sk && !ax25cmp(&s->source_addr, addr) &&
> @@ -187,10 +185,9 @@ struct sock *ax25_get_socket(ax25_address *my_addr, ax25_address *dest_addr,
> {
> struct sock *sk = NULL;
> ax25_cb *s;
> - struct hlist_node *node;
>
> spin_lock(&ax25_list_lock);
> - ax25_for_each(s, node, &ax25_list) {
> + ax25_for_each(s, &ax25_list) {
> if (s->sk && !ax25cmp(&s->source_addr, my_addr) &&
> !ax25cmp(&s->dest_addr, dest_addr) &&
> s->sk->sk_type == type) {
> @@ -213,10 +210,9 @@ ax25_cb *ax25_find_cb(ax25_address *src_addr, ax25_address *dest_addr,
> ax25_digi *digi, struct net_device *dev)
> {
> ax25_cb *s;
> - struct hlist_node *node;
>
> spin_lock_bh(&ax25_list_lock);
> - ax25_for_each(s, node, &ax25_list) {
> + ax25_for_each(s, &ax25_list) {
> if (s->sk && s->sk->sk_type != SOCK_SEQPACKET)
> continue;
> if (s->ax25_dev == NULL)
> @@ -248,10 +244,9 @@ void ax25_send_to_raw(ax25_address *addr, struct sk_buff *skb, int proto)
> {
> ax25_cb *s;
> struct sk_buff *copy;
> - struct hlist_node *node;
>
> spin_lock(&ax25_list_lock);
> - ax25_for_each(s, node, &ax25_list) {
> + ax25_for_each(s, &ax25_list) {
> if (s->sk != NULL && ax25cmp(&s->source_addr, addr) == 0 &&
> s->sk->sk_type == SOCK_RAW &&
> s->sk->sk_protocol == proto &&
> diff --git a/net/ax25/ax25_ds_subr.c b/net/ax25/ax25_ds_subr.c
> index 5ea7fd3..e05bd57 100644
> --- a/net/ax25/ax25_ds_subr.c
> +++ b/net/ax25/ax25_ds_subr.c
> @@ -39,7 +39,6 @@ void ax25_ds_nr_error_recovery(ax25_cb *ax25)
> void ax25_ds_enquiry_response(ax25_cb *ax25)
> {
> ax25_cb *ax25o;
> - struct hlist_node *node;
>
> /* Please note that neither DK4EG's nor DG2FEF's
> * DAMA spec mention the following behaviour as seen
> @@ -80,7 +79,7 @@ void ax25_ds_enquiry_response(ax25_cb *ax25)
> ax25_ds_set_timer(ax25->ax25_dev);
>
> spin_lock(&ax25_list_lock);
> - ax25_for_each(ax25o, node, &ax25_list) {
> + ax25_for_each(ax25o, &ax25_list) {
> if (ax25o == ax25)
> continue;
>
> @@ -159,10 +158,9 @@ static int ax25_check_dama_slave(ax25_dev *ax25_dev)
> {
> ax25_cb *ax25;
> int res = 0;
> - struct hlist_node *node;
>
> spin_lock(&ax25_list_lock);
> - ax25_for_each(ax25, node, &ax25_list)
> + ax25_for_each(ax25, &ax25_list)
> if (ax25->ax25_dev == ax25_dev && (ax25->condition & AX25_COND_DAMA_MODE) && ax25->state > AX25_STATE_1) {
> res = 1;
> break;
> diff --git a/net/ax25/ax25_ds_timer.c b/net/ax25/ax25_ds_timer.c
> index 993c439..951cd57 100644
> --- a/net/ax25/ax25_ds_timer.c
> +++ b/net/ax25/ax25_ds_timer.c
> @@ -70,7 +70,6 @@ static void ax25_ds_timeout(unsigned long arg)
> {
> ax25_dev *ax25_dev = (struct ax25_dev *) arg;
> ax25_cb *ax25;
> - struct hlist_node *node;
>
> if (ax25_dev == NULL || !ax25_dev->dama.slave)
> return; /* Yikes! */
> @@ -81,7 +80,7 @@ static void ax25_ds_timeout(unsigned long arg)
> }
>
> spin_lock(&ax25_list_lock);
> - ax25_for_each(ax25, node, &ax25_list) {
> + ax25_for_each(ax25, &ax25_list) {
> if (ax25->ax25_dev != ax25_dev || !(ax25->condition & AX25_COND_DAMA_MODE))
> continue;
>
> diff --git a/net/ax25/ax25_iface.c b/net/ax25/ax25_iface.c
> index 7d5f24b..7f16e8a 100644
> --- a/net/ax25/ax25_iface.c
> +++ b/net/ax25/ax25_iface.c
> @@ -193,10 +193,9 @@ int ax25_listen_mine(ax25_address *callsign, struct net_device *dev)
> void ax25_link_failed(ax25_cb *ax25, int reason)
> {
> struct ax25_linkfail *lf;
> - struct hlist_node *node;
>
> spin_lock_bh(&linkfail_lock);
> - hlist_for_each_entry(lf, node, &ax25_linkfail_list, lf_node)
> + hlist_for_each_entry(lf, &ax25_linkfail_list, lf_node)
> lf->func(ax25, reason);
> spin_unlock_bh(&linkfail_lock);
> }
> diff --git a/net/ax25/ax25_uid.c b/net/ax25/ax25_uid.c
> index 957999e..71c4bad 100644
> --- a/net/ax25/ax25_uid.c
> +++ b/net/ax25/ax25_uid.c
> @@ -54,10 +54,9 @@ EXPORT_SYMBOL(ax25_uid_policy);
> ax25_uid_assoc *ax25_findbyuid(kuid_t uid)
> {
> ax25_uid_assoc *ax25_uid, *res = NULL;
> - struct hlist_node *node;
>
> read_lock(&ax25_uid_lock);
> - ax25_uid_for_each(ax25_uid, node, &ax25_uid_list) {
> + ax25_uid_for_each(ax25_uid, &ax25_uid_list) {
> if (uid_eq(ax25_uid->uid, uid)) {
> ax25_uid_hold(ax25_uid);
> res = ax25_uid;
> @@ -74,7 +73,6 @@ EXPORT_SYMBOL(ax25_findbyuid);
> int ax25_uid_ioctl(int cmd, struct sockaddr_ax25 *sax)
> {
> ax25_uid_assoc *ax25_uid;
> - struct hlist_node *node;
> ax25_uid_assoc *user;
> unsigned long res;
>
> @@ -82,7 +80,7 @@ int ax25_uid_ioctl(int cmd, struct sockaddr_ax25 *sax)
> case SIOCAX25GETUID:
> res = -ENOENT;
> read_lock(&ax25_uid_lock);
> - ax25_uid_for_each(ax25_uid, node, &ax25_uid_list) {
> + ax25_uid_for_each(ax25_uid, &ax25_uid_list) {
> if (ax25cmp(&sax->sax25_call, &ax25_uid->call) == 0) {
> res = from_kuid_munged(current_user_ns(), ax25_uid->uid);
> break;
> @@ -126,7 +124,7 @@ int ax25_uid_ioctl(int cmd, struct sockaddr_ax25 *sax)
>
> ax25_uid = NULL;
> write_lock(&ax25_uid_lock);
> - ax25_uid_for_each(ax25_uid, node, &ax25_uid_list) {
> + ax25_uid_for_each(ax25_uid, &ax25_uid_list) {
> if (ax25cmp(&sax->sax25_call, &ax25_uid->call) == 0)
> break;
> }
> @@ -212,11 +210,10 @@ const struct file_operations ax25_uid_fops = {
> void __exit ax25_uid_free(void)
> {
> ax25_uid_assoc *ax25_uid;
> - struct hlist_node *node;
>
> write_lock(&ax25_uid_lock);
> again:
> - ax25_uid_for_each(ax25_uid, node, &ax25_uid_list) {
> + ax25_uid_for_each(ax25_uid, &ax25_uid_list) {
> hlist_del_init(&ax25_uid->uid_node);
> ax25_uid_put(ax25_uid);
> goto again;
> diff --git a/net/batman-adv/bat_iv_ogm.c b/net/batman-adv/bat_iv_ogm.c
> index 7d02ebd..4b69a29 100644
> --- a/net/batman-adv/bat_iv_ogm.c
> +++ b/net/batman-adv/bat_iv_ogm.c
> @@ -490,7 +490,6 @@ static void batadv_iv_ogm_queue_add(struct batadv_priv *bat_priv,
> */
> struct batadv_forw_packet *forw_packet_aggr = NULL;
> struct batadv_forw_packet *forw_packet_pos = NULL;
> - struct hlist_node *tmp_node;
> struct batadv_ogm_packet *batadv_ogm_packet;
> bool direct_link;
> unsigned long max_aggregation_jiffies;
> @@ -503,7 +502,7 @@ static void batadv_iv_ogm_queue_add(struct batadv_priv *bat_priv,
> spin_lock_bh(&bat_priv->forw_bat_list_lock);
> /* own packets are not to be aggregated */
> if ((atomic_read(&bat_priv->aggregated_ogms)) && (!own_packet)) {
> - hlist_for_each_entry(forw_packet_pos, tmp_node,
> + hlist_for_each_entry(forw_packet_pos,
> &bat_priv->forw_bat_list, list) {
> if (batadv_iv_ogm_can_aggregate(batadv_ogm_packet,
> bat_priv, packet_len,
> @@ -658,7 +657,6 @@ batadv_iv_ogm_orig_update(struct batadv_priv *bat_priv,
> struct batadv_neigh_node *neigh_node = NULL, *tmp_neigh_node = NULL;
> struct batadv_neigh_node *router = NULL;
> struct batadv_orig_node *orig_node_tmp;
> - struct hlist_node *node;
> int if_num;
> uint8_t sum_orig, sum_neigh;
> uint8_t *neigh_addr;
> @@ -668,7 +666,7 @@ batadv_iv_ogm_orig_update(struct batadv_priv *bat_priv,
> "update_originator(): Searching and updating originator entry of received packet\n");
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(tmp_neigh_node, node,
> + hlist_for_each_entry_rcu(tmp_neigh_node,
> &orig_node->neigh_list, list) {
> neigh_addr = tmp_neigh_node->addr;
> if (batadv_compare_eth(neigh_addr, ethhdr->h_source) &&
> @@ -804,7 +802,6 @@ static int batadv_iv_ogm_calc_tq(struct batadv_orig_node *orig_node,
> {
> struct batadv_priv *bat_priv = netdev_priv(if_incoming->soft_iface);
> struct batadv_neigh_node *neigh_node = NULL, *tmp_neigh_node;
> - struct hlist_node *node;
> uint8_t total_count;
> uint8_t orig_eq_count, neigh_rq_count, neigh_rq_inv, tq_own;
> unsigned int neigh_rq_inv_cube, neigh_rq_max_cube;
> @@ -813,7 +810,7 @@ static int batadv_iv_ogm_calc_tq(struct batadv_orig_node *orig_node,
>
> /* find corresponding one hop neighbor */
> rcu_read_lock();
> - hlist_for_each_entry_rcu(tmp_neigh_node, node,
> + hlist_for_each_entry_rcu(tmp_neigh_node,
> &orig_neigh_node->neigh_list, list) {
>
> if (!batadv_compare_eth(tmp_neigh_node->addr,
> @@ -924,7 +921,6 @@ batadv_iv_ogm_update_seqnos(const struct ethhdr *ethhdr,
> struct batadv_priv *bat_priv = netdev_priv(if_incoming->soft_iface);
> struct batadv_orig_node *orig_node;
> struct batadv_neigh_node *tmp_neigh_node;
> - struct hlist_node *node;
> int is_duplicate = 0;
> int32_t seq_diff;
> int need_update = 0;
> @@ -947,7 +943,7 @@ batadv_iv_ogm_update_seqnos(const struct ethhdr *ethhdr,
> goto out;
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(tmp_neigh_node, node,
> + hlist_for_each_entry_rcu(tmp_neigh_node,
> &orig_node->neigh_list, list) {
>
> is_duplicate |= batadv_test_bit(tmp_neigh_node->real_bits,
> diff --git a/net/batman-adv/bridge_loop_avoidance.c b/net/batman-adv/bridge_loop_avoidance.c
> index 5aebe93..e64c232 100644
> --- a/net/batman-adv/bridge_loop_avoidance.c
> +++ b/net/batman-adv/bridge_loop_avoidance.c
> @@ -141,7 +141,6 @@ static struct batadv_claim *batadv_claim_hash_find(struct batadv_priv *bat_priv,
> {
> struct batadv_hashtable *hash = bat_priv->bla.claim_hash;
> struct hlist_head *head;
> - struct hlist_node *node;
> struct batadv_claim *claim;
> struct batadv_claim *claim_tmp = NULL;
> int index;
> @@ -153,7 +152,7 @@ static struct batadv_claim *batadv_claim_hash_find(struct batadv_priv *bat_priv,
> head = &hash->table[index];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(claim, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(claim, head, hash_entry) {
> if (!batadv_compare_claim(&claim->hash_entry, data))
> continue;
>
> @@ -182,7 +181,6 @@ batadv_backbone_hash_find(struct batadv_priv *bat_priv,
> {
> struct batadv_hashtable *hash = bat_priv->bla.backbone_hash;
> struct hlist_head *head;
> - struct hlist_node *node;
> struct batadv_backbone_gw search_entry, *backbone_gw;
> struct batadv_backbone_gw *backbone_gw_tmp = NULL;
> int index;
> @@ -197,7 +195,7 @@ batadv_backbone_hash_find(struct batadv_priv *bat_priv,
> head = &hash->table[index];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(backbone_gw, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(backbone_gw, head, hash_entry) {
> if (!batadv_compare_backbone_gw(&backbone_gw->hash_entry,
> &search_entry))
> continue;
> @@ -218,7 +216,7 @@ static void
> batadv_bla_del_backbone_claims(struct batadv_backbone_gw *backbone_gw)
> {
> struct batadv_hashtable *hash;
> - struct hlist_node *node, *node_tmp;
> + struct hlist_node *node_tmp;
> struct hlist_head *head;
> struct batadv_claim *claim;
> int i;
> @@ -233,14 +231,14 @@ batadv_bla_del_backbone_claims(struct batadv_backbone_gw *backbone_gw)
> list_lock = &hash->list_locks[i];
>
> spin_lock_bh(list_lock);
> - hlist_for_each_entry_safe(claim, node, node_tmp,
> + hlist_for_each_entry_safe(claim, node_tmp,
> head, hash_entry) {
>
> if (claim->backbone_gw != backbone_gw)
> continue;
>
> batadv_claim_free_ref(claim);
> - hlist_del_rcu(node);
> + hlist_del_rcu(&claim->hash_entry);
> }
> spin_unlock_bh(list_lock);
> }
> @@ -459,7 +457,6 @@ static void batadv_bla_answer_request(struct batadv_priv *bat_priv,
> struct batadv_hard_iface *primary_if,
> short vid)
> {
> - struct hlist_node *node;
> struct hlist_head *head;
> struct batadv_hashtable *hash;
> struct batadv_claim *claim;
> @@ -480,7 +477,7 @@ static void batadv_bla_answer_request(struct batadv_priv *bat_priv,
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(claim, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(claim, head, hash_entry) {
> /* only own claims are interesting */
> if (claim->backbone_gw != backbone_gw)
> continue;
> @@ -959,7 +956,7 @@ static int batadv_bla_process_claim(struct batadv_priv *bat_priv,
> static void batadv_bla_purge_backbone_gw(struct batadv_priv *bat_priv, int now)
> {
> struct batadv_backbone_gw *backbone_gw;
> - struct hlist_node *node, *node_tmp;
> + struct hlist_node *node_tmp;
> struct hlist_head *head;
> struct batadv_hashtable *hash;
> spinlock_t *list_lock; /* protects write access to the hash lists */
> @@ -974,7 +971,7 @@ static void batadv_bla_purge_backbone_gw(struct batadv_priv *bat_priv, int now)
> list_lock = &hash->list_locks[i];
>
> spin_lock_bh(list_lock);
> - hlist_for_each_entry_safe(backbone_gw, node, node_tmp,
> + hlist_for_each_entry_safe(backbone_gw, node_tmp,
> head, hash_entry) {
> if (now)
> goto purge_now;
> @@ -993,7 +990,7 @@ purge_now:
>
> batadv_bla_del_backbone_claims(backbone_gw);
>
> - hlist_del_rcu(node);
> + hlist_del_rcu(&backbone_gw->hash_entry);
> batadv_backbone_gw_free_ref(backbone_gw);
> }
> spin_unlock_bh(list_lock);
> @@ -1014,7 +1011,6 @@ static void batadv_bla_purge_claims(struct batadv_priv *bat_priv,
> int now)
> {
> struct batadv_claim *claim;
> - struct hlist_node *node;
> struct hlist_head *head;
> struct batadv_hashtable *hash;
> int i;
> @@ -1027,7 +1023,7 @@ static void batadv_bla_purge_claims(struct batadv_priv *bat_priv,
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(claim, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(claim, head, hash_entry) {
> if (now)
> goto purge_now;
> if (!batadv_compare_eth(claim->backbone_gw->orig,
> @@ -1063,7 +1059,6 @@ void batadv_bla_update_orig_address(struct batadv_priv *bat_priv,
> struct batadv_hard_iface *oldif)
> {
> struct batadv_backbone_gw *backbone_gw;
> - struct hlist_node *node;
> struct hlist_head *head;
> struct batadv_hashtable *hash;
> __be16 group;
> @@ -1087,7 +1082,7 @@ void batadv_bla_update_orig_address(struct batadv_priv *bat_priv,
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(backbone_gw, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(backbone_gw, head, hash_entry) {
> /* own orig still holds the old value. */
> if (!batadv_compare_eth(backbone_gw->orig,
> oldif->net_dev->dev_addr))
> @@ -1123,7 +1118,6 @@ static void batadv_bla_periodic_work(struct work_struct *work)
> struct delayed_work *delayed_work;
> struct batadv_priv *bat_priv;
> struct batadv_priv_bla *priv_bla;
> - struct hlist_node *node;
> struct hlist_head *head;
> struct batadv_backbone_gw *backbone_gw;
> struct batadv_hashtable *hash;
> @@ -1151,7 +1145,7 @@ static void batadv_bla_periodic_work(struct work_struct *work)
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(backbone_gw, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(backbone_gw, head, hash_entry) {
> if (!batadv_compare_eth(backbone_gw->orig,
> primary_if->net_dev->dev_addr))
> continue;
> @@ -1329,7 +1323,6 @@ int batadv_bla_is_backbone_gw_orig(struct batadv_priv *bat_priv, uint8_t *orig)
> {
> struct batadv_hashtable *hash = bat_priv->bla.backbone_hash;
> struct hlist_head *head;
> - struct hlist_node *node;
> struct batadv_backbone_gw *backbone_gw;
> int i;
>
> @@ -1343,7 +1336,7 @@ int batadv_bla_is_backbone_gw_orig(struct batadv_priv *bat_priv, uint8_t *orig)
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(backbone_gw, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(backbone_gw, head, hash_entry) {
> if (batadv_compare_eth(backbone_gw->orig, orig)) {
> rcu_read_unlock();
> return 1;
> @@ -1614,7 +1607,6 @@ int batadv_bla_claim_table_seq_print_text(struct seq_file *seq, void *offset)
> struct batadv_hashtable *hash = bat_priv->bla.claim_hash;
> struct batadv_claim *claim;
> struct batadv_hard_iface *primary_if;
> - struct hlist_node *node;
> struct hlist_head *head;
> uint32_t i;
> bool is_own;
> @@ -1635,7 +1627,7 @@ int batadv_bla_claim_table_seq_print_text(struct seq_file *seq, void *offset)
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(claim, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(claim, head, hash_entry) {
> is_own = batadv_compare_eth(claim->backbone_gw->orig,
> primary_addr);
> seq_printf(seq, " * %pM on % 5d by %pM [%c] (%04x)\n",
> @@ -1659,7 +1651,6 @@ int batadv_bla_backbone_table_seq_print_text(struct seq_file *seq, void *offset)
> struct batadv_hashtable *hash = bat_priv->bla.backbone_hash;
> struct batadv_backbone_gw *backbone_gw;
> struct batadv_hard_iface *primary_if;
> - struct hlist_node *node;
> struct hlist_head *head;
> int secs, msecs;
> uint32_t i;
> @@ -1681,7 +1672,7 @@ int batadv_bla_backbone_table_seq_print_text(struct seq_file *seq, void *offset)
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(backbone_gw, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(backbone_gw, head, hash_entry) {
> msecs = jiffies_to_msecs(jiffies -
> backbone_gw->lasttime);
> secs = msecs / 1000;
> diff --git a/net/batman-adv/distributed-arp-table.c b/net/batman-adv/distributed-arp-table.c
> index 8e1d89d..6fee439 100644
> --- a/net/batman-adv/distributed-arp-table.c
> +++ b/net/batman-adv/distributed-arp-table.c
> @@ -83,7 +83,7 @@ static void __batadv_dat_purge(struct batadv_priv *bat_priv,
> {
> spinlock_t *list_lock; /* protects write access to the hash lists */
> struct batadv_dat_entry *dat_entry;
> - struct hlist_node *node, *node_tmp;
> + struct hlist_node *node_tmp;
> struct hlist_head *head;
> uint32_t i;
>
> @@ -95,7 +95,7 @@ static void __batadv_dat_purge(struct batadv_priv *bat_priv,
> list_lock = &bat_priv->dat.hash->list_locks[i];
>
> spin_lock_bh(list_lock);
> - hlist_for_each_entry_safe(dat_entry, node, node_tmp, head,
> + hlist_for_each_entry_safe(dat_entry, node_tmp, head,
> hash_entry) {
> /* if an helper function has been passed as parameter,
> * ask it if the entry has to be purged or not
> @@ -103,7 +103,7 @@ static void __batadv_dat_purge(struct batadv_priv *bat_priv,
> if (to_purge && !to_purge(dat_entry))
> continue;
>
> - hlist_del_rcu(node);
> + hlist_del_rcu(&dat_entry->hash_entry);
> batadv_dat_entry_free_ref(dat_entry);
> }
> spin_unlock_bh(list_lock);
> @@ -235,7 +235,6 @@ static struct batadv_dat_entry *
> batadv_dat_entry_hash_find(struct batadv_priv *bat_priv, __be32 ip)
> {
> struct hlist_head *head;
> - struct hlist_node *node;
> struct batadv_dat_entry *dat_entry, *dat_entry_tmp = NULL;
> struct batadv_hashtable *hash = bat_priv->dat.hash;
> uint32_t index;
> @@ -247,7 +246,7 @@ batadv_dat_entry_hash_find(struct batadv_priv *bat_priv, __be32 ip)
> head = &hash->table[index];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(dat_entry, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(dat_entry, head, hash_entry) {
> if (dat_entry->ip != ip)
> continue;
>
> @@ -465,7 +464,6 @@ static void batadv_choose_next_candidate(struct batadv_priv *bat_priv,
> batadv_dat_addr_t max = 0, tmp_max = 0;
> struct batadv_orig_node *orig_node, *max_orig_node = NULL;
> struct batadv_hashtable *hash = bat_priv->orig_hash;
> - struct hlist_node *node;
> struct hlist_head *head;
> int i;
>
> @@ -481,7 +479,7 @@ static void batadv_choose_next_candidate(struct batadv_priv *bat_priv,
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(orig_node, head, hash_entry) {
> /* the dht space is a ring and addresses are unsigned */
> tmp_max = BATADV_DAT_ADDR_MAX - orig_node->dat_addr +
> ip_key;
> @@ -686,7 +684,6 @@ int batadv_dat_cache_seq_print_text(struct seq_file *seq, void *offset)
> struct batadv_hashtable *hash = bat_priv->dat.hash;
> struct batadv_dat_entry *dat_entry;
> struct batadv_hard_iface *primary_if;
> - struct hlist_node *node;
> struct hlist_head *head;
> unsigned long last_seen_jiffies;
> int last_seen_msecs, last_seen_secs, last_seen_mins;
> @@ -704,7 +701,7 @@ int batadv_dat_cache_seq_print_text(struct seq_file *seq, void *offset)
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(dat_entry, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(dat_entry, head, hash_entry) {
> last_seen_jiffies = jiffies - dat_entry->last_update;
> last_seen_msecs = jiffies_to_msecs(last_seen_jiffies);
> last_seen_mins = last_seen_msecs / 60000;
> diff --git a/net/batman-adv/gateway_client.c b/net/batman-adv/gateway_client.c
> index dd07c7e..cdc68cd 100644
> --- a/net/batman-adv/gateway_client.c
> +++ b/net/batman-adv/gateway_client.c
> @@ -114,7 +114,6 @@ static struct batadv_gw_node *
> batadv_gw_get_best_gw_node(struct batadv_priv *bat_priv)
> {
> struct batadv_neigh_node *router;
> - struct hlist_node *node;
> struct batadv_gw_node *gw_node, *curr_gw = NULL;
> uint32_t max_gw_factor = 0, tmp_gw_factor = 0;
> uint32_t gw_divisor;
> @@ -127,7 +126,7 @@ batadv_gw_get_best_gw_node(struct batadv_priv *bat_priv)
> gw_divisor *= 64;
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(gw_node, node, &bat_priv->gw.list, list) {
> + hlist_for_each_entry_rcu(gw_node, &bat_priv->gw.list, list) {
> if (gw_node->deleted)
> continue;
>
> @@ -344,7 +343,6 @@ void batadv_gw_node_update(struct batadv_priv *bat_priv,
> struct batadv_orig_node *orig_node,
> uint8_t new_gwflags)
> {
> - struct hlist_node *node;
> struct batadv_gw_node *gw_node, *curr_gw;
>
> /* Note: We don't need a NULL check here, since curr_gw never gets
> @@ -355,7 +353,7 @@ void batadv_gw_node_update(struct batadv_priv *bat_priv,
> curr_gw = batadv_gw_get_selected_gw_node(bat_priv);
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(gw_node, node, &bat_priv->gw.list, list) {
> + hlist_for_each_entry_rcu(gw_node, &bat_priv->gw.list, list) {
> if (gw_node->orig_node != orig_node)
> continue;
>
> @@ -403,7 +401,7 @@ void batadv_gw_node_delete(struct batadv_priv *bat_priv,
> void batadv_gw_node_purge(struct batadv_priv *bat_priv)
> {
> struct batadv_gw_node *gw_node, *curr_gw;
> - struct hlist_node *node, *node_tmp;
> + struct hlist_node *node_tmp;
> unsigned long timeout = msecs_to_jiffies(2 * BATADV_PURGE_TIMEOUT);
> int do_deselect = 0;
>
> @@ -411,7 +409,7 @@ void batadv_gw_node_purge(struct batadv_priv *bat_priv)
>
> spin_lock_bh(&bat_priv->gw.list_lock);
>
> - hlist_for_each_entry_safe(gw_node, node, node_tmp,
> + hlist_for_each_entry_safe(gw_node, node_tmp,
> &bat_priv->gw.list, list) {
> if (((!gw_node->deleted) ||
> (time_before(jiffies, gw_node->deleted + timeout))) &&
> @@ -476,7 +474,6 @@ int batadv_gw_client_seq_print_text(struct seq_file *seq, void *offset)
> struct batadv_priv *bat_priv = netdev_priv(net_dev);
> struct batadv_hard_iface *primary_if;
> struct batadv_gw_node *gw_node;
> - struct hlist_node *node;
> int gw_count = 0;
>
> primary_if = batadv_seq_print_text_primary_if_get(seq);
> @@ -490,7 +487,7 @@ int batadv_gw_client_seq_print_text(struct seq_file *seq, void *offset)
> primary_if->net_dev->dev_addr, net_dev->name);
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(gw_node, node, &bat_priv->gw.list, list) {
> + hlist_for_each_entry_rcu(gw_node, &bat_priv->gw.list, list) {
> if (gw_node->deleted)
> continue;
>
> diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c
> index f65a222..4801d8c 100644
> --- a/net/batman-adv/main.c
> +++ b/net/batman-adv/main.c
> @@ -345,9 +345,8 @@ void batadv_recv_handler_unregister(uint8_t packet_type)
> static struct batadv_algo_ops *batadv_algo_get(char *name)
> {
> struct batadv_algo_ops *bat_algo_ops = NULL, *bat_algo_ops_tmp;
> - struct hlist_node *node;
>
> - hlist_for_each_entry(bat_algo_ops_tmp, node, &batadv_algo_list, list) {
> + hlist_for_each_entry(bat_algo_ops_tmp, &batadv_algo_list, list) {
> if (strcmp(bat_algo_ops_tmp->name, name) != 0)
> continue;
>
> @@ -411,11 +410,10 @@ out:
> int batadv_algo_seq_print_text(struct seq_file *seq, void *offset)
> {
> struct batadv_algo_ops *bat_algo_ops;
> - struct hlist_node *node;
>
> seq_printf(seq, "Available routing algorithms:\n");
>
> - hlist_for_each_entry(bat_algo_ops, node, &batadv_algo_list, list) {
> + hlist_for_each_entry(bat_algo_ops, &batadv_algo_list, list) {
> seq_printf(seq, "%s\n", bat_algo_ops->name);
> }
>
> diff --git a/net/batman-adv/originator.c b/net/batman-adv/originator.c
> index 8c32cf1..680ad0d 100644
> --- a/net/batman-adv/originator.c
> +++ b/net/batman-adv/originator.c
> @@ -115,7 +115,7 @@ out:
>
> static void batadv_orig_node_free_rcu(struct rcu_head *rcu)
> {
> - struct hlist_node *node, *node_tmp;
> + struct hlist_node *node_tmp;
> struct batadv_neigh_node *neigh_node, *tmp_neigh_node;
> struct batadv_orig_node *orig_node;
>
> @@ -131,7 +131,7 @@ static void batadv_orig_node_free_rcu(struct rcu_head *rcu)
> }
>
> /* for all neighbors towards this originator ... */
> - hlist_for_each_entry_safe(neigh_node, node, node_tmp,
> + hlist_for_each_entry_safe(neigh_node, node_tmp,
> &orig_node->neigh_list, list) {
> hlist_del_rcu(&neigh_node->list);
> batadv_neigh_node_free_ref(neigh_node);
> @@ -158,7 +158,7 @@ void batadv_orig_node_free_ref(struct batadv_orig_node *orig_node)
> void batadv_originator_free(struct batadv_priv *bat_priv)
> {
> struct batadv_hashtable *hash = bat_priv->orig_hash;
> - struct hlist_node *node, *node_tmp;
> + struct hlist_node *node_tmp;
> struct hlist_head *head;
> spinlock_t *list_lock; /* spinlock to protect write access */
> struct batadv_orig_node *orig_node;
> @@ -176,10 +176,10 @@ void batadv_originator_free(struct batadv_priv *bat_priv)
> list_lock = &hash->list_locks[i];
>
> spin_lock_bh(list_lock);
> - hlist_for_each_entry_safe(orig_node, node, node_tmp,
> + hlist_for_each_entry_safe(orig_node, node_tmp,
> head, hash_entry) {
>
> - hlist_del_rcu(node);
> + hlist_del_rcu(&orig_node->hash_entry);
> batadv_orig_node_free_ref(orig_node);
> }
> spin_unlock_bh(list_lock);
> @@ -272,7 +272,7 @@ batadv_purge_orig_neighbors(struct batadv_priv *bat_priv,
> struct batadv_orig_node *orig_node,
> struct batadv_neigh_node **best_neigh_node)
> {
> - struct hlist_node *node, *node_tmp;
> + struct hlist_node *node_tmp;
> struct batadv_neigh_node *neigh_node;
> bool neigh_purged = false;
> unsigned long last_seen;
> @@ -283,7 +283,7 @@ batadv_purge_orig_neighbors(struct batadv_priv *bat_priv,
> spin_lock_bh(&orig_node->neigh_list_lock);
>
> /* for all neighbors towards this originator ... */
> - hlist_for_each_entry_safe(neigh_node, node, node_tmp,
> + hlist_for_each_entry_safe(neigh_node, node_tmp,
> &orig_node->neigh_list, list) {
>
> last_seen = neigh_node->last_seen;
> @@ -348,7 +348,7 @@ static bool batadv_purge_orig_node(struct batadv_priv *bat_priv,
> static void _batadv_purge_orig(struct batadv_priv *bat_priv)
> {
> struct batadv_hashtable *hash = bat_priv->orig_hash;
> - struct hlist_node *node, *node_tmp;
> + struct hlist_node *node_tmp;
> struct hlist_head *head;
> spinlock_t *list_lock; /* spinlock to protect write access */
> struct batadv_orig_node *orig_node;
> @@ -363,13 +363,13 @@ static void _batadv_purge_orig(struct batadv_priv *bat_priv)
> list_lock = &hash->list_locks[i];
>
> spin_lock_bh(list_lock);
> - hlist_for_each_entry_safe(orig_node, node, node_tmp,
> + hlist_for_each_entry_safe(orig_node, node_tmp,
> head, hash_entry) {
> if (batadv_purge_orig_node(bat_priv, orig_node)) {
> if (orig_node->gw_flags)
> batadv_gw_node_delete(bat_priv,
> orig_node);
> - hlist_del_rcu(node);
> + hlist_del_rcu(&orig_node->hash_entry);
> batadv_orig_node_free_ref(orig_node);
> continue;
> }
> @@ -406,7 +406,7 @@ int batadv_orig_seq_print_text(struct seq_file *seq, void *offset)
> struct net_device *net_dev = (struct net_device *)seq->private;
> struct batadv_priv *bat_priv = netdev_priv(net_dev);
> struct batadv_hashtable *hash = bat_priv->orig_hash;
> - struct hlist_node *node, *node_tmp;
> + struct hlist_node *node_tmp;
> struct hlist_head *head;
> struct batadv_hard_iface *primary_if;
> struct batadv_orig_node *orig_node;
> @@ -432,7 +432,7 @@ int batadv_orig_seq_print_text(struct seq_file *seq, void *offset)
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(orig_node, head, hash_entry) {
> neigh_node = batadv_orig_node_get_router(orig_node);
> if (!neigh_node)
> continue;
> @@ -451,7 +451,7 @@ int batadv_orig_seq_print_text(struct seq_file *seq, void *offset)
> neigh_node->addr,
> neigh_node->if_incoming->net_dev->name);
>
> - hlist_for_each_entry_rcu(neigh_node_tmp, node_tmp,
> + hlist_for_each_entry_rcu(neigh_node_tmp,
> &orig_node->neigh_list, list) {
> seq_printf(seq, " %pM (%3i)",
> neigh_node_tmp->addr,
> @@ -509,7 +509,6 @@ int batadv_orig_hash_add_if(struct batadv_hard_iface *hard_iface,
> {
> struct batadv_priv *bat_priv = netdev_priv(hard_iface->soft_iface);
> struct batadv_hashtable *hash = bat_priv->orig_hash;
> - struct hlist_node *node;
> struct hlist_head *head;
> struct batadv_orig_node *orig_node;
> uint32_t i;
> @@ -522,7 +521,7 @@ int batadv_orig_hash_add_if(struct batadv_hard_iface *hard_iface,
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(orig_node, head, hash_entry) {
> spin_lock_bh(&orig_node->ogm_cnt_lock);
> ret = batadv_orig_node_add_if(orig_node, max_if_num);
> spin_unlock_bh(&orig_node->ogm_cnt_lock);
> @@ -593,7 +592,6 @@ int batadv_orig_hash_del_if(struct batadv_hard_iface *hard_iface,
> {
> struct batadv_priv *bat_priv = netdev_priv(hard_iface->soft_iface);
> struct batadv_hashtable *hash = bat_priv->orig_hash;
> - struct hlist_node *node;
> struct hlist_head *head;
> struct batadv_hard_iface *hard_iface_tmp;
> struct batadv_orig_node *orig_node;
> @@ -607,7 +605,7 @@ int batadv_orig_hash_del_if(struct batadv_hard_iface *hard_iface,
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(orig_node, head, hash_entry) {
> spin_lock_bh(&orig_node->ogm_cnt_lock);
> ret = batadv_orig_node_del_if(orig_node, max_if_num,
> hard_iface->if_num);
> diff --git a/net/batman-adv/originator.h b/net/batman-adv/originator.h
> index 9778e65..0506ff7 100644
> --- a/net/batman-adv/originator.h
> +++ b/net/batman-adv/originator.h
> @@ -68,7 +68,6 @@ batadv_orig_hash_find(struct batadv_priv *bat_priv, const void *data)
> {
> struct batadv_hashtable *hash = bat_priv->orig_hash;
> struct hlist_head *head;
> - struct hlist_node *node;
> struct batadv_orig_node *orig_node, *orig_node_tmp = NULL;
> int index;
>
> @@ -79,7 +78,7 @@ batadv_orig_hash_find(struct batadv_priv *bat_priv, const void *data)
> head = &hash->table[index];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(orig_node, head, hash_entry) {
> if (!batadv_compare_eth(orig_node, data))
> continue;
>
> diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c
> index 1aa1722..f78c8ad 100644
> --- a/net/batman-adv/routing.c
> +++ b/net/batman-adv/routing.c
> @@ -37,7 +37,6 @@ void batadv_slide_own_bcast_window(struct batadv_hard_iface *hard_iface)
> {
> struct batadv_priv *bat_priv = netdev_priv(hard_iface->soft_iface);
> struct batadv_hashtable *hash = bat_priv->orig_hash;
> - struct hlist_node *node;
> struct hlist_head *head;
> struct batadv_orig_node *orig_node;
> unsigned long *word;
> @@ -49,7 +48,7 @@ void batadv_slide_own_bcast_window(struct batadv_hard_iface *hard_iface)
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(orig_node, head, hash_entry) {
> spin_lock_bh(&orig_node->ogm_cnt_lock);
> word_index = hard_iface->if_num * BATADV_NUM_WORDS;
> word = &(orig_node->bcast_own[word_index]);
> @@ -147,7 +146,6 @@ out:
> void batadv_bonding_candidate_add(struct batadv_orig_node *orig_node,
> struct batadv_neigh_node *neigh_node)
> {
> - struct hlist_node *node;
> struct batadv_neigh_node *tmp_neigh_node, *router = NULL;
> uint8_t interference_candidate = 0;
>
> @@ -170,7 +168,7 @@ void batadv_bonding_candidate_add(struct batadv_orig_node *orig_node,
> * interface. If we do, we won't select this candidate because of
> * possible interference.
> */
> - hlist_for_each_entry_rcu(tmp_neigh_node, node,
> + hlist_for_each_entry_rcu(tmp_neigh_node,
> &orig_node->neigh_list, list) {
>
> if (tmp_neigh_node == neigh_node)
> diff --git a/net/batman-adv/send.c b/net/batman-adv/send.c
> index 4425af9..7c47bd0 100644
> --- a/net/batman-adv/send.c
> +++ b/net/batman-adv/send.c
> @@ -315,7 +315,7 @@ batadv_purge_outstanding_packets(struct batadv_priv *bat_priv,
> const struct batadv_hard_iface *hard_iface)
> {
> struct batadv_forw_packet *forw_packet;
> - struct hlist_node *tmp_node, *safe_tmp_node;
> + struct hlist_node *safe_tmp_node;
> bool pending;
>
> if (hard_iface)
> @@ -328,7 +328,7 @@ batadv_purge_outstanding_packets(struct batadv_priv *bat_priv,
>
> /* free bcast list */
> spin_lock_bh(&bat_priv->forw_bcast_list_lock);
> - hlist_for_each_entry_safe(forw_packet, tmp_node, safe_tmp_node,
> + hlist_for_each_entry_safe(forw_packet, safe_tmp_node,
> &bat_priv->forw_bcast_list, list) {
>
> /* if purge_outstanding_packets() was called with an argument
> @@ -355,7 +355,7 @@ batadv_purge_outstanding_packets(struct batadv_priv *bat_priv,
>
> /* free batman packet list */
> spin_lock_bh(&bat_priv->forw_bat_list_lock);
> - hlist_for_each_entry_safe(forw_packet, tmp_node, safe_tmp_node,
> + hlist_for_each_entry_safe(forw_packet, safe_tmp_node,
> &bat_priv->forw_bat_list, list) {
>
> /* if purge_outstanding_packets() was called with an argument
> diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c
> index 22457a7..9d61ec4 100644
> --- a/net/batman-adv/translation-table.c
> +++ b/net/batman-adv/translation-table.c
> @@ -59,7 +59,6 @@ static struct batadv_tt_common_entry *
> batadv_tt_hash_find(struct batadv_hashtable *hash, const void *data)
> {
> struct hlist_head *head;
> - struct hlist_node *node;
> struct batadv_tt_common_entry *tt_common_entry;
> struct batadv_tt_common_entry *tt_common_entry_tmp = NULL;
> uint32_t index;
> @@ -71,7 +70,7 @@ batadv_tt_hash_find(struct batadv_hashtable *hash, const void *data)
> head = &hash->table[index];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(tt_common_entry, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(tt_common_entry, head, hash_entry) {
> if (!batadv_compare_eth(tt_common_entry, data))
> continue;
>
> @@ -259,7 +258,6 @@ void batadv_tt_local_add(struct net_device *soft_iface, const uint8_t *addr,
> struct batadv_tt_local_entry *tt_local;
> struct batadv_tt_global_entry *tt_global;
> struct hlist_head *head;
> - struct hlist_node *node;
> struct batadv_tt_orig_list_entry *orig_entry;
> int hash_added;
> bool roamed_back = false;
> @@ -343,7 +341,7 @@ check_roaming:
> /* These node are probably going to update their tt table */
> head = &tt_global->orig_list;
> rcu_read_lock();
> - hlist_for_each_entry_rcu(orig_entry, node, head, list) {
> + hlist_for_each_entry_rcu(orig_entry, head, list) {
> batadv_send_roam_adv(bat_priv, tt_global->common.addr,
> orig_entry->orig_node);
> }
> @@ -473,7 +471,6 @@ int batadv_tt_local_seq_print_text(struct seq_file *seq, void *offset)
> struct batadv_hashtable *hash = bat_priv->tt.local_hash;
> struct batadv_tt_common_entry *tt_common_entry;
> struct batadv_hard_iface *primary_if;
> - struct hlist_node *node;
> struct hlist_head *head;
> uint32_t i;
>
> @@ -489,7 +486,7 @@ int batadv_tt_local_seq_print_text(struct seq_file *seq, void *offset)
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(tt_common_entry, node,
> + hlist_for_each_entry_rcu(tt_common_entry,
> head, hash_entry) {
> seq_printf(seq, " * %pM [%c%c%c%c%c]\n",
> tt_common_entry->addr,
> @@ -589,9 +586,9 @@ static void batadv_tt_local_purge_list(struct batadv_priv *bat_priv,
> {
> struct batadv_tt_local_entry *tt_local_entry;
> struct batadv_tt_common_entry *tt_common_entry;
> - struct hlist_node *node, *node_tmp;
> + struct hlist_node *node_tmp;
>
> - hlist_for_each_entry_safe(tt_common_entry, node, node_tmp, head,
> + hlist_for_each_entry_safe(tt_common_entry, node_tmp, head,
> hash_entry) {
> tt_local_entry = container_of(tt_common_entry,
> struct batadv_tt_local_entry,
> @@ -636,7 +633,7 @@ static void batadv_tt_local_table_free(struct batadv_priv *bat_priv)
> spinlock_t *list_lock; /* protects write access to the hash lists */
> struct batadv_tt_common_entry *tt_common_entry;
> struct batadv_tt_local_entry *tt_local;
> - struct hlist_node *node, *node_tmp;
> + struct hlist_node *node_tmp;
> struct hlist_head *head;
> uint32_t i;
>
> @@ -650,9 +647,9 @@ static void batadv_tt_local_table_free(struct batadv_priv *bat_priv)
> list_lock = &hash->list_locks[i];
>
> spin_lock_bh(list_lock);
> - hlist_for_each_entry_safe(tt_common_entry, node, node_tmp,
> + hlist_for_each_entry_safe(tt_common_entry, node_tmp,
> head, hash_entry) {
> - hlist_del_rcu(node);
> + hlist_del_rcu(&tt_common_entry->hash_entry);
> tt_local = container_of(tt_common_entry,
> struct batadv_tt_local_entry,
> common);
> @@ -706,11 +703,10 @@ batadv_tt_global_orig_entry_find(const struct batadv_tt_global_entry *entry,
> {
> struct batadv_tt_orig_list_entry *tmp_orig_entry, *orig_entry = NULL;
> const struct hlist_head *head;
> - struct hlist_node *node;
>
> rcu_read_lock();
> head = &entry->orig_list;
> - hlist_for_each_entry_rcu(tmp_orig_entry, node, head, list) {
> + hlist_for_each_entry_rcu(tmp_orig_entry, head, list) {
> if (tmp_orig_entry->orig_node != orig_node)
> continue;
> if (!atomic_inc_not_zero(&tmp_orig_entry->refcount))
> @@ -922,12 +918,11 @@ batadv_transtable_best_orig(struct batadv_tt_global_entry *tt_global_entry)
> {
> struct batadv_neigh_node *router = NULL;
> struct hlist_head *head;
> - struct hlist_node *node;
> struct batadv_tt_orig_list_entry *orig_entry, *best_entry = NULL;
> int best_tq = 0;
>
> head = &tt_global_entry->orig_list;
> - hlist_for_each_entry_rcu(orig_entry, node, head, list) {
> + hlist_for_each_entry_rcu(orig_entry, head, list) {
> router = batadv_orig_node_get_router(orig_entry->orig_node);
> if (!router)
> continue;
> @@ -955,7 +950,6 @@ batadv_tt_global_print_entry(struct batadv_tt_global_entry *tt_global_entry,
> struct seq_file *seq)
> {
> struct hlist_head *head;
> - struct hlist_node *node;
> struct batadv_tt_orig_list_entry *orig_entry, *best_entry;
> struct batadv_tt_common_entry *tt_common_entry;
> uint16_t flags;
> @@ -978,7 +972,7 @@ batadv_tt_global_print_entry(struct batadv_tt_global_entry *tt_global_entry,
>
> head = &tt_global_entry->orig_list;
>
> - hlist_for_each_entry_rcu(orig_entry, node, head, list) {
> + hlist_for_each_entry_rcu(orig_entry, head, list) {
> if (best_entry == orig_entry)
> continue;
>
> @@ -1001,7 +995,6 @@ int batadv_tt_global_seq_print_text(struct seq_file *seq, void *offset)
> struct batadv_tt_common_entry *tt_common_entry;
> struct batadv_tt_global_entry *tt_global;
> struct batadv_hard_iface *primary_if;
> - struct hlist_node *node;
> struct hlist_head *head;
> uint32_t i;
>
> @@ -1019,7 +1012,7 @@ int batadv_tt_global_seq_print_text(struct seq_file *seq, void *offset)
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(tt_common_entry, node,
> + hlist_for_each_entry_rcu(tt_common_entry,
> head, hash_entry) {
> tt_global = container_of(tt_common_entry,
> struct batadv_tt_global_entry,
> @@ -1039,13 +1032,13 @@ static void
> batadv_tt_global_del_orig_list(struct batadv_tt_global_entry *tt_global_entry)
> {
> struct hlist_head *head;
> - struct hlist_node *node, *safe;
> + struct hlist_node *safe;
> struct batadv_tt_orig_list_entry *orig_entry;
>
> spin_lock_bh(&tt_global_entry->list_lock);
> head = &tt_global_entry->orig_list;
> - hlist_for_each_entry_safe(orig_entry, node, safe, head, list) {
> - hlist_del_rcu(node);
> + hlist_for_each_entry_safe(orig_entry, safe, head, list) {
> + hlist_del_rcu(&orig_entry->list);
> batadv_tt_orig_list_entry_free_ref(orig_entry);
> }
> spin_unlock_bh(&tt_global_entry->list_lock);
> @@ -1059,18 +1052,18 @@ batadv_tt_global_del_orig_entry(struct batadv_priv *bat_priv,
> const char *message)
> {
> struct hlist_head *head;
> - struct hlist_node *node, *safe;
> + struct hlist_node *safe;
> struct batadv_tt_orig_list_entry *orig_entry;
>
> spin_lock_bh(&tt_global_entry->list_lock);
> head = &tt_global_entry->orig_list;
> - hlist_for_each_entry_safe(orig_entry, node, safe, head, list) {
> + hlist_for_each_entry_safe(orig_entry, safe, head, list) {
> if (orig_entry->orig_node == orig_node) {
> batadv_dbg(BATADV_DBG_TT, bat_priv,
> "Deleting %pM from global tt entry %pM: %s\n",
> orig_node->orig,
> tt_global_entry->common.addr, message);
> - hlist_del_rcu(node);
> + hlist_del_rcu(&orig_entry->list);
> batadv_tt_orig_list_entry_free_ref(orig_entry);
> }
> }
> @@ -1089,7 +1082,6 @@ batadv_tt_global_del_roaming(struct batadv_priv *bat_priv,
> {
> bool last_entry = true;
> struct hlist_head *head;
> - struct hlist_node *node;
> struct batadv_tt_orig_list_entry *orig_entry;
>
> /* no local entry exists, case 1:
> @@ -1098,7 +1090,7 @@ batadv_tt_global_del_roaming(struct batadv_priv *bat_priv,
>
> rcu_read_lock();
> head = &tt_global_entry->orig_list;
> - hlist_for_each_entry_rcu(orig_entry, node, head, list) {
> + hlist_for_each_entry_rcu(orig_entry, head, list) {
> if (orig_entry->orig_node != orig_node) {
> last_entry = false;
> break;
> @@ -1183,7 +1175,7 @@ void batadv_tt_global_del_orig(struct batadv_priv *bat_priv,
> struct batadv_tt_common_entry *tt_common_entry;
> uint32_t i;
> struct batadv_hashtable *hash = bat_priv->tt.global_hash;
> - struct hlist_node *node, *safe;
> + struct hlist_node *safe;
> struct hlist_head *head;
> spinlock_t *list_lock; /* protects write access to the hash lists */
>
> @@ -1195,7 +1187,7 @@ void batadv_tt_global_del_orig(struct batadv_priv *bat_priv,
> list_lock = &hash->list_locks[i];
>
> spin_lock_bh(list_lock);
> - hlist_for_each_entry_safe(tt_common_entry, node, safe,
> + hlist_for_each_entry_safe(tt_common_entry, safe,
> head, hash_entry) {
> tt_global = container_of(tt_common_entry,
> struct batadv_tt_global_entry,
> @@ -1208,7 +1200,7 @@ void batadv_tt_global_del_orig(struct batadv_priv *bat_priv,
> batadv_dbg(BATADV_DBG_TT, bat_priv,
> "Deleting global tt entry %pM: %s\n",
> tt_global->common.addr, message);
> - hlist_del_rcu(node);
> + hlist_del_rcu(&tt_common_entry->hash_entry);
> batadv_tt_global_entry_free_ref(tt_global);
> }
> }
> @@ -1243,7 +1235,7 @@ static void batadv_tt_global_purge(struct batadv_priv *bat_priv)
> {
> struct batadv_hashtable *hash = bat_priv->tt.global_hash;
> struct hlist_head *head;
> - struct hlist_node *node, *node_tmp;
> + struct hlist_node *node_tmp;
> spinlock_t *list_lock; /* protects write access to the hash lists */
> uint32_t i;
> char *msg = NULL;
> @@ -1255,7 +1247,7 @@ static void batadv_tt_global_purge(struct batadv_priv *bat_priv)
> list_lock = &hash->list_locks[i];
>
> spin_lock_bh(list_lock);
> - hlist_for_each_entry_safe(tt_common, node, node_tmp, head,
> + hlist_for_each_entry_safe(tt_common, node_tmp, head,
> hash_entry) {
> tt_global = container_of(tt_common,
> struct batadv_tt_global_entry,
> @@ -1268,7 +1260,7 @@ static void batadv_tt_global_purge(struct batadv_priv *bat_priv)
> "Deleting global tt entry (%pM): %s\n",
> tt_global->common.addr, msg);
>
> - hlist_del_rcu(node);
> + hlist_del_rcu(&tt_common->hash_entry);
>
> batadv_tt_global_entry_free_ref(tt_global);
> }
> @@ -1282,7 +1274,7 @@ static void batadv_tt_global_table_free(struct batadv_priv *bat_priv)
> spinlock_t *list_lock; /* protects write access to the hash lists */
> struct batadv_tt_common_entry *tt_common_entry;
> struct batadv_tt_global_entry *tt_global;
> - struct hlist_node *node, *node_tmp;
> + struct hlist_node *node_tmp;
> struct hlist_head *head;
> uint32_t i;
>
> @@ -1296,9 +1288,9 @@ static void batadv_tt_global_table_free(struct batadv_priv *bat_priv)
> list_lock = &hash->list_locks[i];
>
> spin_lock_bh(list_lock);
> - hlist_for_each_entry_safe(tt_common_entry, node, node_tmp,
> + hlist_for_each_entry_safe(tt_common_entry, node_tmp,
> head, hash_entry) {
> - hlist_del_rcu(node);
> + hlist_del_rcu(&tt_common_entry->hash_entry);
> tt_global = container_of(tt_common_entry,
> struct batadv_tt_global_entry,
> common);
> @@ -1378,7 +1370,6 @@ static uint16_t batadv_tt_global_crc(struct batadv_priv *bat_priv,
> struct batadv_hashtable *hash = bat_priv->tt.global_hash;
> struct batadv_tt_common_entry *tt_common;
> struct batadv_tt_global_entry *tt_global;
> - struct hlist_node *node;
> struct hlist_head *head;
> uint32_t i;
> int j;
> @@ -1387,7 +1378,7 @@ static uint16_t batadv_tt_global_crc(struct batadv_priv *bat_priv,
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(tt_common, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(tt_common, head, hash_entry) {
> tt_global = container_of(tt_common,
> struct batadv_tt_global_entry,
> common);
> @@ -1430,7 +1421,6 @@ static uint16_t batadv_tt_local_crc(struct batadv_priv *bat_priv)
> uint16_t total = 0, total_one;
> struct batadv_hashtable *hash = bat_priv->tt.local_hash;
> struct batadv_tt_common_entry *tt_common;
> - struct hlist_node *node;
> struct hlist_head *head;
> uint32_t i;
> int j;
> @@ -1439,7 +1429,7 @@ static uint16_t batadv_tt_local_crc(struct batadv_priv *bat_priv)
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(tt_common, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(tt_common, head, hash_entry) {
> /* not yet committed clients have not to be taken into
> * account while computing the CRC
> */
> @@ -1578,7 +1568,6 @@ batadv_tt_response_fill_table(uint16_t tt_len, uint8_t ttvn,
> struct batadv_tt_common_entry *tt_common_entry;
> struct batadv_tt_query_packet *tt_response;
> struct batadv_tt_change *tt_change;
> - struct hlist_node *node;
> struct hlist_head *head;
> struct sk_buff *skb = NULL;
> uint16_t tt_tot, tt_count;
> @@ -1608,7 +1597,7 @@ batadv_tt_response_fill_table(uint16_t tt_len, uint8_t ttvn,
> for (i = 0; i < hash->size; i++) {
> head = &hash->table[i];
>
> - hlist_for_each_entry_rcu(tt_common_entry, node,
> + hlist_for_each_entry_rcu(tt_common_entry,
> head, hash_entry) {
> if (tt_count == tt_tot)
> break;
> @@ -2286,7 +2275,6 @@ static uint16_t batadv_tt_set_flags(struct batadv_hashtable *hash,
> uint32_t i;
> uint16_t changed_num = 0;
> struct hlist_head *head;
> - struct hlist_node *node;
> struct batadv_tt_common_entry *tt_common_entry;
>
> if (!hash)
> @@ -2296,7 +2284,7 @@ static uint16_t batadv_tt_set_flags(struct batadv_hashtable *hash,
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(tt_common_entry, node,
> + hlist_for_each_entry_rcu(tt_common_entry,
> head, hash_entry) {
> if (enable) {
> if ((tt_common_entry->flags & flags) == flags)
> @@ -2321,7 +2309,7 @@ static void batadv_tt_local_purge_pending_clients(struct batadv_priv *bat_priv)
> struct batadv_hashtable *hash = bat_priv->tt.local_hash;
> struct batadv_tt_common_entry *tt_common;
> struct batadv_tt_local_entry *tt_local;
> - struct hlist_node *node, *node_tmp;
> + struct hlist_node *node_tmp;
> struct hlist_head *head;
> spinlock_t *list_lock; /* protects write access to the hash lists */
> uint32_t i;
> @@ -2334,7 +2322,7 @@ static void batadv_tt_local_purge_pending_clients(struct batadv_priv *bat_priv)
> list_lock = &hash->list_locks[i];
>
> spin_lock_bh(list_lock);
> - hlist_for_each_entry_safe(tt_common, node, node_tmp, head,
> + hlist_for_each_entry_safe(tt_common, node_tmp, head,
> hash_entry) {
> if (!(tt_common->flags & BATADV_TT_CLIENT_PENDING))
> continue;
> @@ -2344,7 +2332,7 @@ static void batadv_tt_local_purge_pending_clients(struct batadv_priv *bat_priv)
> tt_common->addr);
>
> atomic_dec(&bat_priv->tt.local_entry_num);
> - hlist_del_rcu(node);
> + hlist_del_rcu(&tt_common->hash_entry);
> tt_local = container_of(tt_common,
> struct batadv_tt_local_entry,
> common);
> diff --git a/net/batman-adv/vis.c b/net/batman-adv/vis.c
> index 0f65a9d..86aebac 100644
> --- a/net/batman-adv/vis.c
> +++ b/net/batman-adv/vis.c
> @@ -96,7 +96,6 @@ batadv_vis_hash_find(struct batadv_priv *bat_priv, const void *data)
> {
> struct batadv_hashtable *hash = bat_priv->vis.hash;
> struct hlist_head *head;
> - struct hlist_node *node;
> struct batadv_vis_info *vis_info, *vis_info_tmp = NULL;
> uint32_t index;
>
> @@ -107,8 +106,8 @@ batadv_vis_hash_find(struct batadv_priv *bat_priv, const void *data)
> head = &hash->table[index];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(vis_info, node, head, hash_entry) {
> - if (!batadv_vis_info_cmp(node, data))
> + hlist_for_each_entry_rcu(vis_info, head, hash_entry) {
> + if (!batadv_vis_info_cmp(&vis_info->hash_entry, data))
> continue;
>
> vis_info_tmp = vis_info;
> @@ -127,9 +126,8 @@ static void batadv_vis_data_insert_interface(const uint8_t *interface,
> bool primary)
> {
> struct batadv_if_list_entry *entry;
> - struct hlist_node *pos;
>
> - hlist_for_each_entry(entry, pos, if_list, list) {
> + hlist_for_each_entry(entry, if_list, list) {
> if (batadv_compare_eth(entry->addr, interface))
> return;
> }
> @@ -147,9 +145,8 @@ static void batadv_vis_data_read_prim_sec(struct seq_file *seq,
> const struct hlist_head *if_list)
> {
> struct batadv_if_list_entry *entry;
> - struct hlist_node *pos;
>
> - hlist_for_each_entry(entry, pos, if_list, list) {
> + hlist_for_each_entry(entry, if_list, list) {
> if (entry->primary)
> seq_printf(seq, "PRIMARY, ");
> else
> @@ -197,9 +194,8 @@ static void batadv_vis_data_read_entries(struct seq_file *seq,
> {
> int i;
> struct batadv_if_list_entry *entry;
> - struct hlist_node *pos;
>
> - hlist_for_each_entry(entry, pos, list, list) {
> + hlist_for_each_entry(entry, list, list) {
> seq_printf(seq, "%pM,", entry->addr);
>
> for (i = 0; i < packet->entries; i++)
> @@ -217,17 +213,16 @@ static void batadv_vis_data_read_entries(struct seq_file *seq,
> static void batadv_vis_seq_print_text_bucket(struct seq_file *seq,
> const struct hlist_head *head)
> {
> - struct hlist_node *node;
> struct batadv_vis_info *info;
> struct batadv_vis_packet *packet;
> uint8_t *entries_pos;
> struct batadv_vis_info_entry *entries;
> struct batadv_if_list_entry *entry;
> - struct hlist_node *pos, *n;
> + struct hlist_node *n;
>
> HLIST_HEAD(vis_if_list);
>
> - hlist_for_each_entry_rcu(info, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(info, head, hash_entry) {
> packet = (struct batadv_vis_packet *)info->skb_packet->data;
> entries_pos = (uint8_t *)packet + sizeof(*packet);
> entries = (struct batadv_vis_info_entry *)entries_pos;
> @@ -239,7 +234,7 @@ static void batadv_vis_seq_print_text_bucket(struct seq_file *seq,
> batadv_vis_data_read_entries(seq, &vis_if_list, packet,
> entries);
>
> - hlist_for_each_entry_safe(entry, pos, n, &vis_if_list, list) {
> + hlist_for_each_entry_safe(entry, n, &vis_if_list, list) {
> hlist_del(&entry->list);
> kfree(entry);
> }
> @@ -518,7 +513,6 @@ static int batadv_find_best_vis_server(struct batadv_priv *bat_priv,
> {
> struct batadv_hashtable *hash = bat_priv->orig_hash;
> struct batadv_neigh_node *router;
> - struct hlist_node *node;
> struct hlist_head *head;
> struct batadv_orig_node *orig_node;
> struct batadv_vis_packet *packet;
> @@ -531,7 +525,7 @@ static int batadv_find_best_vis_server(struct batadv_priv *bat_priv,
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(orig_node, head, hash_entry) {
> router = batadv_orig_node_get_router(orig_node);
> if (!router)
> continue;
> @@ -570,7 +564,6 @@ static bool batadv_vis_packet_full(const struct batadv_vis_info *info)
> static int batadv_generate_vis_packet(struct batadv_priv *bat_priv)
> {
> struct batadv_hashtable *hash = bat_priv->orig_hash;
> - struct hlist_node *node;
> struct hlist_head *head;
> struct batadv_orig_node *orig_node;
> struct batadv_neigh_node *router;
> @@ -604,7 +597,7 @@ static int batadv_generate_vis_packet(struct batadv_priv *bat_priv)
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(orig_node, head, hash_entry) {
> router = batadv_orig_node_get_router(orig_node);
> if (!router)
> continue;
> @@ -643,7 +636,7 @@ next:
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(tt_common_entry, node, head,
> + hlist_for_each_entry_rcu(tt_common_entry, head,
> hash_entry) {
> packet_pos = skb_put(info->skb_packet, sizeof(*entry));
> entry = (struct batadv_vis_info_entry *)packet_pos;
> @@ -672,14 +665,14 @@ static void batadv_purge_vis_packets(struct batadv_priv *bat_priv)
> {
> uint32_t i;
> struct batadv_hashtable *hash = bat_priv->vis.hash;
> - struct hlist_node *node, *node_tmp;
> + struct hlist_node *node_tmp;
> struct hlist_head *head;
> struct batadv_vis_info *info;
>
> for (i = 0; i < hash->size; i++) {
> head = &hash->table[i];
>
> - hlist_for_each_entry_safe(info, node, node_tmp,
> + hlist_for_each_entry_safe(info, node_tmp,
> head, hash_entry) {
> /* never purge own data. */
> if (info == bat_priv->vis.my_info)
> @@ -687,7 +680,7 @@ static void batadv_purge_vis_packets(struct batadv_priv *bat_priv)
>
> if (batadv_has_timed_out(info->first_seen,
> BATADV_VIS_TIMEOUT)) {
> - hlist_del(node);
> + hlist_del(&info->hash_entry);
> batadv_send_list_del(info);
> kref_put(&info->refcount, batadv_free_info);
> }
> @@ -699,7 +692,6 @@ static void batadv_broadcast_vis_packet(struct batadv_priv *bat_priv,
> struct batadv_vis_info *info)
> {
> struct batadv_hashtable *hash = bat_priv->orig_hash;
> - struct hlist_node *node;
> struct hlist_head *head;
> struct batadv_orig_node *orig_node;
> struct batadv_vis_packet *packet;
> @@ -714,7 +706,7 @@ static void batadv_broadcast_vis_packet(struct batadv_priv *bat_priv,
> head = &hash->table[i];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) {
> + hlist_for_each_entry_rcu(orig_node, head, hash_entry) {
> /* if it's a vis server and reachable, send it. */
> if (!(orig_node->flags & BATADV_VIS_SERVER))
> continue;
> diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c
> index 07f0739..6a93614 100644
> --- a/net/bluetooth/hci_sock.c
> +++ b/net/bluetooth/hci_sock.c
> @@ -70,14 +70,13 @@ static struct bt_sock_list hci_sk_list = {
> void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb)
> {
> struct sock *sk;
> - struct hlist_node *node;
> struct sk_buff *skb_copy = NULL;
>
> BT_DBG("hdev %p len %d", hdev, skb->len);
>
> read_lock(&hci_sk_list.lock);
>
> - sk_for_each(sk, node, &hci_sk_list.head) {
> + sk_for_each(sk, &hci_sk_list.head) {
> struct hci_filter *flt;
> struct sk_buff *nskb;
>
> @@ -142,13 +141,12 @@ void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb)
> void hci_send_to_control(struct sk_buff *skb, struct sock *skip_sk)
> {
> struct sock *sk;
> - struct hlist_node *node;
>
> BT_DBG("len %d", skb->len);
>
> read_lock(&hci_sk_list.lock);
>
> - sk_for_each(sk, node, &hci_sk_list.head) {
> + sk_for_each(sk, &hci_sk_list.head) {
> struct sk_buff *nskb;
>
> /* Skip the original socket */
> @@ -176,7 +174,6 @@ void hci_send_to_control(struct sk_buff *skb, struct sock *skip_sk)
> void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb)
> {
> struct sock *sk;
> - struct hlist_node *node;
> struct sk_buff *skb_copy = NULL;
> __le16 opcode;
>
> @@ -210,7 +207,7 @@ void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb)
>
> read_lock(&hci_sk_list.lock);
>
> - sk_for_each(sk, node, &hci_sk_list.head) {
> + sk_for_each(sk, &hci_sk_list.head) {
> struct sk_buff *nskb;
>
> if (sk->sk_state != BT_BOUND)
> @@ -251,13 +248,12 @@ void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb)
> static void send_monitor_event(struct sk_buff *skb)
> {
> struct sock *sk;
> - struct hlist_node *node;
>
> BT_DBG("len %d", skb->len);
>
> read_lock(&hci_sk_list.lock);
>
> - sk_for_each(sk, node, &hci_sk_list.head) {
> + sk_for_each(sk, &hci_sk_list.head) {
> struct sk_buff *nskb;
>
> if (sk->sk_state != BT_BOUND)
> @@ -393,11 +389,10 @@ void hci_sock_dev_event(struct hci_dev *hdev, int event)
>
> if (event == HCI_DEV_UNREG) {
> struct sock *sk;
> - struct hlist_node *node;
>
> /* Detach sockets from device */
> read_lock(&hci_sk_list.lock);
> - sk_for_each(sk, node, &hci_sk_list.head) {
> + sk_for_each(sk, &hci_sk_list.head) {
> bh_lock_sock_nested(sk);
> if (hci_pi(sk)->hdev == hdev) {
> hci_pi(sk)->hdev = NULL;
> diff --git a/net/bluetooth/rfcomm/sock.c b/net/bluetooth/rfcomm/sock.c
> index ce3f665..c23bae8 100644
> --- a/net/bluetooth/rfcomm/sock.c
> +++ b/net/bluetooth/rfcomm/sock.c
> @@ -107,15 +107,14 @@ static void rfcomm_sk_state_change(struct rfcomm_dlc *d, int err)
> static struct sock *__rfcomm_get_sock_by_addr(u8 channel, bdaddr_t *src)
> {
> struct sock *sk = NULL;
> - struct hlist_node *node;
>
> - sk_for_each(sk, node, &rfcomm_sk_list.head) {
> + sk_for_each(sk, &rfcomm_sk_list.head) {
> if (rfcomm_pi(sk)->channel == channel &&
> !bacmp(&bt_sk(sk)->src, src))
> break;
> }
>
> - return node ? sk : NULL;
> + return sk ? sk : NULL;
> }
>
> /* Find socket with channel and source bdaddr.
> @@ -124,11 +123,10 @@ static struct sock *__rfcomm_get_sock_by_addr(u8 channel, bdaddr_t *src)
> static struct sock *rfcomm_get_sock_by_channel(int state, u8 channel, bdaddr_t *src)
> {
> struct sock *sk = NULL, *sk1 = NULL;
> - struct hlist_node *node;
>
> read_lock(&rfcomm_sk_list.lock);
>
> - sk_for_each(sk, node, &rfcomm_sk_list.head) {
> + sk_for_each(sk, &rfcomm_sk_list.head) {
> if (state && sk->sk_state != state)
> continue;
>
> @@ -145,7 +143,7 @@ static struct sock *rfcomm_get_sock_by_channel(int state, u8 channel, bdaddr_t *
>
> read_unlock(&rfcomm_sk_list.lock);
>
> - return node ? sk : sk1;
> + return sk ? sk : sk1;
> }
>
> static void rfcomm_sock_destruct(struct sock *sk)
> @@ -970,11 +968,10 @@ done:
> static int rfcomm_sock_debugfs_show(struct seq_file *f, void *p)
> {
> struct sock *sk;
> - struct hlist_node *node;
>
> read_lock(&rfcomm_sk_list.lock);
>
> - sk_for_each(sk, node, &rfcomm_sk_list.head) {
> + sk_for_each(sk, &rfcomm_sk_list.head) {
> seq_printf(f, "%pMR %pMR %d %d\n",
> &bt_sk(sk)->src, &bt_sk(sk)->dst,
> sk->sk_state, rfcomm_pi(sk)->channel);
> diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
> index 531a93d..f1dd864 100644
> --- a/net/bluetooth/sco.c
> +++ b/net/bluetooth/sco.c
> @@ -259,10 +259,9 @@ drop:
> /* -------- Socket interface ---------- */
> static struct sock *__sco_get_sock_listen_by_addr(bdaddr_t *ba)
> {
> - struct hlist_node *node;
> struct sock *sk;
>
> - sk_for_each(sk, node, &sco_sk_list.head) {
> + sk_for_each(sk, &sco_sk_list.head) {
> if (sk->sk_state != BT_LISTEN)
> continue;
>
> @@ -279,11 +278,10 @@ static struct sock *__sco_get_sock_listen_by_addr(bdaddr_t *ba)
> static struct sock *sco_get_sock_listen(bdaddr_t *src)
> {
> struct sock *sk = NULL, *sk1 = NULL;
> - struct hlist_node *node;
>
> read_lock(&sco_sk_list.lock);
>
> - sk_for_each(sk, node, &sco_sk_list.head) {
> + sk_for_each(sk, &sco_sk_list.head) {
> if (sk->sk_state != BT_LISTEN)
> continue;
>
> @@ -298,7 +296,7 @@ static struct sock *sco_get_sock_listen(bdaddr_t *src)
>
> read_unlock(&sco_sk_list.lock);
>
> - return node ? sk : sk1;
> + return sk ? sk : sk1;
> }
>
> static void sco_sock_destruct(struct sock *sk)
> @@ -949,14 +947,13 @@ done:
> int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags)
> {
> struct sock *sk;
> - struct hlist_node *node;
> int lm = 0;
>
> BT_DBG("hdev %s, bdaddr %pMR", hdev->name, bdaddr);
>
> /* Find listening sockets */
> read_lock(&sco_sk_list.lock);
> - sk_for_each(sk, node, &sco_sk_list.head) {
> + sk_for_each(sk, &sco_sk_list.head) {
> if (sk->sk_state != BT_LISTEN)
> continue;
>
> @@ -1016,11 +1013,10 @@ drop:
> static int sco_debugfs_show(struct seq_file *f, void *p)
> {
> struct sock *sk;
> - struct hlist_node *node;
>
> read_lock(&sco_sk_list.lock);
>
> - sk_for_each(sk, node, &sco_sk_list.head) {
> + sk_for_each(sk, &sco_sk_list.head) {
> seq_printf(f, "%pMR %pMR %d\n", &bt_sk(sk)->src,
> &bt_sk(sk)->dst, sk->sk_state);
> }
> diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
> index d9576e6..4fb0461 100644
> --- a/net/bridge/br_fdb.c
> +++ b/net/bridge/br_fdb.c
> @@ -149,9 +149,9 @@ void br_fdb_cleanup(unsigned long _data)
> spin_lock(&br->hash_lock);
> for (i = 0; i < BR_HASH_SIZE; i++) {
> struct net_bridge_fdb_entry *f;
> - struct hlist_node *h, *n;
> + struct hlist_node *n;
>
> - hlist_for_each_entry_safe(f, h, n, &br->hash[i], hlist) {
> + hlist_for_each_entry_safe(f, n, &br->hash[i], hlist) {
> unsigned long this_timer;
> if (f->is_static)
> continue;
> @@ -175,8 +175,8 @@ void br_fdb_flush(struct net_bridge *br)
> spin_lock_bh(&br->hash_lock);
> for (i = 0; i < BR_HASH_SIZE; i++) {
> struct net_bridge_fdb_entry *f;
> - struct hlist_node *h, *n;
> - hlist_for_each_entry_safe(f, h, n, &br->hash[i], hlist) {
> + struct hlist_node *n;
> + hlist_for_each_entry_safe(f, n, &br->hash[i], hlist) {
> if (!f->is_static)
> fdb_delete(br, f);
> }
> @@ -233,10 +233,9 @@ void br_fdb_delete_by_port(struct net_bridge *br,
> struct net_bridge_fdb_entry *__br_fdb_get(struct net_bridge *br,
> const unsigned char *addr)
> {
> - struct hlist_node *h;
> struct net_bridge_fdb_entry *fdb;
>
> - hlist_for_each_entry_rcu(fdb, h, &br->hash[br_mac_hash(addr)], hlist) {
> + hlist_for_each_entry_rcu(fdb, &br->hash[br_mac_hash(addr)], hlist) {
> if (ether_addr_equal(fdb->addr.addr, addr)) {
> if (unlikely(has_expired(br, fdb)))
> break;
> @@ -280,14 +279,13 @@ int br_fdb_fillbuf(struct net_bridge *br, void *buf,
> {
> struct __fdb_entry *fe = buf;
> int i, num = 0;
> - struct hlist_node *h;
> struct net_bridge_fdb_entry *f;
>
> memset(buf, 0, maxnum*sizeof(struct __fdb_entry));
>
> rcu_read_lock();
> for (i = 0; i < BR_HASH_SIZE; i++) {
> - hlist_for_each_entry_rcu(f, h, &br->hash[i], hlist) {
> + hlist_for_each_entry_rcu(f, &br->hash[i], hlist) {
> if (num >= maxnum)
> goto out;
>
> @@ -327,10 +325,9 @@ int br_fdb_fillbuf(struct net_bridge *br, void *buf,
> static struct net_bridge_fdb_entry *fdb_find(struct hlist_head *head,
> const unsigned char *addr)
> {
> - struct hlist_node *h;
> struct net_bridge_fdb_entry *fdb;
>
> - hlist_for_each_entry(fdb, h, head, hlist) {
> + hlist_for_each_entry(fdb, head, hlist) {
> if (ether_addr_equal(fdb->addr.addr, addr))
> return fdb;
> }
> @@ -340,10 +337,9 @@ static struct net_bridge_fdb_entry *fdb_find(struct hlist_head *head,
> static struct net_bridge_fdb_entry *fdb_find_rcu(struct hlist_head *head,
> const unsigned char *addr)
> {
> - struct hlist_node *h;
> struct net_bridge_fdb_entry *fdb;
>
> - hlist_for_each_entry_rcu(fdb, h, head, hlist) {
> + hlist_for_each_entry_rcu(fdb, head, hlist) {
> if (ether_addr_equal(fdb->addr.addr, addr))
> return fdb;
> }
> @@ -547,10 +543,9 @@ int br_fdb_dump(struct sk_buff *skb,
> goto out;
>
> for (i = 0; i < BR_HASH_SIZE; i++) {
> - struct hlist_node *h;
> struct net_bridge_fdb_entry *f;
>
> - hlist_for_each_entry_rcu(f, h, &br->hash[i], hlist) {
> + hlist_for_each_entry_rcu(f, &br->hash[i], hlist) {
> if (idx < cb->args[0])
> goto skip;
>
> diff --git a/net/bridge/br_mdb.c b/net/bridge/br_mdb.c
> index acc9f4c..a5d3cbb 100644
> --- a/net/bridge/br_mdb.c
> +++ b/net/bridge/br_mdb.c
> @@ -18,7 +18,6 @@ static int br_rports_fill_info(struct sk_buff *skb, struct netlink_callback *cb,
> {
> struct net_bridge *br = netdev_priv(dev);
> struct net_bridge_port *p;
> - struct hlist_node *n;
> struct nlattr *nest;
>
> if (!br->multicast_router || hlist_empty(&br->router_list))
> @@ -28,7 +27,7 @@ static int br_rports_fill_info(struct sk_buff *skb, struct netlink_callback *cb,
> if (nest == NULL)
> return -EMSGSIZE;
>
> - hlist_for_each_entry_rcu(p, n, &br->router_list, rlist) {
> + hlist_for_each_entry_rcu(p, &br->router_list, rlist) {
> if (p && nla_put_u32(skb, MDBA_ROUTER_PORT, p->dev->ifindex))
> goto fail;
> }
> @@ -61,12 +60,11 @@ static int br_mdb_fill_info(struct sk_buff *skb, struct netlink_callback *cb,
> return -EMSGSIZE;
>
> for (i = 0; i < mdb->max; i++) {
> - struct hlist_node *h;
> struct net_bridge_mdb_entry *mp;
> struct net_bridge_port_group *p, **pp;
> struct net_bridge_port *port;
>
> - hlist_for_each_entry_rcu(mp, h, &mdb->mhash[i], hlist[mdb->ver]) {
> + hlist_for_each_entry_rcu(mp, &mdb->mhash[i], hlist[mdb->ver]) {
> if (idx < s_idx)
> goto skip;
>
> diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
> index 6d6f265..fda3101 100644
> --- a/net/bridge/br_multicast.c
> +++ b/net/bridge/br_multicast.c
> @@ -81,9 +81,8 @@ static struct net_bridge_mdb_entry *__br_mdb_ip_get(
> struct net_bridge_mdb_htable *mdb, struct br_ip *dst, int hash)
> {
> struct net_bridge_mdb_entry *mp;
> - struct hlist_node *p;
>
> - hlist_for_each_entry_rcu(mp, p, &mdb->mhash[hash], hlist[mdb->ver]) {
> + hlist_for_each_entry_rcu(mp, &mdb->mhash[hash], hlist[mdb->ver]) {
> if (br_ip_equal(&mp->addr, dst))
> return mp;
> }
> @@ -170,13 +169,12 @@ static int br_mdb_copy(struct net_bridge_mdb_htable *new,
> int elasticity)
> {
> struct net_bridge_mdb_entry *mp;
> - struct hlist_node *p;
> int maxlen;
> int len;
> int i;
>
> for (i = 0; i < old->max; i++)
> - hlist_for_each_entry(mp, p, &old->mhash[i], hlist[old->ver])
> + hlist_for_each_entry(mp, &old->mhash[i], hlist[old->ver])
> hlist_add_head(&mp->hlist[new->ver],
> &new->mhash[br_ip_hash(new, &mp->addr)]);
>
> @@ -186,7 +184,7 @@ static int br_mdb_copy(struct net_bridge_mdb_htable *new,
> maxlen = 0;
> for (i = 0; i < new->max; i++) {
> len = 0;
> - hlist_for_each_entry(mp, p, &new->mhash[i], hlist[new->ver])
> + hlist_for_each_entry(mp, &new->mhash[i], hlist[new->ver])
> len++;
> if (len > maxlen)
> maxlen = len;
> @@ -502,14 +500,13 @@ static struct net_bridge_mdb_entry *br_multicast_get_group(
> {
> struct net_bridge_mdb_htable *mdb;
> struct net_bridge_mdb_entry *mp;
> - struct hlist_node *p;
> unsigned int count = 0;
> unsigned int max;
> int elasticity;
> int err;
>
> mdb = rcu_dereference_protected(br->mdb, 1);
> - hlist_for_each_entry(mp, p, &mdb->mhash[hash], hlist[mdb->ver]) {
> + hlist_for_each_entry(mp, &mdb->mhash[hash], hlist[mdb->ver]) {
> count++;
> if (unlikely(br_ip_equal(group, &mp->addr)))
> return mp;
> @@ -870,10 +867,10 @@ void br_multicast_disable_port(struct net_bridge_port *port)
> {
> struct net_bridge *br = port->br;
> struct net_bridge_port_group *pg;
> - struct hlist_node *p, *n;
> + struct hlist_node *n;
>
> spin_lock(&br->multicast_lock);
> - hlist_for_each_entry_safe(pg, p, n, &port->mglist, mglist)
> + hlist_for_each_entry_safe(pg, n, &port->mglist, mglist)
> br_multicast_del_pg(br, pg);
>
> if (!hlist_unhashed(&port->rlist))
> @@ -1008,12 +1005,12 @@ static void br_multicast_add_router(struct net_bridge *br,
> struct net_bridge_port *port)
> {
> struct net_bridge_port *p;
> - struct hlist_node *n, *slot = NULL;
> + struct hlist_node *slot = NULL;
>
> - hlist_for_each_entry(p, n, &br->router_list, rlist) {
> + hlist_for_each_entry(p, &br->router_list, rlist) {
> if ((unsigned long) port >= (unsigned long) p)
> break;
> - slot = n;
> + slot = &p->rlist;
> }
>
> if (slot)
> @@ -1624,7 +1621,7 @@ void br_multicast_stop(struct net_bridge *br)
> {
> struct net_bridge_mdb_htable *mdb;
> struct net_bridge_mdb_entry *mp;
> - struct hlist_node *p, *n;
> + struct hlist_node *n;
> u32 ver;
> int i;
>
> @@ -1641,7 +1638,7 @@ void br_multicast_stop(struct net_bridge *br)
>
> ver = mdb->ver;
> for (i = 0; i < mdb->max; i++) {
> - hlist_for_each_entry_safe(mp, p, n, &mdb->mhash[i],
> + hlist_for_each_entry_safe(mp, n, &mdb->mhash[i],
> hlist[ver]) {
> del_timer(&mp->timer);
> call_rcu_bh(&mp->rcu, br_multicast_free_group);
> diff --git a/net/can/af_can.c b/net/can/af_can.c
> index ddac1ee..c48e522 100644
> --- a/net/can/af_can.c
> +++ b/net/can/af_can.c
> @@ -516,7 +516,6 @@ void can_rx_unregister(struct net_device *dev, canid_t can_id, canid_t mask,
> {
> struct receiver *r = NULL;
> struct hlist_head *rl;
> - struct hlist_node *next;
> struct dev_rcv_lists *d;
>
> if (dev && dev->type != ARPHRD_CAN)
> @@ -540,7 +539,7 @@ void can_rx_unregister(struct net_device *dev, canid_t can_id, canid_t mask,
> * been registered before.
> */
>
> - hlist_for_each_entry_rcu(r, next, rl, list) {
> + hlist_for_each_entry_rcu(r, rl, list) {
> if (r->can_id == can_id && r->mask == mask &&
> r->func == func && r->data == data)
> break;
> @@ -552,7 +551,7 @@ void can_rx_unregister(struct net_device *dev, canid_t can_id, canid_t mask,
> * will be NULL, while r will point to the last item of the list.
> */
>
> - if (!next) {
> + if (!r) {
> printk(KERN_ERR "BUG: receive list entry not found for "
> "dev %s, id %03X, mask %03X\n",
> DNAME(dev), can_id, mask);
> @@ -590,7 +589,6 @@ static inline void deliver(struct sk_buff *skb, struct receiver *r)
> static int can_rcv_filter(struct dev_rcv_lists *d, struct sk_buff *skb)
> {
> struct receiver *r;
> - struct hlist_node *n;
> int matches = 0;
> struct can_frame *cf = (struct can_frame *)skb->data;
> canid_t can_id = cf->can_id;
> @@ -600,7 +598,7 @@ static int can_rcv_filter(struct dev_rcv_lists *d, struct sk_buff *skb)
>
> if (can_id & CAN_ERR_FLAG) {
> /* check for error message frame entries only */
> - hlist_for_each_entry_rcu(r, n, &d->rx[RX_ERR], list) {
> + hlist_for_each_entry_rcu(r, &d->rx[RX_ERR], list) {
> if (can_id & r->mask) {
> deliver(skb, r);
> matches++;
> @@ -610,13 +608,13 @@ static int can_rcv_filter(struct dev_rcv_lists *d, struct sk_buff *skb)
> }
>
> /* check for unfiltered entries */
> - hlist_for_each_entry_rcu(r, n, &d->rx[RX_ALL], list) {
> + hlist_for_each_entry_rcu(r, &d->rx[RX_ALL], list) {
> deliver(skb, r);
> matches++;
> }
>
> /* check for can_id/mask entries */
> - hlist_for_each_entry_rcu(r, n, &d->rx[RX_FIL], list) {
> + hlist_for_each_entry_rcu(r, &d->rx[RX_FIL], list) {
> if ((can_id & r->mask) == r->can_id) {
> deliver(skb, r);
> matches++;
> @@ -624,7 +622,7 @@ static int can_rcv_filter(struct dev_rcv_lists *d, struct sk_buff *skb)
> }
>
> /* check for inverted can_id/mask entries */
> - hlist_for_each_entry_rcu(r, n, &d->rx[RX_INV], list) {
> + hlist_for_each_entry_rcu(r, &d->rx[RX_INV], list) {
> if ((can_id & r->mask) != r->can_id) {
> deliver(skb, r);
> matches++;
> @@ -636,7 +634,7 @@ static int can_rcv_filter(struct dev_rcv_lists *d, struct sk_buff *skb)
> return matches;
>
> if (can_id & CAN_EFF_FLAG) {
> - hlist_for_each_entry_rcu(r, n, &d->rx[RX_EFF], list) {
> + hlist_for_each_entry_rcu(r, &d->rx[RX_EFF], list) {
> if (r->can_id == can_id) {
> deliver(skb, r);
> matches++;
> @@ -644,7 +642,7 @@ static int can_rcv_filter(struct dev_rcv_lists *d, struct sk_buff *skb)
> }
> } else {
> can_id &= CAN_SFF_MASK;
> - hlist_for_each_entry_rcu(r, n, &d->rx_sff[can_id], list) {
> + hlist_for_each_entry_rcu(r, &d->rx_sff[can_id], list) {
> deliver(skb, r);
> matches++;
> }
> diff --git a/net/can/gw.c b/net/can/gw.c
> index 574dda78e..e169167 100644
> --- a/net/can/gw.c
> +++ b/net/can/gw.c
> @@ -427,11 +427,11 @@ static int cgw_notifier(struct notifier_block *nb,
> if (msg == NETDEV_UNREGISTER) {
>
> struct cgw_job *gwj = NULL;
> - struct hlist_node *n, *nx;
> + struct hlist_node *nx;
>
> ASSERT_RTNL();
>
> - hlist_for_each_entry_safe(gwj, n, nx, &cgw_list, list) {
> + hlist_for_each_entry_safe(gwj, nx, &cgw_list, list) {
>
> if (gwj->src.dev == dev || gwj->dst.dev == dev) {
> hlist_del(&gwj->list);
> @@ -540,12 +540,11 @@ cancel:
> static int cgw_dump_jobs(struct sk_buff *skb, struct netlink_callback *cb)
> {
> struct cgw_job *gwj = NULL;
> - struct hlist_node *n;
> int idx = 0;
> int s_idx = cb->args[0];
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(gwj, n, &cgw_list, list) {
> + hlist_for_each_entry_rcu(gwj, &cgw_list, list) {
> if (idx < s_idx)
> goto cont;
>
> @@ -822,11 +821,11 @@ out:
> static void cgw_remove_all_jobs(void)
> {
> struct cgw_job *gwj = NULL;
> - struct hlist_node *n, *nx;
> + struct hlist_node *nx;
>
> ASSERT_RTNL();
>
> - hlist_for_each_entry_safe(gwj, n, nx, &cgw_list, list) {
> + hlist_for_each_entry_safe(gwj, nx, &cgw_list, list) {
> hlist_del(&gwj->list);
> cgw_unregister_filter(gwj);
> kfree(gwj);
> @@ -836,7 +835,7 @@ static void cgw_remove_all_jobs(void)
> static int cgw_remove_job(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
> {
> struct cgw_job *gwj = NULL;
> - struct hlist_node *n, *nx;
> + struct hlist_node *nx;
> struct rtcanmsg *r;
> struct cf_mod mod;
> struct can_can_gw ccgw;
> @@ -871,7 +870,7 @@ static int cgw_remove_job(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
> ASSERT_RTNL();
>
> /* remove only the first matching entry */
> - hlist_for_each_entry_safe(gwj, n, nx, &cgw_list, list) {
> + hlist_for_each_entry_safe(gwj, nx, &cgw_list, list) {
>
> if (gwj->flags != r->flags)
> continue;
> diff --git a/net/can/proc.c b/net/can/proc.c
> index ae56690..e21e133 100644
> --- a/net/can/proc.c
> +++ b/net/can/proc.c
> @@ -195,9 +195,8 @@ static void can_print_rcvlist(struct seq_file *m, struct hlist_head *rx_list,
> struct net_device *dev)
> {
> struct receiver *r;
> - struct hlist_node *n;
>
> - hlist_for_each_entry_rcu(r, n, rx_list, list) {
> + hlist_for_each_entry_rcu(r, rx_list, list) {
> char *fmt = (r->can_id & CAN_EFF_FLAG)?
> " %-5s %08x %08x %pK %pK %8ld %s\n" :
> " %-5s %03x %08x %pK %pK %8ld %s\n";
> diff --git a/net/core/dev.c b/net/core/dev.c
> index 515473e..5bb5d4c 100644
> --- a/net/core/dev.c
> +++ b/net/core/dev.c
> @@ -695,11 +695,10 @@ __setup("netdev=", netdev_boot_setup);
>
> struct net_device *__dev_get_by_name(struct net *net, const char *name)
> {
> - struct hlist_node *p;
> struct net_device *dev;
> struct hlist_head *head = dev_name_hash(net, name);
>
> - hlist_for_each_entry(dev, p, head, name_hlist)
> + hlist_for_each_entry(dev, head, name_hlist)
> if (!strncmp(dev->name, name, IFNAMSIZ))
> return dev;
>
> @@ -721,11 +720,10 @@ EXPORT_SYMBOL(__dev_get_by_name);
>
> struct net_device *dev_get_by_name_rcu(struct net *net, const char *name)
> {
> - struct hlist_node *p;
> struct net_device *dev;
> struct hlist_head *head = dev_name_hash(net, name);
>
> - hlist_for_each_entry_rcu(dev, p, head, name_hlist)
> + hlist_for_each_entry_rcu(dev, head, name_hlist)
> if (!strncmp(dev->name, name, IFNAMSIZ))
> return dev;
>
> @@ -772,11 +770,10 @@ EXPORT_SYMBOL(dev_get_by_name);
>
> struct net_device *__dev_get_by_index(struct net *net, int ifindex)
> {
> - struct hlist_node *p;
> struct net_device *dev;
> struct hlist_head *head = dev_index_hash(net, ifindex);
>
> - hlist_for_each_entry(dev, p, head, index_hlist)
> + hlist_for_each_entry(dev, head, index_hlist)
> if (dev->ifindex == ifindex)
> return dev;
>
> @@ -797,11 +794,10 @@ EXPORT_SYMBOL(__dev_get_by_index);
>
> struct net_device *dev_get_by_index_rcu(struct net *net, int ifindex)
> {
> - struct hlist_node *p;
> struct net_device *dev;
> struct hlist_head *head = dev_index_hash(net, ifindex);
>
> - hlist_for_each_entry_rcu(dev, p, head, index_hlist)
> + hlist_for_each_entry_rcu(dev, head, index_hlist)
> if (dev->ifindex == ifindex)
> return dev;
>
> @@ -4267,12 +4263,11 @@ static inline struct net_device *dev_from_same_bucket(struct seq_file *seq, loff
> {
> struct net *net = seq_file_net(seq);
> struct net_device *dev;
> - struct hlist_node *p;
> struct hlist_head *h;
> unsigned int count = 0, offset = get_offset(*pos);
>
> h = &net->dev_name_head[get_bucket(*pos)];
> - hlist_for_each_entry_rcu(dev, p, h, name_hlist) {
> + hlist_for_each_entry_rcu(dev, h, name_hlist) {
> if (++count == offset)
> return dev;
> }
> diff --git a/net/core/flow.c b/net/core/flow.c
> index b0901ee..09ed0af 100644
> --- a/net/core/flow.c
> +++ b/net/core/flow.c
> @@ -132,14 +132,14 @@ static void __flow_cache_shrink(struct flow_cache *fc,
> int shrink_to)
> {
> struct flow_cache_entry *fle;
> - struct hlist_node *entry, *tmp;
> + struct hlist_node *tmp;
> LIST_HEAD(gc_list);
> int i, deleted = 0;
>
> for (i = 0; i < flow_cache_hash_size(fc); i++) {
> int saved = 0;
>
> - hlist_for_each_entry_safe(fle, entry, tmp,
> + hlist_for_each_entry_safe(fle, tmp,
> &fcp->hash_table[i], u.hlist) {
> if (saved < shrink_to &&
> flow_entry_valid(fle)) {
> @@ -211,7 +211,6 @@ flow_cache_lookup(struct net *net, const struct flowi *key, u16 family, u8 dir,
> struct flow_cache *fc = &flow_cache_global;
> struct flow_cache_percpu *fcp;
> struct flow_cache_entry *fle, *tfle;
> - struct hlist_node *entry;
> struct flow_cache_object *flo;
> size_t keysize;
> unsigned int hash;
> @@ -235,7 +234,7 @@ flow_cache_lookup(struct net *net, const struct flowi *key, u16 family, u8 dir,
> flow_new_hash_rnd(fc, fcp);
>
> hash = flow_hash_code(fc, fcp, key, keysize);
> - hlist_for_each_entry(tfle, entry, &fcp->hash_table[hash], u.hlist) {
> + hlist_for_each_entry(tfle, &fcp->hash_table[hash], u.hlist) {
> if (tfle->net == net &&
> tfle->family == family &&
> tfle->dir == dir &&
> @@ -301,13 +300,13 @@ static void flow_cache_flush_tasklet(unsigned long data)
> struct flow_cache *fc = info->cache;
> struct flow_cache_percpu *fcp;
> struct flow_cache_entry *fle;
> - struct hlist_node *entry, *tmp;
> + struct hlist_node *tmp;
> LIST_HEAD(gc_list);
> int i, deleted = 0;
>
> fcp = this_cpu_ptr(fc->percpu);
> for (i = 0; i < flow_cache_hash_size(fc); i++) {
> - hlist_for_each_entry_safe(fle, entry, tmp,
> + hlist_for_each_entry_safe(fle, tmp,
> &fcp->hash_table[i], u.hlist) {
> if (flow_entry_valid(fle))
> continue;
> diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
> index 1868625..1640eab 100644
> --- a/net/core/rtnetlink.c
> +++ b/net/core/rtnetlink.c
> @@ -1057,7 +1057,6 @@ static int rtnl_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb)
> int idx = 0, s_idx;
> struct net_device *dev;
> struct hlist_head *head;
> - struct hlist_node *node;
> struct nlattr *tb[IFLA_MAX+1];
> u32 ext_filter_mask = 0;
>
> @@ -1077,7 +1076,7 @@ static int rtnl_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb)
> for (h = s_h; h < NETDEV_HASHENTRIES; h++, s_idx = 0) {
> idx = 0;
> head = &net->dev_index_head[h];
> - hlist_for_each_entry_rcu(dev, node, head, index_hlist) {
> + hlist_for_each_entry_rcu(dev, head, index_hlist) {
> if (idx < s_idx)
> goto cont;
> if (rtnl_fill_ifinfo(skb, dev, RTM_NEWLINK,
> diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c
> index 307c322..2e38b94 100644
> --- a/net/decnet/af_decnet.c
> +++ b/net/decnet/af_decnet.c
> @@ -175,12 +175,11 @@ static struct hlist_head *dn_find_list(struct sock *sk)
> static int check_port(__le16 port)
> {
> struct sock *sk;
> - struct hlist_node *node;
>
> if (port == 0)
> return -1;
>
> - sk_for_each(sk, node, &dn_sk_hash[le16_to_cpu(port) & DN_SK_HASH_MASK]) {
> + sk_for_each(sk, &dn_sk_hash[le16_to_cpu(port) & DN_SK_HASH_MASK]) {
> struct dn_scp *scp = DN_SK(sk);
> if (scp->addrloc == port)
> return -1;
> @@ -374,11 +373,10 @@ int dn_username2sockaddr(unsigned char *data, int len, struct sockaddr_dn *sdn,
> struct sock *dn_sklist_find_listener(struct sockaddr_dn *addr)
> {
> struct hlist_head *list = listen_hash(addr);
> - struct hlist_node *node;
> struct sock *sk;
>
> read_lock(&dn_hash_lock);
> - sk_for_each(sk, node, list) {
> + sk_for_each(sk, list) {
> struct dn_scp *scp = DN_SK(sk);
> if (sk->sk_state != TCP_LISTEN)
> continue;
> @@ -414,11 +412,10 @@ struct sock *dn_find_by_skb(struct sk_buff *skb)
> {
> struct dn_skb_cb *cb = DN_SKB_CB(skb);
> struct sock *sk;
> - struct hlist_node *node;
> struct dn_scp *scp;
>
> read_lock(&dn_hash_lock);
> - sk_for_each(sk, node, &dn_sk_hash[le16_to_cpu(cb->dst_port) & DN_SK_HASH_MASK]) {
> + sk_for_each(sk, &dn_sk_hash[le16_to_cpu(cb->dst_port) & DN_SK_HASH_MASK]) {
> scp = DN_SK(sk);
> if (cb->src != dn_saddr2dn(&scp->peer))
> continue;
> diff --git a/net/decnet/dn_table.c b/net/decnet/dn_table.c
> index f968c1b..6c2445b 100644
> --- a/net/decnet/dn_table.c
> +++ b/net/decnet/dn_table.c
> @@ -483,7 +483,6 @@ int dn_fib_dump(struct sk_buff *skb, struct netlink_callback *cb)
> unsigned int h, s_h;
> unsigned int e = 0, s_e;
> struct dn_fib_table *tb;
> - struct hlist_node *node;
> int dumped = 0;
>
> if (!net_eq(net, &init_net))
> @@ -498,7 +497,7 @@ int dn_fib_dump(struct sk_buff *skb, struct netlink_callback *cb)
>
> for (h = s_h; h < DN_FIB_TABLE_HASHSZ; h++, s_h = 0) {
> e = 0;
> - hlist_for_each_entry(tb, node, &dn_fib_table_hash[h], hlist) {
> + hlist_for_each_entry(tb, &dn_fib_table_hash[h], hlist) {
> if (e < s_e)
> goto next;
> if (dumped)
> @@ -828,7 +827,6 @@ out:
> struct dn_fib_table *dn_fib_get_table(u32 n, int create)
> {
> struct dn_fib_table *t;
> - struct hlist_node *node;
> unsigned int h;
>
> if (n < RT_TABLE_MIN)
> @@ -839,7 +837,7 @@ struct dn_fib_table *dn_fib_get_table(u32 n, int create)
>
> h = n & (DN_FIB_TABLE_HASHSZ - 1);
> rcu_read_lock();
> - hlist_for_each_entry_rcu(t, node, &dn_fib_table_hash[h], hlist) {
> + hlist_for_each_entry_rcu(t, &dn_fib_table_hash[h], hlist) {
> if (t->n == n) {
> rcu_read_unlock();
> return t;
> @@ -885,11 +883,10 @@ void dn_fib_flush(void)
> {
> int flushed = 0;
> struct dn_fib_table *tb;
> - struct hlist_node *node;
> unsigned int h;
>
> for (h = 0; h < DN_FIB_TABLE_HASHSZ; h++) {
> - hlist_for_each_entry(tb, node, &dn_fib_table_hash[h], hlist)
> + hlist_for_each_entry(tb, &dn_fib_table_hash[h], hlist)
> flushed += tb->flush(tb);
> }
>
> @@ -908,12 +905,12 @@ void __init dn_fib_table_init(void)
> void __exit dn_fib_table_cleanup(void)
> {
> struct dn_fib_table *t;
> - struct hlist_node *node, *next;
> + struct hlist_node *next;
> unsigned int h;
>
> write_lock(&dn_fib_tables_lock);
> for (h = 0; h < DN_FIB_TABLE_HASHSZ; h++) {
> - hlist_for_each_entry_safe(t, node, next, &dn_fib_table_hash[h],
> + hlist_for_each_entry_safe(t, next, &dn_fib_table_hash[h],
> hlist) {
> hlist_del(&t->hlist);
> kfree(t);
> diff --git a/net/ieee802154/dgram.c b/net/ieee802154/dgram.c
> index 1670561..e0da175f 100644
> --- a/net/ieee802154/dgram.c
> +++ b/net/ieee802154/dgram.c
> @@ -350,7 +350,6 @@ static inline int ieee802154_match_sock(u8 *hw_addr, u16 pan_id,
> int ieee802154_dgram_deliver(struct net_device *dev, struct sk_buff *skb)
> {
> struct sock *sk, *prev = NULL;
> - struct hlist_node *node;
> int ret = NET_RX_SUCCESS;
> u16 pan_id, short_addr;
>
> @@ -361,7 +360,7 @@ int ieee802154_dgram_deliver(struct net_device *dev, struct sk_buff *skb)
> short_addr = ieee802154_mlme_ops(dev)->get_short_addr(dev);
>
> read_lock(&dgram_lock);
> - sk_for_each(sk, node, &dgram_head) {
> + sk_for_each(sk, &dgram_head) {
> if (ieee802154_match_sock(dev->dev_addr, pan_id, short_addr,
> dgram_sk(sk))) {
> if (prev) {
> diff --git a/net/ieee802154/raw.c b/net/ieee802154/raw.c
> index 50e8239..41f538b 100644
> --- a/net/ieee802154/raw.c
> +++ b/net/ieee802154/raw.c
> @@ -221,10 +221,9 @@ static int raw_rcv_skb(struct sock *sk, struct sk_buff *skb)
> void ieee802154_raw_deliver(struct net_device *dev, struct sk_buff *skb)
> {
> struct sock *sk;
> - struct hlist_node *node;
>
> read_lock(&raw_lock);
> - sk_for_each(sk, node, &raw_head) {
> + sk_for_each(sk, &raw_head) {
> bh_lock_sock(sk);
> if (!sk->sk_bound_dev_if ||
> sk->sk_bound_dev_if == dev->ifindex) {
> diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
> index a8e4f26..614fb15 100644
> --- a/net/ipv4/devinet.c
> +++ b/net/ipv4/devinet.c
> @@ -137,10 +137,9 @@ struct net_device *__ip_dev_find(struct net *net, __be32 addr, bool devref)
> u32 hash = inet_addr_hash(net, addr);
> struct net_device *result = NULL;
> struct in_ifaddr *ifa;
> - struct hlist_node *node;
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(ifa, node, &inet_addr_lst[hash], hash) {
> + hlist_for_each_entry_rcu(ifa, &inet_addr_lst[hash], hash) {
> if (ifa->ifa_local == addr) {
> struct net_device *dev = ifa->ifa_dev->dev;
>
> @@ -1290,7 +1289,6 @@ static int inet_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb)
> struct in_device *in_dev;
> struct in_ifaddr *ifa;
> struct hlist_head *head;
> - struct hlist_node *node;
>
> s_h = cb->args[0];
> s_idx = idx = cb->args[1];
> @@ -1300,7 +1298,7 @@ static int inet_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb)
> idx = 0;
> head = &net->dev_index_head[h];
> rcu_read_lock();
> - hlist_for_each_entry_rcu(dev, node, head, index_hlist) {
> + hlist_for_each_entry_rcu(dev, head, index_hlist) {
> if (idx < s_idx)
> goto cont;
> if (h > s_h || idx > s_idx)
> diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
> index 5cd75e2..96913b8 100644
> --- a/net/ipv4/fib_frontend.c
> +++ b/net/ipv4/fib_frontend.c
> @@ -112,7 +112,6 @@ struct fib_table *fib_new_table(struct net *net, u32 id)
> struct fib_table *fib_get_table(struct net *net, u32 id)
> {
> struct fib_table *tb;
> - struct hlist_node *node;
> struct hlist_head *head;
> unsigned int h;
>
> @@ -122,7 +121,7 @@ struct fib_table *fib_get_table(struct net *net, u32 id)
>
> rcu_read_lock();
> head = &net->ipv4.fib_table_hash[h];
> - hlist_for_each_entry_rcu(tb, node, head, tb_hlist) {
> + hlist_for_each_entry_rcu(tb, head, tb_hlist) {
> if (tb->tb_id == id) {
> rcu_read_unlock();
> return tb;
> @@ -137,13 +136,12 @@ static void fib_flush(struct net *net)
> {
> int flushed = 0;
> struct fib_table *tb;
> - struct hlist_node *node;
> struct hlist_head *head;
> unsigned int h;
>
> for (h = 0; h < FIB_TABLE_HASHSZ; h++) {
> head = &net->ipv4.fib_table_hash[h];
> - hlist_for_each_entry(tb, node, head, tb_hlist)
> + hlist_for_each_entry(tb, head, tb_hlist)
> flushed += fib_table_flush(tb);
> }
>
> @@ -656,7 +654,6 @@ static int inet_dump_fib(struct sk_buff *skb, struct netlink_callback *cb)
> unsigned int h, s_h;
> unsigned int e = 0, s_e;
> struct fib_table *tb;
> - struct hlist_node *node;
> struct hlist_head *head;
> int dumped = 0;
>
> @@ -670,7 +667,7 @@ static int inet_dump_fib(struct sk_buff *skb, struct netlink_callback *cb)
> for (h = s_h; h < FIB_TABLE_HASHSZ; h++, s_e = 0) {
> e = 0;
> head = &net->ipv4.fib_table_hash[h];
> - hlist_for_each_entry(tb, node, head, tb_hlist) {
> + hlist_for_each_entry(tb, head, tb_hlist) {
> if (e < s_e)
> goto next;
> if (dumped)
> @@ -1117,11 +1114,11 @@ static void ip_fib_net_exit(struct net *net)
> for (i = 0; i < FIB_TABLE_HASHSZ; i++) {
> struct fib_table *tb;
> struct hlist_head *head;
> - struct hlist_node *node, *tmp;
> + struct hlist_node *tmp;
>
> head = &net->ipv4.fib_table_hash[i];
> - hlist_for_each_entry_safe(tb, node, tmp, head, tb_hlist) {
> - hlist_del(node);
> + hlist_for_each_entry_safe(tb, tmp, head, tb_hlist) {
> + hlist_del(&tb->tb_hlist);
> fib_table_flush(tb);
> fib_free_table(tb);
> }
> diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
> index 4797a80..8f6cb7a 100644
> --- a/net/ipv4/fib_semantics.c
> +++ b/net/ipv4/fib_semantics.c
> @@ -298,14 +298,13 @@ static inline unsigned int fib_info_hashfn(const struct fib_info *fi)
> static struct fib_info *fib_find_info(const struct fib_info *nfi)
> {
> struct hlist_head *head;
> - struct hlist_node *node;
> struct fib_info *fi;
> unsigned int hash;
>
> hash = fib_info_hashfn(nfi);
> head = &fib_info_hash[hash];
>
> - hlist_for_each_entry(fi, node, head, fib_hash) {
> + hlist_for_each_entry(fi, head, fib_hash) {
> if (!net_eq(fi->fib_net, nfi->fib_net))
> continue;
> if (fi->fib_nhs != nfi->fib_nhs)
> @@ -331,7 +330,6 @@ static struct fib_info *fib_find_info(const struct fib_info *nfi)
> int ip_fib_check_default(__be32 gw, struct net_device *dev)
> {
> struct hlist_head *head;
> - struct hlist_node *node;
> struct fib_nh *nh;
> unsigned int hash;
>
> @@ -339,7 +337,7 @@ int ip_fib_check_default(__be32 gw, struct net_device *dev)
>
> hash = fib_devindex_hashfn(dev->ifindex);
> head = &fib_info_devhash[hash];
> - hlist_for_each_entry(nh, node, head, nh_hash) {
> + hlist_for_each_entry(nh, head, nh_hash) {
> if (nh->nh_dev == dev &&
> nh->nh_gw == gw &&
> !(nh->nh_flags & RTNH_F_DEAD)) {
> @@ -721,10 +719,10 @@ static void fib_info_hash_move(struct hlist_head *new_info_hash,
>
> for (i = 0; i < old_size; i++) {
> struct hlist_head *head = &fib_info_hash[i];
> - struct hlist_node *node, *n;
> + struct hlist_node *n;
> struct fib_info *fi;
>
> - hlist_for_each_entry_safe(fi, node, n, head, fib_hash) {
> + hlist_for_each_entry_safe(fi, n, head, fib_hash) {
> struct hlist_head *dest;
> unsigned int new_hash;
>
> @@ -739,10 +737,10 @@ static void fib_info_hash_move(struct hlist_head *new_info_hash,
>
> for (i = 0; i < old_size; i++) {
> struct hlist_head *lhead = &fib_info_laddrhash[i];
> - struct hlist_node *node, *n;
> + struct hlist_node *n;
> struct fib_info *fi;
>
> - hlist_for_each_entry_safe(fi, node, n, lhead, fib_lhash) {
> + hlist_for_each_entry_safe(fi, n, lhead, fib_lhash) {
> struct hlist_head *ldest;
> unsigned int new_hash;
>
> @@ -1096,13 +1094,12 @@ int fib_sync_down_addr(struct net *net, __be32 local)
> int ret = 0;
> unsigned int hash = fib_laddr_hashfn(local);
> struct hlist_head *head = &fib_info_laddrhash[hash];
> - struct hlist_node *node;
> struct fib_info *fi;
>
> if (fib_info_laddrhash == NULL || local == 0)
> return 0;
>
> - hlist_for_each_entry(fi, node, head, fib_lhash) {
> + hlist_for_each_entry(fi, head, fib_lhash) {
> if (!net_eq(fi->fib_net, net))
> continue;
> if (fi->fib_prefsrc == local) {
> @@ -1120,13 +1117,12 @@ int fib_sync_down_dev(struct net_device *dev, int force)
> struct fib_info *prev_fi = NULL;
> unsigned int hash = fib_devindex_hashfn(dev->ifindex);
> struct hlist_head *head = &fib_info_devhash[hash];
> - struct hlist_node *node;
> struct fib_nh *nh;
>
> if (force)
> scope = -1;
>
> - hlist_for_each_entry(nh, node, head, nh_hash) {
> + hlist_for_each_entry(nh, head, nh_hash) {
> struct fib_info *fi = nh->nh_parent;
> int dead;
>
> @@ -1232,7 +1228,6 @@ int fib_sync_up(struct net_device *dev)
> struct fib_info *prev_fi;
> unsigned int hash;
> struct hlist_head *head;
> - struct hlist_node *node;
> struct fib_nh *nh;
> int ret;
>
> @@ -1244,7 +1239,7 @@ int fib_sync_up(struct net_device *dev)
> head = &fib_info_devhash[hash];
> ret = 0;
>
> - hlist_for_each_entry(nh, node, head, nh_hash) {
> + hlist_for_each_entry(nh, head, nh_hash) {
> struct fib_info *fi = nh->nh_parent;
> int alive;
>
> diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
> index 31d771c..c13dc76 100644
> --- a/net/ipv4/fib_trie.c
> +++ b/net/ipv4/fib_trie.c
> @@ -920,10 +920,9 @@ nomem:
> static struct leaf_info *find_leaf_info(struct leaf *l, int plen)
> {
> struct hlist_head *head = &l->list;
> - struct hlist_node *node;
> struct leaf_info *li;
>
> - hlist_for_each_entry_rcu(li, node, head, hlist)
> + hlist_for_each_entry_rcu(li, head, hlist)
> if (li->plen == plen)
> return li;
>
> @@ -943,12 +942,11 @@ static inline struct list_head *get_fa_head(struct leaf *l, int plen)
> static void insert_leaf_info(struct hlist_head *head, struct leaf_info *new)
> {
> struct leaf_info *li = NULL, *last = NULL;
> - struct hlist_node *node;
>
> if (hlist_empty(head)) {
> hlist_add_head_rcu(&new->hlist, head);
> } else {
> - hlist_for_each_entry(li, node, head, hlist) {
> + hlist_for_each_entry(li, head, hlist) {
> if (new->plen > li->plen)
> break;
>
> @@ -1354,9 +1352,8 @@ static int check_leaf(struct fib_table *tb, struct trie *t, struct leaf *l,
> {
> struct leaf_info *li;
> struct hlist_head *hhead = &l->list;
> - struct hlist_node *node;
>
> - hlist_for_each_entry_rcu(li, node, hhead, hlist) {
> + hlist_for_each_entry_rcu(li, hhead, hlist) {
> struct fib_alias *fa;
>
> if (l->key != (key & li->mask_plen))
> @@ -1740,10 +1737,10 @@ static int trie_flush_leaf(struct leaf *l)
> {
> int found = 0;
> struct hlist_head *lih = &l->list;
> - struct hlist_node *node, *tmp;
> + struct hlist_node *tmp;
> struct leaf_info *li = NULL;
>
> - hlist_for_each_entry_safe(li, node, tmp, lih, hlist) {
> + hlist_for_each_entry_safe(li, tmp, lih, hlist) {
> found += trie_flush_list(&li->falh);
>
> if (list_empty(&li->falh)) {
> @@ -1895,14 +1892,13 @@ static int fn_trie_dump_leaf(struct leaf *l, struct fib_table *tb,
> struct sk_buff *skb, struct netlink_callback *cb)
> {
> struct leaf_info *li;
> - struct hlist_node *node;
> int i, s_i;
>
> s_i = cb->args[4];
> i = 0;
>
> /* rcu_read_lock is hold by caller */
> - hlist_for_each_entry_rcu(li, node, &l->list, hlist) {
> + hlist_for_each_entry_rcu(li, &l->list, hlist) {
> if (i < s_i) {
> i++;
> continue;
> @@ -2092,14 +2088,13 @@ static void trie_collect_stats(struct trie *t, struct trie_stat *s)
> if (IS_LEAF(n)) {
> struct leaf *l = (struct leaf *)n;
> struct leaf_info *li;
> - struct hlist_node *tmp;
>
> s->leaves++;
> s->totdepth += iter.depth;
> if (iter.depth > s->maxdepth)
> s->maxdepth = iter.depth;
>
> - hlist_for_each_entry_rcu(li, tmp, &l->list, hlist)
> + hlist_for_each_entry_rcu(li, &l->list, hlist)
> ++s->prefixes;
> } else {
> const struct tnode *tn = (const struct tnode *) n;
> @@ -2200,10 +2195,9 @@ static int fib_triestat_seq_show(struct seq_file *seq, void *v)
>
> for (h = 0; h < FIB_TABLE_HASHSZ; h++) {
> struct hlist_head *head = &net->ipv4.fib_table_hash[h];
> - struct hlist_node *node;
> struct fib_table *tb;
>
> - hlist_for_each_entry_rcu(tb, node, head, tb_hlist) {
> + hlist_for_each_entry_rcu(tb, head, tb_hlist) {
> struct trie *t = (struct trie *) tb->tb_data;
> struct trie_stat stat;
>
> @@ -2245,10 +2239,9 @@ static struct rt_trie_node *fib_trie_get_idx(struct seq_file *seq, loff_t pos)
>
> for (h = 0; h < FIB_TABLE_HASHSZ; h++) {
> struct hlist_head *head = &net->ipv4.fib_table_hash[h];
> - struct hlist_node *node;
> struct fib_table *tb;
>
> - hlist_for_each_entry_rcu(tb, node, head, tb_hlist) {
> + hlist_for_each_entry_rcu(tb, head, tb_hlist) {
> struct rt_trie_node *n;
>
> for (n = fib_trie_get_first(iter,
> @@ -2298,7 +2291,7 @@ static void *fib_trie_seq_next(struct seq_file *seq, void *v, loff_t *pos)
> /* new hash chain */
> while (++h < FIB_TABLE_HASHSZ) {
> struct hlist_head *head = &net->ipv4.fib_table_hash[h];
> - hlist_for_each_entry_rcu(tb, tb_node, head, tb_hlist) {
> + hlist_for_each_entry_rcu(tb, head, tb_hlist) {
> n = fib_trie_get_first(iter, (struct trie *) tb->tb_data);
> if (n)
> goto found;
> @@ -2381,13 +2374,12 @@ static int fib_trie_seq_show(struct seq_file *seq, void *v)
> } else {
> struct leaf *l = (struct leaf *) n;
> struct leaf_info *li;
> - struct hlist_node *node;
> __be32 val = htonl(l->key);
>
> seq_indent(seq, iter->depth);
> seq_printf(seq, " |-- %pI4\n", &val);
>
> - hlist_for_each_entry_rcu(li, node, &l->list, hlist) {
> + hlist_for_each_entry_rcu(li, &l->list, hlist) {
> struct fib_alias *fa;
>
> list_for_each_entry_rcu(fa, &li->falh, fa_list) {
> @@ -2532,7 +2524,6 @@ static int fib_route_seq_show(struct seq_file *seq, void *v)
> {
> struct leaf *l = v;
> struct leaf_info *li;
> - struct hlist_node *node;
>
> if (v == SEQ_START_TOKEN) {
> seq_printf(seq, "%-127s\n", "Iface\tDestination\tGateway "
> @@ -2541,7 +2532,7 @@ static int fib_route_seq_show(struct seq_file *seq, void *v)
> return 0;
> }
>
> - hlist_for_each_entry_rcu(li, node, &l->list, hlist) {
> + hlist_for_each_entry_rcu(li, &l->list, hlist) {
> struct fib_alias *fa;
> __be32 mask, prefix;
>
> diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
> index d0670f0..828973c 100644
> --- a/net/ipv4/inet_connection_sock.c
> +++ b/net/ipv4/inet_connection_sock.c
> @@ -57,7 +57,6 @@ int inet_csk_bind_conflict(const struct sock *sk,
> const struct inet_bind_bucket *tb, bool relax)
> {
> struct sock *sk2;
> - struct hlist_node *node;
> int reuse = sk->sk_reuse;
>
> /*
> @@ -67,7 +66,7 @@ int inet_csk_bind_conflict(const struct sock *sk,
> * one this bucket belongs to.
> */
>
> - sk_for_each_bound(sk2, node, &tb->owners) {
> + sk_for_each_bound(sk2, &tb->owners) {
> if (sk != sk2 &&
> !inet_v6_ipv6only(sk2) &&
> (!sk->sk_bound_dev_if ||
> @@ -90,7 +89,7 @@ int inet_csk_bind_conflict(const struct sock *sk,
> }
> }
> }
> - return node != NULL;
> + return sk2 != NULL;
> }
> EXPORT_SYMBOL_GPL(inet_csk_bind_conflict);
>
> @@ -101,7 +100,6 @@ int inet_csk_get_port(struct sock *sk, unsigned short snum)
> {
> struct inet_hashinfo *hashinfo = sk->sk_prot->h.hashinfo;
> struct inet_bind_hashbucket *head;
> - struct hlist_node *node;
> struct inet_bind_bucket *tb;
> int ret, attempts = 5;
> struct net *net = sock_net(sk);
> @@ -123,7 +121,7 @@ again:
> head = &hashinfo->bhash[inet_bhashfn(net, rover,
> hashinfo->bhash_size)];
> spin_lock(&head->lock);
> - inet_bind_bucket_for_each(tb, node, &head->chain)
> + inet_bind_bucket_for_each(tb, &head->chain)
> if (net_eq(ib_net(tb), net) && tb->port == rover) {
> if (tb->fastreuse > 0 &&
> sk->sk_reuse &&
> @@ -174,7 +172,7 @@ have_snum:
> head = &hashinfo->bhash[inet_bhashfn(net, snum,
> hashinfo->bhash_size)];
> spin_lock(&head->lock);
> - inet_bind_bucket_for_each(tb, node, &head->chain)
> + inet_bind_bucket_for_each(tb, &head->chain)
> if (net_eq(ib_net(tb), net) && tb->port == snum)
> goto tb_found;
> }
> diff --git a/net/ipv4/inet_fragment.c b/net/ipv4/inet_fragment.c
> index 4750d2b..83cd989 100644
> --- a/net/ipv4/inet_fragment.c
> +++ b/net/ipv4/inet_fragment.c
> @@ -33,9 +33,9 @@ static void inet_frag_secret_rebuild(unsigned long dummy)
> get_random_bytes(&f->rnd, sizeof(u32));
> for (i = 0; i < INETFRAGS_HASHSZ; i++) {
> struct inet_frag_queue *q;
> - struct hlist_node *p, *n;
> + struct hlist_node *n;
>
> - hlist_for_each_entry_safe(q, p, n, &f->hash[i], list) {
> + hlist_for_each_entry_safe(q, n, &f->hash[i], list) {
> unsigned int hval = f->hashfn(q);
>
> if (hval != i) {
> @@ -201,7 +201,6 @@ static struct inet_frag_queue *inet_frag_intern(struct netns_frags *nf,
> {
> struct inet_frag_queue *qp;
> #ifdef CONFIG_SMP
> - struct hlist_node *n;
> #endif
> unsigned int hash;
>
> @@ -217,7 +216,7 @@ static struct inet_frag_queue *inet_frag_intern(struct netns_frags *nf,
> * such entry could be created on other cpu, while we
> * promoted read lock to write lock.
> */
> - hlist_for_each_entry(qp, n, &f->hash[hash], list) {
> + hlist_for_each_entry(qp, &f->hash[hash], list) {
> if (qp->net == nf && f->match(qp, arg)) {
> atomic_inc(&qp->refcnt);
> write_unlock(&f->lock);
> @@ -275,9 +274,8 @@ struct inet_frag_queue *inet_frag_find(struct netns_frags *nf,
> __releases(&f->lock)
> {
> struct inet_frag_queue *q;
> - struct hlist_node *n;
>
> - hlist_for_each_entry(q, n, &f->hash[hash], list) {
> + hlist_for_each_entry(q, &f->hash[hash], list) {
> if (q->net == nf && f->match(q, key)) {
> atomic_inc(&q->refcnt);
> read_unlock(&f->lock);
> diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c
> index fa3ae81..8cb83f0 100644
> --- a/net/ipv4/inet_hashtables.c
> +++ b/net/ipv4/inet_hashtables.c
> @@ -119,13 +119,12 @@ int __inet_inherit_port(struct sock *sk, struct sock *child)
> * that the listener socket's icsk_bind_hash is the same
> * as that of the child socket. We have to look up or
> * create a new bind bucket for the child here. */
> - struct hlist_node *node;
> - inet_bind_bucket_for_each(tb, node, &head->chain) {
> + inet_bind_bucket_for_each(tb, &head->chain) {
> if (net_eq(ib_net(tb), sock_net(sk)) &&
> tb->port == port)
> break;
> }
> - if (!node) {
> + if (!tb) {
> tb = inet_bind_bucket_create(table->bind_bucket_cachep,
> sock_net(sk), head, port);
> if (!tb) {
> @@ -479,7 +478,6 @@ int __inet_hash_connect(struct inet_timewait_death_row *death_row,
> int i, remaining, low, high, port;
> static u32 hint;
> u32 offset = hint + port_offset;
> - struct hlist_node *node;
> struct inet_timewait_sock *tw = NULL;
>
> inet_get_local_port_range(&low, &high);
> @@ -498,7 +496,7 @@ int __inet_hash_connect(struct inet_timewait_death_row *death_row,
> * because the established check is already
> * unique enough.
> */
> - inet_bind_bucket_for_each(tb, node, &head->chain) {
> + inet_bind_bucket_for_each(tb, &head->chain) {
> if (net_eq(ib_net(tb), net) &&
> tb->port == port) {
> if (tb->fastreuse >= 0)
> diff --git a/net/ipv4/inet_timewait_sock.c b/net/ipv4/inet_timewait_sock.c
> index 2784db3..1f27c9f 100644
> --- a/net/ipv4/inet_timewait_sock.c
> +++ b/net/ipv4/inet_timewait_sock.c
> @@ -216,7 +216,6 @@ static int inet_twdr_do_twkill_work(struct inet_timewait_death_row *twdr,
> const int slot)
> {
> struct inet_timewait_sock *tw;
> - struct hlist_node *node;
> unsigned int killed;
> int ret;
>
> @@ -229,7 +228,7 @@ static int inet_twdr_do_twkill_work(struct inet_timewait_death_row *twdr,
> killed = 0;
> ret = 0;
> rescan:
> - inet_twsk_for_each_inmate(tw, node, &twdr->cells[slot]) {
> + inet_twsk_for_each_inmate(tw, &twdr->cells[slot]) {
> __inet_twsk_del_dead_node(tw);
> spin_unlock(&twdr->death_lock);
> __inet_twsk_kill(tw, twdr->hashinfo);
> @@ -438,10 +437,10 @@ void inet_twdr_twcal_tick(unsigned long data)
>
> for (n = 0; n < INET_TWDR_RECYCLE_SLOTS; n++) {
> if (time_before_eq(j, now)) {
> - struct hlist_node *node, *safe;
> + struct hlist_node *safe;
> struct inet_timewait_sock *tw;
>
> - inet_twsk_for_each_inmate_safe(tw, node, safe,
> + inet_twsk_for_each_inmate_safe(tw, safe,
> &twdr->twcal_row[slot]) {
> __inet_twsk_del_dead_node(tw);
> __inet_twsk_kill(tw, twdr->hashinfo);
> diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
> index 73d1e4d..22874ae 100644
> --- a/net/ipv4/raw.c
> +++ b/net/ipv4/raw.c
> @@ -111,9 +111,7 @@ EXPORT_SYMBOL_GPL(raw_unhash_sk);
> static struct sock *__raw_v4_lookup(struct net *net, struct sock *sk,
> unsigned short num, __be32 raddr, __be32 laddr, int dif)
> {
> - struct hlist_node *node;
> -
> - sk_for_each_from(sk, node) {
> + sk_for_each_from(sk) {
> struct inet_sock *inet = inet_sk(sk);
>
> if (net_eq(sock_net(sk), net) && inet->inet_num == num &&
> @@ -122,6 +120,11 @@ static struct sock *__raw_v4_lookup(struct net *net, struct sock *sk,
> !(sk->sk_bound_dev_if && sk->sk_bound_dev_if != dif))
> goto found; /* gotcha */
> }
> + sk_for_each_from (sk) {
> + struct inet_sock *inet=inet_sk(sk);
> + if (net_eq(sock_net(sk), net) && inet->inet_num == num && !(inet->inet_daddr && inet->inet_daddr != raddr) && !(inet->inet_rcv_saddr && inet->inet_rcv_saddr != laddr) && !(sk->sk_bound_dev_if && sk->sk_bound_dev_if != dif))
> + goto found;
> + }
> sk = NULL;
> found:
> return sk;
> @@ -913,9 +916,7 @@ static struct sock *raw_get_first(struct seq_file *seq)
>
> for (state->bucket = 0; state->bucket < RAW_HTABLE_SIZE;
> ++state->bucket) {
> - struct hlist_node *node;
> -
> - sk_for_each(sk, node, &state->h->ht[state->bucket])
> + sk_for_each(sk, &state->h->ht[state->bucket])
> if (sock_net(sk) == seq_file_net(seq))
> goto found;
> }
> diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
> index 54139fa..9b2aa41 100644
> --- a/net/ipv4/tcp_ipv4.c
> +++ b/net/ipv4/tcp_ipv4.c
> @@ -951,7 +951,6 @@ struct tcp_md5sig_key *tcp_md5_do_lookup(struct sock *sk,
> {
> struct tcp_sock *tp = tcp_sk(sk);
> struct tcp_md5sig_key *key;
> - struct hlist_node *pos;
> unsigned int size = sizeof(struct in_addr);
> struct tcp_md5sig_info *md5sig;
>
> @@ -965,7 +964,7 @@ struct tcp_md5sig_key *tcp_md5_do_lookup(struct sock *sk,
> if (family == AF_INET6)
> size = sizeof(struct in6_addr);
> #endif
> - hlist_for_each_entry_rcu(key, pos, &md5sig->head, node) {
> + hlist_for_each_entry_rcu(key, &md5sig->head, node) {
> if (key->family != family)
> continue;
> if (!memcmp(&key->addr, addr, size))
> @@ -1066,14 +1065,14 @@ static void tcp_clear_md5_list(struct sock *sk)
> {
> struct tcp_sock *tp = tcp_sk(sk);
> struct tcp_md5sig_key *key;
> - struct hlist_node *pos, *n;
> + struct hlist_node *n;
> struct tcp_md5sig_info *md5sig;
>
> md5sig = rcu_dereference_protected(tp->md5sig_info, 1);
>
> if (!hlist_empty(&md5sig->head))
> tcp_free_md5sig_pool();
> - hlist_for_each_entry_safe(key, pos, n, &md5sig->head, node) {
> + hlist_for_each_entry_safe(key, n, &md5sig->head, node) {
> hlist_del_rcu(&key->node);
> atomic_sub(sizeof(*key), &sk->sk_omem_alloc);
> kfree_rcu(key, rcu);
> diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
> index 408cac4a..bf862c9 100644
> --- a/net/ipv6/addrconf.c
> +++ b/net/ipv6/addrconf.c
> @@ -1415,11 +1415,10 @@ int ipv6_chk_addr(struct net *net, const struct in6_addr *addr,
> struct net_device *dev, int strict)
> {
> struct inet6_ifaddr *ifp;
> - struct hlist_node *node;
> unsigned int hash = inet6_addr_hash(addr);
>
> rcu_read_lock_bh();
> - hlist_for_each_entry_rcu(ifp, node, &inet6_addr_lst[hash], addr_lst) {
> + hlist_for_each_entry_rcu(ifp, &inet6_addr_lst[hash], addr_lst) {
> if (!net_eq(dev_net(ifp->idev->dev), net))
> continue;
> if (ipv6_addr_equal(&ifp->addr, addr) &&
> @@ -1441,9 +1440,8 @@ static bool ipv6_chk_same_addr(struct net *net, const struct in6_addr *addr,
> {
> unsigned int hash = inet6_addr_hash(addr);
> struct inet6_ifaddr *ifp;
> - struct hlist_node *node;
>
> - hlist_for_each_entry(ifp, node, &inet6_addr_lst[hash], addr_lst) {
> + hlist_for_each_entry(ifp, &inet6_addr_lst[hash], addr_lst) {
> if (!net_eq(dev_net(ifp->idev->dev), net))
> continue;
> if (ipv6_addr_equal(&ifp->addr, addr)) {
> @@ -1483,10 +1481,9 @@ struct inet6_ifaddr *ipv6_get_ifaddr(struct net *net, const struct in6_addr *add
> {
> struct inet6_ifaddr *ifp, *result = NULL;
> unsigned int hash = inet6_addr_hash(addr);
> - struct hlist_node *node;
>
> rcu_read_lock_bh();
> - hlist_for_each_entry_rcu_bh(ifp, node, &inet6_addr_lst[hash], addr_lst) {
> + hlist_for_each_entry_rcu_bh(ifp, &inet6_addr_lst[hash], addr_lst) {
> if (!net_eq(dev_net(ifp->idev->dev), net))
> continue;
> if (ipv6_addr_equal(&ifp->addr, addr)) {
> @@ -2902,11 +2899,10 @@ static int addrconf_ifdown(struct net_device *dev, int how)
> /* Step 2: clear hash table */
> for (i = 0; i < IN6_ADDR_HSIZE; i++) {
> struct hlist_head *h = &inet6_addr_lst[i];
> - struct hlist_node *n;
>
> spin_lock_bh(&addrconf_hash_lock);
> restart:
> - hlist_for_each_entry_rcu(ifa, n, h, addr_lst) {
> + hlist_for_each_entry_rcu(ifa, h, addr_lst) {
> if (ifa->idev == idev) {
> hlist_del_init_rcu(&ifa->addr_lst);
> addrconf_del_timer(ifa);
> @@ -3213,8 +3209,7 @@ static struct inet6_ifaddr *if6_get_first(struct seq_file *seq, loff_t pos)
> }
>
> for (; state->bucket < IN6_ADDR_HSIZE; ++state->bucket) {
> - struct hlist_node *n;
> - hlist_for_each_entry_rcu_bh(ifa, n, &inet6_addr_lst[state->bucket],
> + hlist_for_each_entry_rcu_bh(ifa, &inet6_addr_lst[state->bucket],
> addr_lst) {
> if (!net_eq(dev_net(ifa->idev->dev), net))
> continue;
> @@ -3239,9 +3234,8 @@ static struct inet6_ifaddr *if6_get_next(struct seq_file *seq,
> {
> struct if6_iter_state *state = seq->private;
> struct net *net = seq_file_net(seq);
> - struct hlist_node *n = &ifa->addr_lst;
>
> - hlist_for_each_entry_continue_rcu_bh(ifa, n, addr_lst) {
> + hlist_for_each_entry_continue_rcu_bh(ifa, addr_lst) {
> if (!net_eq(dev_net(ifa->idev->dev), net))
> continue;
> state->offset++;
> @@ -3250,7 +3244,7 @@ static struct inet6_ifaddr *if6_get_next(struct seq_file *seq,
>
> while (++state->bucket < IN6_ADDR_HSIZE) {
> state->offset = 0;
> - hlist_for_each_entry_rcu_bh(ifa, n,
> + hlist_for_each_entry_rcu_bh(ifa,
> &inet6_addr_lst[state->bucket], addr_lst) {
> if (!net_eq(dev_net(ifa->idev->dev), net))
> continue;
> @@ -3352,11 +3346,10 @@ int ipv6_chk_home_addr(struct net *net, const struct in6_addr *addr)
> {
> int ret = 0;
> struct inet6_ifaddr *ifp = NULL;
> - struct hlist_node *n;
> unsigned int hash = inet6_addr_hash(addr);
>
> rcu_read_lock_bh();
> - hlist_for_each_entry_rcu_bh(ifp, n, &inet6_addr_lst[hash], addr_lst) {
> + hlist_for_each_entry_rcu_bh(ifp, &inet6_addr_lst[hash], addr_lst) {
> if (!net_eq(dev_net(ifp->idev->dev), net))
> continue;
> if (ipv6_addr_equal(&ifp->addr, addr) &&
> @@ -3378,7 +3371,6 @@ static void addrconf_verify(unsigned long foo)
> {
> unsigned long now, next, next_sec, next_sched;
> struct inet6_ifaddr *ifp;
> - struct hlist_node *node;
> int i;
>
> rcu_read_lock_bh();
> @@ -3390,7 +3382,7 @@ static void addrconf_verify(unsigned long foo)
>
> for (i = 0; i < IN6_ADDR_HSIZE; i++) {
> restart:
> - hlist_for_each_entry_rcu_bh(ifp, node,
> + hlist_for_each_entry_rcu_bh(ifp,
> &inet6_addr_lst[i], addr_lst) {
> unsigned long age;
>
> @@ -3861,7 +3853,6 @@ static int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb,
> struct net_device *dev;
> struct inet6_dev *idev;
> struct hlist_head *head;
> - struct hlist_node *node;
>
> s_h = cb->args[0];
> s_idx = idx = cb->args[1];
> @@ -3871,7 +3862,7 @@ static int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb,
> for (h = s_h; h < NETDEV_HASHENTRIES; h++, s_idx = 0) {
> idx = 0;
> head = &net->dev_index_head[h];
> - hlist_for_each_entry_rcu(dev, node, head, index_hlist) {
> + hlist_for_each_entry_rcu(dev, head, index_hlist) {
> if (idx < s_idx)
> goto cont;
> if (h > s_h || idx > s_idx)
> @@ -4217,7 +4208,6 @@ static int inet6_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb)
> struct net_device *dev;
> struct inet6_dev *idev;
> struct hlist_head *head;
> - struct hlist_node *node;
>
> s_h = cb->args[0];
> s_idx = cb->args[1];
> @@ -4226,7 +4216,7 @@ static int inet6_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb)
> for (h = s_h; h < NETDEV_HASHENTRIES; h++, s_idx = 0) {
> idx = 0;
> head = &net->dev_index_head[h];
> - hlist_for_each_entry_rcu(dev, node, head, index_hlist) {
> + hlist_for_each_entry_rcu(dev, head, index_hlist) {
> if (idx < s_idx)
> goto cont;
> idev = __in6_dev_get(dev);
> diff --git a/net/ipv6/addrlabel.c b/net/ipv6/addrlabel.c
> index ff76eec..aad6435 100644
> --- a/net/ipv6/addrlabel.c
> +++ b/net/ipv6/addrlabel.c
> @@ -173,9 +173,8 @@ static struct ip6addrlbl_entry *__ipv6_addr_label(struct net *net,
> const struct in6_addr *addr,
> int type, int ifindex)
> {
> - struct hlist_node *pos;
> struct ip6addrlbl_entry *p;
> - hlist_for_each_entry_rcu(p, pos, &ip6addrlbl_table.head, list) {
> + hlist_for_each_entry_rcu(p, &ip6addrlbl_table.head, list) {
> if (__ip6addrlbl_match(net, p, addr, type, ifindex))
> return p;
> }
> @@ -261,9 +260,9 @@ static int __ip6addrlbl_add(struct ip6addrlbl_entry *newp, int replace)
> if (hlist_empty(&ip6addrlbl_table.head)) {
> hlist_add_head_rcu(&newp->list, &ip6addrlbl_table.head);
> } else {
> - struct hlist_node *pos, *n;
> + struct hlist_node *n;
> struct ip6addrlbl_entry *p = NULL;
> - hlist_for_each_entry_safe(p, pos, n,
> + hlist_for_each_entry_safe(p, n,
> &ip6addrlbl_table.head, list) {
> if (p->prefixlen == newp->prefixlen &&
> net_eq(ip6addrlbl_net(p), ip6addrlbl_net(newp)) &&
> @@ -319,13 +318,13 @@ static int __ip6addrlbl_del(struct net *net,
> int ifindex)
> {
> struct ip6addrlbl_entry *p = NULL;
> - struct hlist_node *pos, *n;
> + struct hlist_node *n;
> int ret = -ESRCH;
>
> ADDRLABEL(KERN_DEBUG "%s(prefix=%pI6, prefixlen=%d, ifindex=%d)\n",
> __func__, prefix, prefixlen, ifindex);
>
> - hlist_for_each_entry_safe(p, pos, n, &ip6addrlbl_table.head, list) {
> + hlist_for_each_entry_safe(p, n, &ip6addrlbl_table.head, list) {
> if (p->prefixlen == prefixlen &&
> net_eq(ip6addrlbl_net(p), net) &&
> p->ifindex == ifindex &&
> @@ -380,11 +379,11 @@ static int __net_init ip6addrlbl_net_init(struct net *net)
> static void __net_exit ip6addrlbl_net_exit(struct net *net)
> {
> struct ip6addrlbl_entry *p = NULL;
> - struct hlist_node *pos, *n;
> + struct hlist_node *n;
>
> /* Remove all labels belonging to the exiting net */
> spin_lock(&ip6addrlbl_table.lock);
> - hlist_for_each_entry_safe(p, pos, n, &ip6addrlbl_table.head, list) {
> + hlist_for_each_entry_safe(p, n, &ip6addrlbl_table.head, list) {
> if (net_eq(ip6addrlbl_net(p), net)) {
> hlist_del_rcu(&p->list);
> ip6addrlbl_put(p);
> @@ -505,12 +504,11 @@ static int ip6addrlbl_dump(struct sk_buff *skb, struct netlink_callback *cb)
> {
> struct net *net = sock_net(skb->sk);
> struct ip6addrlbl_entry *p;
> - struct hlist_node *pos;
> int idx = 0, s_idx = cb->args[0];
> int err;
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(p, pos, &ip6addrlbl_table.head, list) {
> + hlist_for_each_entry_rcu(p, &ip6addrlbl_table.head, list) {
> if (idx >= s_idx &&
> net_eq(ip6addrlbl_net(p), net)) {
> if ((err = ip6addrlbl_fill(skb, p,
> diff --git a/net/ipv6/inet6_connection_sock.c b/net/ipv6/inet6_connection_sock.c
> index 3064785..d0aa464 100644
> --- a/net/ipv6/inet6_connection_sock.c
> +++ b/net/ipv6/inet6_connection_sock.c
> @@ -31,14 +31,13 @@ int inet6_csk_bind_conflict(const struct sock *sk,
> const struct inet_bind_bucket *tb, bool relax)
> {
> const struct sock *sk2;
> - const struct hlist_node *node;
>
> /* We must walk the whole port owner list in this case. -DaveM */
> /*
> * See comment in inet_csk_bind_conflict about sock lookup
> * vs net namespaces issues.
> */
> - sk_for_each_bound(sk2, node, &tb->owners) {
> + sk_for_each_bound(sk2, &tb->owners) {
> if (sk != sk2 &&
> (!sk->sk_bound_dev_if ||
> !sk2->sk_bound_dev_if ||
> @@ -49,7 +48,7 @@ int inet6_csk_bind_conflict(const struct sock *sk,
> break;
> }
>
> - return node != NULL;
> + return sk2 != NULL;
> }
>
> EXPORT_SYMBOL_GPL(inet6_csk_bind_conflict);
> diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
> index 710cafd..192dd1a 100644
> --- a/net/ipv6/ip6_fib.c
> +++ b/net/ipv6/ip6_fib.c
> @@ -224,7 +224,6 @@ struct fib6_table *fib6_get_table(struct net *net, u32 id)
> {
> struct fib6_table *tb;
> struct hlist_head *head;
> - struct hlist_node *node;
> unsigned int h;
>
> if (id == 0)
> @@ -232,7 +231,7 @@ struct fib6_table *fib6_get_table(struct net *net, u32 id)
> h = id & (FIB6_TABLE_HASHSZ - 1);
> rcu_read_lock();
> head = &net->ipv6.fib_table_hash[h];
> - hlist_for_each_entry_rcu(tb, node, head, tb6_hlist) {
> + hlist_for_each_entry_rcu(tb, head, tb6_hlist) {
> if (tb->tb6_id == id) {
> rcu_read_unlock();
> return tb;
> @@ -363,7 +362,6 @@ static int inet6_dump_fib(struct sk_buff *skb, struct netlink_callback *cb)
> struct rt6_rtnl_dump_arg arg;
> struct fib6_walker_t *w;
> struct fib6_table *tb;
> - struct hlist_node *node;
> struct hlist_head *head;
> int res = 0;
>
> @@ -398,7 +396,7 @@ static int inet6_dump_fib(struct sk_buff *skb, struct netlink_callback *cb)
> for (h = s_h; h < FIB6_TABLE_HASHSZ; h++, s_e = 0) {
> e = 0;
> head = &net->ipv6.fib_table_hash[h];
> - hlist_for_each_entry_rcu(tb, node, head, tb6_hlist) {
> + hlist_for_each_entry_rcu(tb, head, tb6_hlist) {
> if (e < s_e)
> goto next;
> res = fib6_dump_table(tb, skb, cb);
> @@ -1520,14 +1518,13 @@ void fib6_clean_all_ro(struct net *net, int (*func)(struct rt6_info *, void *arg
> int prune, void *arg)
> {
> struct fib6_table *table;
> - struct hlist_node *node;
> struct hlist_head *head;
> unsigned int h;
>
> rcu_read_lock();
> for (h = 0; h < FIB6_TABLE_HASHSZ; h++) {
> head = &net->ipv6.fib_table_hash[h];
> - hlist_for_each_entry_rcu(table, node, head, tb6_hlist) {
> + hlist_for_each_entry_rcu(table, head, tb6_hlist) {
> read_lock_bh(&table->tb6_lock);
> fib6_clean_tree(net, &table->tb6_root,
> func, prune, arg);
> @@ -1540,14 +1537,13 @@ void fib6_clean_all(struct net *net, int (*func)(struct rt6_info *, void *arg),
> int prune, void *arg)
> {
> struct fib6_table *table;
> - struct hlist_node *node;
> struct hlist_head *head;
> unsigned int h;
>
> rcu_read_lock();
> for (h = 0; h < FIB6_TABLE_HASHSZ; h++) {
> head = &net->ipv6.fib_table_hash[h];
> - hlist_for_each_entry_rcu(table, node, head, tb6_hlist) {
> + hlist_for_each_entry_rcu(table, head, tb6_hlist) {
> write_lock_bh(&table->tb6_lock);
> fib6_clean_tree(net, &table->tb6_root,
> func, prune, arg);
> diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
> index 6cd29b1..4b8f9ee 100644
> --- a/net/ipv6/raw.c
> +++ b/net/ipv6/raw.c
> @@ -71,10 +71,9 @@ static struct sock *__raw_v6_lookup(struct net *net, struct sock *sk,
> unsigned short num, const struct in6_addr *loc_addr,
> const struct in6_addr *rmt_addr, int dif)
> {
> - struct hlist_node *node;
> bool is_multicast = ipv6_addr_is_multicast(loc_addr);
>
> - sk_for_each_from(sk, node)
> + sk_for_each_from(sk)
> if (inet_sk(sk)->inet_num == num) {
> struct ipv6_pinfo *np = inet6_sk(sk);
>
> @@ -98,6 +97,24 @@ static struct sock *__raw_v6_lookup(struct net *net, struct sock *sk,
> }
> goto found;
> }
> + sk_for_each_from (sk)
> + if (inet_sk(sk)->inet_num == num) {
> + struct ipv6_pinfo *np=inet6_sk(sk);
> + if (!net_eq(sock_net(sk), net))
> + continue;
> + if (!ipv6_addr_any(&np->daddr) && !ipv6_addr_equal(&np->daddr, rmt_addr))
> + continue;
> + if (sk->sk_bound_dev_if && sk->sk_bound_dev_if != dif)
> + continue;
> + if (!ipv6_addr_any(&np->rcv_saddr)) {
> + if (ipv6_addr_equal(&np->rcv_saddr, loc_addr))
> + goto found;
> + if (is_multicast && inet6_mc_check(sk, loc_addr, rmt_addr))
> + goto found;
> + continue;
> + }
> + goto found;
> + }
> sk = NULL;
> found:
> return sk;
> diff --git a/net/ipv6/xfrm6_tunnel.c b/net/ipv6/xfrm6_tunnel.c
> index ee5a706..bbed72a 100644
> --- a/net/ipv6/xfrm6_tunnel.c
> +++ b/net/ipv6/xfrm6_tunnel.c
> @@ -89,9 +89,8 @@ static struct xfrm6_tunnel_spi *__xfrm6_tunnel_spi_lookup(struct net *net, const
> {
> struct xfrm6_tunnel_net *xfrm6_tn = xfrm6_tunnel_pernet(net);
> struct xfrm6_tunnel_spi *x6spi;
> - struct hlist_node *pos;
>
> - hlist_for_each_entry_rcu(x6spi, pos,
> + hlist_for_each_entry_rcu(x6spi,
> &xfrm6_tn->spi_byaddr[xfrm6_tunnel_spi_hash_byaddr(saddr)],
> list_byaddr) {
> if (memcmp(&x6spi->addr, saddr, sizeof(x6spi->addr)) == 0)
> @@ -120,9 +119,8 @@ static int __xfrm6_tunnel_spi_check(struct net *net, u32 spi)
> struct xfrm6_tunnel_net *xfrm6_tn = xfrm6_tunnel_pernet(net);
> struct xfrm6_tunnel_spi *x6spi;
> int index = xfrm6_tunnel_spi_hash_byspi(spi);
> - struct hlist_node *pos;
>
> - hlist_for_each_entry(x6spi, pos,
> + hlist_for_each_entry(x6spi,
> &xfrm6_tn->spi_byspi[index],
> list_byspi) {
> if (x6spi->spi == spi)
> @@ -203,11 +201,11 @@ static void xfrm6_tunnel_free_spi(struct net *net, xfrm_address_t *saddr)
> {
> struct xfrm6_tunnel_net *xfrm6_tn = xfrm6_tunnel_pernet(net);
> struct xfrm6_tunnel_spi *x6spi;
> - struct hlist_node *pos, *n;
> + struct hlist_node *n;
>
> spin_lock_bh(&xfrm6_tunnel_spi_lock);
>
> - hlist_for_each_entry_safe(x6spi, pos, n,
> + hlist_for_each_entry_safe(x6spi, n,
> &xfrm6_tn->spi_byaddr[xfrm6_tunnel_spi_hash_byaddr(saddr)],
> list_byaddr)
> {
> diff --git a/net/ipx/af_ipx.c b/net/ipx/af_ipx.c
> index dfd6faa..f547a47 100644
> --- a/net/ipx/af_ipx.c
> +++ b/net/ipx/af_ipx.c
> @@ -228,9 +228,8 @@ static struct sock *__ipxitf_find_socket(struct ipx_interface *intrfc,
> __be16 port)
> {
> struct sock *s;
> - struct hlist_node *node;
>
> - sk_for_each(s, node, &intrfc->if_sklist)
> + sk_for_each(s, &intrfc->if_sklist)
> if (ipx_sk(s)->port == port)
> goto found;
> s = NULL;
> @@ -259,12 +258,11 @@ static struct sock *ipxitf_find_internal_socket(struct ipx_interface *intrfc,
> __be16 port)
> {
> struct sock *s;
> - struct hlist_node *node;
>
> ipxitf_hold(intrfc);
> spin_lock_bh(&intrfc->if_sklist_lock);
>
> - sk_for_each(s, node, &intrfc->if_sklist) {
> + sk_for_each(s, &intrfc->if_sklist) {
> struct ipx_sock *ipxs = ipx_sk(s);
>
> if (ipxs->port == port &&
> @@ -282,14 +280,14 @@ found:
> static void __ipxitf_down(struct ipx_interface *intrfc)
> {
> struct sock *s;
> - struct hlist_node *node, *t;
> + struct hlist_node *t;
>
> /* Delete all routes associated with this interface */
> ipxrtr_del_routes(intrfc);
>
> spin_lock_bh(&intrfc->if_sklist_lock);
> /* error sockets */
> - sk_for_each_safe(s, node, t, &intrfc->if_sklist) {
> + sk_for_each_safe(s, t, &intrfc->if_sklist) {
> struct ipx_sock *ipxs = ipx_sk(s);
>
> s->sk_err = ENOLINK;
> @@ -385,12 +383,11 @@ static int ipxitf_demux_socket(struct ipx_interface *intrfc,
> int is_broadcast = !memcmp(ipx->ipx_dest.node, ipx_broadcast_node,
> IPX_NODE_LEN);
> struct sock *s;
> - struct hlist_node *node;
> int rc;
>
> spin_lock_bh(&intrfc->if_sklist_lock);
>
> - sk_for_each(s, node, &intrfc->if_sklist) {
> + sk_for_each(s, &intrfc->if_sklist) {
> struct ipx_sock *ipxs = ipx_sk(s);
>
> if (ipxs->port == ipx->ipx_dest.sock &&
> @@ -446,12 +443,11 @@ static struct sock *ncp_connection_hack(struct ipx_interface *intrfc,
> connection = (((int) *(ncphdr + 9)) << 8) | (int) *(ncphdr + 8);
>
> if (connection) {
> - struct hlist_node *node;
> /* Now we have to look for a special NCP connection handling
> * socket. Only these sockets have ipx_ncp_conn != 0, set by
> * SIOCIPXNCPCONN. */
> spin_lock_bh(&intrfc->if_sklist_lock);
> - sk_for_each(sk, node, &intrfc->if_sklist)
> + sk_for_each(sk, &intrfc->if_sklist)
> if (ipx_sk(sk)->ipx_ncp_conn == connection) {
> sock_hold(sk);
> goto found;
> diff --git a/net/ipx/ipx_proc.c b/net/ipx/ipx_proc.c
> index 02ff7f2..65e8833 100644
> --- a/net/ipx/ipx_proc.c
> +++ b/net/ipx/ipx_proc.c
> @@ -103,19 +103,18 @@ out:
> static __inline__ struct sock *ipx_get_socket_idx(loff_t pos)
> {
> struct sock *s = NULL;
> - struct hlist_node *node;
> struct ipx_interface *i;
>
> list_for_each_entry(i, &ipx_interfaces, node) {
> spin_lock_bh(&i->if_sklist_lock);
> - sk_for_each(s, node, &i->if_sklist) {
> + sk_for_each(s, &i->if_sklist) {
> if (!pos)
> break;
> --pos;
> }
> spin_unlock_bh(&i->if_sklist_lock);
> if (!pos) {
> - if (node)
> + if (s)
> goto found;
> break;
> }
> diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c
> index cd6f7a9..a7d11ffe 100644
> --- a/net/iucv/af_iucv.c
> +++ b/net/iucv/af_iucv.c
> @@ -156,14 +156,13 @@ static int afiucv_pm_freeze(struct device *dev)
> {
> struct iucv_sock *iucv;
> struct sock *sk;
> - struct hlist_node *node;
> int err = 0;
>
> #ifdef CONFIG_PM_DEBUG
> printk(KERN_WARNING "afiucv_pm_freeze\n");
> #endif
> read_lock(&iucv_sk_list.lock);
> - sk_for_each(sk, node, &iucv_sk_list.head) {
> + sk_for_each(sk, &iucv_sk_list.head) {
> iucv = iucv_sk(sk);
> switch (sk->sk_state) {
> case IUCV_DISCONN:
> @@ -194,13 +193,12 @@ static int afiucv_pm_freeze(struct device *dev)
> static int afiucv_pm_restore_thaw(struct device *dev)
> {
> struct sock *sk;
> - struct hlist_node *node;
>
> #ifdef CONFIG_PM_DEBUG
> printk(KERN_WARNING "afiucv_pm_restore_thaw\n");
> #endif
> read_lock(&iucv_sk_list.lock);
> - sk_for_each(sk, node, &iucv_sk_list.head) {
> + sk_for_each(sk, &iucv_sk_list.head) {
> switch (sk->sk_state) {
> case IUCV_CONNECTED:
> sk->sk_err = EPIPE;
> @@ -390,9 +388,8 @@ static int afiucv_hs_send(struct iucv_message *imsg, struct sock *sock,
> static struct sock *__iucv_get_sock_by_name(char *nm)
> {
> struct sock *sk;
> - struct hlist_node *node;
>
> - sk_for_each(sk, node, &iucv_sk_list.head)
> + sk_for_each(sk, &iucv_sk_list.head)
> if (!memcmp(&iucv_sk(sk)->src_name, nm, 8))
> return sk;
>
> @@ -1678,7 +1675,6 @@ static int iucv_callback_connreq(struct iucv_path *path,
> unsigned char user_data[16];
> unsigned char nuser_data[16];
> unsigned char src_name[8];
> - struct hlist_node *node;
> struct sock *sk, *nsk;
> struct iucv_sock *iucv, *niucv;
> int err;
> @@ -1689,7 +1685,7 @@ static int iucv_callback_connreq(struct iucv_path *path,
> read_lock(&iucv_sk_list.lock);
> iucv = NULL;
> sk = NULL;
> - sk_for_each(sk, node, &iucv_sk_list.head)
> + sk_for_each(sk, &iucv_sk_list.head)
> if (sk->sk_state == IUCV_LISTEN &&
> !memcmp(&iucv_sk(sk)->src_name, src_name, 8)) {
> /*
> @@ -2115,7 +2111,6 @@ static int afiucv_hs_callback_rx(struct sock *sk, struct sk_buff *skb)
> static int afiucv_hs_rcv(struct sk_buff *skb, struct net_device *dev,
> struct packet_type *pt, struct net_device *orig_dev)
> {
> - struct hlist_node *node;
> struct sock *sk;
> struct iucv_sock *iucv;
> struct af_iucv_trans_hdr *trans_hdr;
> @@ -2132,7 +2127,7 @@ static int afiucv_hs_rcv(struct sk_buff *skb, struct net_device *dev,
> iucv = NULL;
> sk = NULL;
> read_lock(&iucv_sk_list.lock);
> - sk_for_each(sk, node, &iucv_sk_list.head) {
> + sk_for_each(sk, &iucv_sk_list.head) {
> if (trans_hdr->flags == AF_IUCV_FLAG_SYN) {
> if ((!memcmp(&iucv_sk(sk)->src_name,
> trans_hdr->destAppName, 8)) &&
> @@ -2225,10 +2220,9 @@ static void afiucv_hs_callback_txnotify(struct sk_buff *skb,
> struct sk_buff *list_skb;
> struct sk_buff *nskb;
> unsigned long flags;
> - struct hlist_node *node;
>
> read_lock_irqsave(&iucv_sk_list.lock, flags);
> - sk_for_each(sk, node, &iucv_sk_list.head)
> + sk_for_each(sk, &iucv_sk_list.head)
> if (sk == isk) {
> iucv = iucv_sk(sk);
> break;
> @@ -2299,14 +2293,13 @@ static int afiucv_netdev_event(struct notifier_block *this,
> unsigned long event, void *ptr)
> {
> struct net_device *event_dev = (struct net_device *)ptr;
> - struct hlist_node *node;
> struct sock *sk;
> struct iucv_sock *iucv;
>
> switch (event) {
> case NETDEV_REBOOT:
> case NETDEV_GOING_DOWN:
> - sk_for_each(sk, node, &iucv_sk_list.head) {
> + sk_for_each(sk, &iucv_sk_list.head) {
> iucv = iucv_sk(sk);
> if ((iucv->hs_dev == event_dev) &&
> (sk->sk_state == IUCV_CONNECTED)) {
> diff --git a/net/key/af_key.c b/net/key/af_key.c
> index 5b426a6..4e8b3bc 100644
> --- a/net/key/af_key.c
> +++ b/net/key/af_key.c
> @@ -226,7 +226,6 @@ static int pfkey_broadcast(struct sk_buff *skb, gfp_t allocation,
> {
> struct netns_pfkey *net_pfkey = net_generic(net, pfkey_net_id);
> struct sock *sk;
> - struct hlist_node *node;
> struct sk_buff *skb2 = NULL;
> int err = -ESRCH;
>
> @@ -237,7 +236,7 @@ static int pfkey_broadcast(struct sk_buff *skb, gfp_t allocation,
> return -ENOMEM;
>
> rcu_read_lock();
> - sk_for_each_rcu(sk, node, &net_pfkey->table) {
> + sk_for_each_rcu(sk, &net_pfkey->table) {
> struct pfkey_sock *pfk = pfkey_sk(sk);
> int err2;
>
> diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c
> index 1a9f372..db655af 100644
> --- a/net/l2tp/l2tp_core.c
> +++ b/net/l2tp/l2tp_core.c
> @@ -176,10 +176,9 @@ static struct l2tp_session *l2tp_session_find_2(struct net *net, u32 session_id)
> struct hlist_head *session_list =
> l2tp_session_id_hash_2(pn, session_id);
> struct l2tp_session *session;
> - struct hlist_node *walk;
>
> rcu_read_lock_bh();
> - hlist_for_each_entry_rcu(session, walk, session_list, global_hlist) {
> + hlist_for_each_entry_rcu(session, session_list, global_hlist) {
> if (session->session_id == session_id) {
> rcu_read_unlock_bh();
> return session;
> @@ -208,7 +207,6 @@ struct l2tp_session *l2tp_session_find(struct net *net, struct l2tp_tunnel *tunn
> {
> struct hlist_head *session_list;
> struct l2tp_session *session;
> - struct hlist_node *walk;
>
> /* In L2TPv3, session_ids are unique over all tunnels and we
> * sometimes need to look them up before we know the
> @@ -219,7 +217,7 @@ struct l2tp_session *l2tp_session_find(struct net *net, struct l2tp_tunnel *tunn
>
> session_list = l2tp_session_id_hash(tunnel, session_id);
> read_lock_bh(&tunnel->hlist_lock);
> - hlist_for_each_entry(session, walk, session_list, hlist) {
> + hlist_for_each_entry(session, session_list, hlist) {
> if (session->session_id == session_id) {
> read_unlock_bh(&tunnel->hlist_lock);
> return session;
> @@ -234,13 +232,12 @@ EXPORT_SYMBOL_GPL(l2tp_session_find);
> struct l2tp_session *l2tp_session_find_nth(struct l2tp_tunnel *tunnel, int nth)
> {
> int hash;
> - struct hlist_node *walk;
> struct l2tp_session *session;
> int count = 0;
>
> read_lock_bh(&tunnel->hlist_lock);
> for (hash = 0; hash < L2TP_HASH_SIZE; hash++) {
> - hlist_for_each_entry(session, walk, &tunnel->session_hlist[hash], hlist) {
> + hlist_for_each_entry(session, &tunnel->session_hlist[hash], hlist) {
> if (++count > nth) {
> read_unlock_bh(&tunnel->hlist_lock);
> return session;
> @@ -261,12 +258,11 @@ struct l2tp_session *l2tp_session_find_by_ifname(struct net *net, char *ifname)
> {
> struct l2tp_net *pn = l2tp_pernet(net);
> int hash;
> - struct hlist_node *walk;
> struct l2tp_session *session;
>
> rcu_read_lock_bh();
> for (hash = 0; hash < L2TP_HASH_SIZE_2; hash++) {
> - hlist_for_each_entry_rcu(session, walk, &pn->l2tp_session_hlist[hash], global_hlist) {
> + hlist_for_each_entry_rcu(session, &pn->l2tp_session_hlist[hash], global_hlist) {
> if (!strcmp(session->ifname, ifname)) {
> rcu_read_unlock_bh();
> return session;
> diff --git a/net/l2tp/l2tp_ip.c b/net/l2tp/l2tp_ip.c
> index 61d8b75..e619ada 100644
> --- a/net/l2tp/l2tp_ip.c
> +++ b/net/l2tp/l2tp_ip.c
> @@ -49,10 +49,9 @@ static inline struct l2tp_ip_sock *l2tp_ip_sk(const struct sock *sk)
>
> static struct sock *__l2tp_ip_bind_lookup(struct net *net, __be32 laddr, int dif, u32 tunnel_id)
> {
> - struct hlist_node *node;
> struct sock *sk;
>
> - sk_for_each_bound(sk, node, &l2tp_ip_bind_table) {
> + sk_for_each_bound(sk, &l2tp_ip_bind_table) {
> struct inet_sock *inet = inet_sk(sk);
> struct l2tp_ip_sock *l2tp = l2tp_ip_sk(sk);
>
> diff --git a/net/l2tp/l2tp_ip6.c b/net/l2tp/l2tp_ip6.c
> index 9275471..aa7f520 100644
> --- a/net/l2tp/l2tp_ip6.c
> +++ b/net/l2tp/l2tp_ip6.c
> @@ -60,10 +60,9 @@ static struct sock *__l2tp_ip6_bind_lookup(struct net *net,
> struct in6_addr *laddr,
> int dif, u32 tunnel_id)
> {
> - struct hlist_node *node;
> struct sock *sk;
>
> - sk_for_each_bound(sk, node, &l2tp_ip6_bind_table) {
> + sk_for_each_bound(sk, &l2tp_ip6_bind_table) {
> struct in6_addr *addr = inet6_rcv_saddr(sk);
> struct l2tp_ip6_sock *l2tp = l2tp_ip6_sk(sk);
>
> diff --git a/net/llc/llc_sap.c b/net/llc/llc_sap.c
> index 7c5073b..78be45c 100644
> --- a/net/llc/llc_sap.c
> +++ b/net/llc/llc_sap.c
> @@ -393,12 +393,11 @@ static void llc_sap_mcast(struct llc_sap *sap,
> {
> int i = 0, count = 256 / sizeof(struct sock *);
> struct sock *sk, *stack[count];
> - struct hlist_node *node;
> struct llc_sock *llc;
> struct hlist_head *dev_hb = llc_sk_dev_hash(sap, skb->dev->ifindex);
>
> spin_lock_bh(&sap->sk_lock);
> - hlist_for_each_entry(llc, node, dev_hb, dev_hash_node) {
> + hlist_for_each_entry(llc, dev_hb, dev_hash_node) {
>
> sk = &llc->sk;
>
> diff --git a/net/mac80211/mesh_pathtbl.c b/net/mac80211/mesh_pathtbl.c
> index aa74981..4ac7a7a 100644
> --- a/net/mac80211/mesh_pathtbl.c
> +++ b/net/mac80211/mesh_pathtbl.c
> @@ -69,9 +69,9 @@ static inline struct mesh_table *resize_dereference_mpp_paths(void)
> * it's used twice. So it is illegal to do
> * for_each_mesh_entry(rcu_dereference(...), ...)
> */
> -#define for_each_mesh_entry(tbl, p, node, i) \
> +#define for_each_mesh_entry(tbl, node, i) \
> for (i = 0; i <= tbl->hash_mask; i++) \
> - hlist_for_each_entry_rcu(node, p, &tbl->hash_buckets[i], list)
> + hlist_for_each_entry_rcu(node, &tbl->hash_buckets[i], list)
>
>
> static struct mesh_table *mesh_table_alloc(int size_order)
> @@ -136,7 +136,7 @@ static void mesh_table_free(struct mesh_table *tbl, bool free_leafs)
> }
> if (free_leafs) {
> spin_lock_bh(&tbl->gates_lock);
> - hlist_for_each_entry_safe(gate, p, q,
> + hlist_for_each_entry_safe(gate, q,
> tbl->known_gates, list) {
> hlist_del(&gate->list);
> kfree(gate);
> @@ -329,12 +329,11 @@ static struct mesh_path *mpath_lookup(struct mesh_table *tbl, u8 *dst,
> struct ieee80211_sub_if_data *sdata)
> {
> struct mesh_path *mpath;
> - struct hlist_node *n;
> struct hlist_head *bucket;
> struct mpath_node *node;
>
> bucket = &tbl->hash_buckets[mesh_table_hash(dst, sdata, tbl)];
> - hlist_for_each_entry_rcu(node, n, bucket, list) {
> + hlist_for_each_entry_rcu(node, bucket, list) {
> mpath = node->mpath;
> if (mpath->sdata == sdata &&
> ether_addr_equal(dst, mpath->dst)) {
> @@ -382,11 +381,10 @@ struct mesh_path *mesh_path_lookup_by_idx(int idx, struct ieee80211_sub_if_data
> {
> struct mesh_table *tbl = rcu_dereference(mesh_paths);
> struct mpath_node *node;
> - struct hlist_node *p;
> int i;
> int j = 0;
>
> - for_each_mesh_entry(tbl, p, node, i) {
> + for_each_mesh_entry(tbl, node, i) {
> if (sdata && node->mpath->sdata != sdata)
> continue;
> if (j++ == idx) {
> @@ -410,13 +408,12 @@ int mesh_path_add_gate(struct mesh_path *mpath)
> {
> struct mesh_table *tbl;
> struct mpath_node *gate, *new_gate;
> - struct hlist_node *n;
> int err;
>
> rcu_read_lock();
> tbl = rcu_dereference(mesh_paths);
>
> - hlist_for_each_entry_rcu(gate, n, tbl->known_gates, list)
> + hlist_for_each_entry_rcu(gate, tbl->known_gates, list)
> if (gate->mpath == mpath) {
> err = -EEXIST;
> goto err_rcu;
> @@ -456,9 +453,9 @@ err_rcu:
> static int mesh_gate_del(struct mesh_table *tbl, struct mesh_path *mpath)
> {
> struct mpath_node *gate;
> - struct hlist_node *p, *q;
> + struct hlist_node *q;
>
> - hlist_for_each_entry_safe(gate, p, q, tbl->known_gates, list)
> + hlist_for_each_entry_safe(gate, q, tbl->known_gates, list)
> if (gate->mpath == mpath) {
> spin_lock_bh(&tbl->gates_lock);
> hlist_del_rcu(&gate->list);
> @@ -501,7 +498,6 @@ int mesh_path_add(u8 *dst, struct ieee80211_sub_if_data *sdata)
> struct mesh_path *mpath, *new_mpath;
> struct mpath_node *node, *new_node;
> struct hlist_head *bucket;
> - struct hlist_node *n;
> int grow = 0;
> int err = 0;
> u32 hash_idx;
> @@ -547,7 +543,7 @@ int mesh_path_add(u8 *dst, struct ieee80211_sub_if_data *sdata)
> spin_lock(&tbl->hashwlock[hash_idx]);
>
> err = -EEXIST;
> - hlist_for_each_entry(node, n, bucket, list) {
> + hlist_for_each_entry(node, bucket, list) {
> mpath = node->mpath;
> if (mpath->sdata == sdata &&
> ether_addr_equal(dst, mpath->dst))
> @@ -636,7 +632,6 @@ int mpp_path_add(u8 *dst, u8 *mpp, struct ieee80211_sub_if_data *sdata)
> struct mesh_path *mpath, *new_mpath;
> struct mpath_node *node, *new_node;
> struct hlist_head *bucket;
> - struct hlist_node *n;
> int grow = 0;
> int err = 0;
> u32 hash_idx;
> @@ -676,7 +671,7 @@ int mpp_path_add(u8 *dst, u8 *mpp, struct ieee80211_sub_if_data *sdata)
> spin_lock(&tbl->hashwlock[hash_idx]);
>
> err = -EEXIST;
> - hlist_for_each_entry(node, n, bucket, list) {
> + hlist_for_each_entry(node, bucket, list) {
> mpath = node->mpath;
> if (mpath->sdata == sdata &&
> ether_addr_equal(dst, mpath->dst))
> @@ -721,14 +716,13 @@ void mesh_plink_broken(struct sta_info *sta)
> static const u8 bcast[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
> struct mesh_path *mpath;
> struct mpath_node *node;
> - struct hlist_node *p;
> struct ieee80211_sub_if_data *sdata = sta->sdata;
> int i;
> __le16 reason = cpu_to_le16(WLAN_REASON_MESH_PATH_DEST_UNREACHABLE);
>
> rcu_read_lock();
> tbl = rcu_dereference(mesh_paths);
> - for_each_mesh_entry(tbl, p, node, i) {
> + for_each_mesh_entry(tbl, node, i) {
> mpath = node->mpath;
> if (rcu_dereference(mpath->next_hop) == sta &&
> mpath->flags & MESH_PATH_ACTIVE &&
> @@ -787,13 +781,12 @@ void mesh_path_flush_by_nexthop(struct sta_info *sta)
> struct mesh_table *tbl;
> struct mesh_path *mpath;
> struct mpath_node *node;
> - struct hlist_node *p;
> int i;
>
> rcu_read_lock();
> read_lock_bh(&pathtbl_resize_lock);
> tbl = resize_dereference_mesh_paths();
> - for_each_mesh_entry(tbl, p, node, i) {
> + for_each_mesh_entry(tbl, node, i) {
> mpath = node->mpath;
> if (rcu_dereference(mpath->next_hop) == sta) {
> spin_lock(&tbl->hashwlock[i]);
> @@ -810,11 +803,10 @@ static void table_flush_by_iface(struct mesh_table *tbl,
> {
> struct mesh_path *mpath;
> struct mpath_node *node;
> - struct hlist_node *p;
> int i;
>
> WARN_ON(!rcu_read_lock_held());
> - for_each_mesh_entry(tbl, p, node, i) {
> + for_each_mesh_entry(tbl, node, i) {
> mpath = node->mpath;
> if (mpath->sdata != sdata)
> continue;
> @@ -860,7 +852,6 @@ int mesh_path_del(u8 *addr, struct ieee80211_sub_if_data *sdata)
> struct mesh_path *mpath;
> struct mpath_node *node;
> struct hlist_head *bucket;
> - struct hlist_node *n;
> int hash_idx;
> int err = 0;
>
> @@ -870,7 +861,7 @@ int mesh_path_del(u8 *addr, struct ieee80211_sub_if_data *sdata)
> bucket = &tbl->hash_buckets[hash_idx];
>
> spin_lock(&tbl->hashwlock[hash_idx]);
> - hlist_for_each_entry(node, n, bucket, list) {
> + hlist_for_each_entry(node, bucket, list) {
> mpath = node->mpath;
> if (mpath->sdata == sdata &&
> ether_addr_equal(addr, mpath->dst)) {
> @@ -915,7 +906,6 @@ void mesh_path_tx_pending(struct mesh_path *mpath)
> int mesh_path_send_to_gates(struct mesh_path *mpath)
> {
> struct ieee80211_sub_if_data *sdata = mpath->sdata;
> - struct hlist_node *n;
> struct mesh_table *tbl;
> struct mesh_path *from_mpath = mpath;
> struct mpath_node *gate = NULL;
> @@ -930,7 +920,7 @@ int mesh_path_send_to_gates(struct mesh_path *mpath)
> if (!known_gates)
> return -EHOSTUNREACH;
>
> - hlist_for_each_entry_rcu(gate, n, known_gates, list) {
> + hlist_for_each_entry_rcu(gate, known_gates, list) {
> if (gate->mpath->sdata != sdata)
> continue;
>
> @@ -946,7 +936,7 @@ int mesh_path_send_to_gates(struct mesh_path *mpath)
> }
> }
>
> - hlist_for_each_entry_rcu(gate, n, known_gates, list)
> + hlist_for_each_entry_rcu(gate, known_gates, list)
> if (gate->mpath->sdata == sdata) {
> mpath_dbg(sdata, "Sending to %pM\n", gate->mpath->dst);
> mesh_path_tx_pending(gate->mpath);
> @@ -1091,12 +1081,11 @@ void mesh_path_expire(struct ieee80211_sub_if_data *sdata)
> struct mesh_table *tbl;
> struct mesh_path *mpath;
> struct mpath_node *node;
> - struct hlist_node *p;
> int i;
>
> rcu_read_lock();
> tbl = rcu_dereference(mesh_paths);
> - for_each_mesh_entry(tbl, p, node, i) {
> + for_each_mesh_entry(tbl, node, i) {
> if (node->mpath->sdata != sdata)
> continue;
> mpath = node->mpath;
> diff --git a/net/netfilter/ipvs/ip_vs_conn.c b/net/netfilter/ipvs/ip_vs_conn.c
> index 30e764a..cb6fe4f 100644
> --- a/net/netfilter/ipvs/ip_vs_conn.c
> +++ b/net/netfilter/ipvs/ip_vs_conn.c
> @@ -259,13 +259,12 @@ __ip_vs_conn_in_get(const struct ip_vs_conn_param *p)
> {
> unsigned int hash;
> struct ip_vs_conn *cp;
> - struct hlist_node *n;
>
> hash = ip_vs_conn_hashkey_param(p, false);
>
> ct_read_lock(hash);
>
> - hlist_for_each_entry(cp, n, &ip_vs_conn_tab[hash], c_list) {
> + hlist_for_each_entry(cp, &ip_vs_conn_tab[hash], c_list) {
> if (cp->af == p->af &&
> p->cport == cp->cport && p->vport == cp->vport &&
> ip_vs_addr_equal(p->af, p->caddr, &cp->caddr) &&
> @@ -344,13 +343,12 @@ struct ip_vs_conn *ip_vs_ct_in_get(const struct ip_vs_conn_param *p)
> {
> unsigned int hash;
> struct ip_vs_conn *cp;
> - struct hlist_node *n;
>
> hash = ip_vs_conn_hashkey_param(p, false);
>
> ct_read_lock(hash);
>
> - hlist_for_each_entry(cp, n, &ip_vs_conn_tab[hash], c_list) {
> + hlist_for_each_entry(cp, &ip_vs_conn_tab[hash], c_list) {
> if (!ip_vs_conn_net_eq(cp, p->net))
> continue;
> if (p->pe_data && p->pe->ct_match) {
> @@ -394,7 +392,6 @@ struct ip_vs_conn *ip_vs_conn_out_get(const struct ip_vs_conn_param *p)
> {
> unsigned int hash;
> struct ip_vs_conn *cp, *ret=NULL;
> - struct hlist_node *n;
>
> /*
> * Check for "full" addressed entries
> @@ -403,7 +400,7 @@ struct ip_vs_conn *ip_vs_conn_out_get(const struct ip_vs_conn_param *p)
>
> ct_read_lock(hash);
>
> - hlist_for_each_entry(cp, n, &ip_vs_conn_tab[hash], c_list) {
> + hlist_for_each_entry(cp, &ip_vs_conn_tab[hash], c_list) {
> if (cp->af == p->af &&
> p->vport == cp->cport && p->cport == cp->dport &&
> ip_vs_addr_equal(p->af, p->vaddr, &cp->caddr) &&
> @@ -954,11 +951,10 @@ static void *ip_vs_conn_array(struct seq_file *seq, loff_t pos)
> int idx;
> struct ip_vs_conn *cp;
> struct ip_vs_iter_state *iter = seq->private;
> - struct hlist_node *n;
>
> for (idx = 0; idx < ip_vs_conn_tab_size; idx++) {
> ct_read_lock_bh(idx);
> - hlist_for_each_entry(cp, n, &ip_vs_conn_tab[idx], c_list) {
> + hlist_for_each_entry(cp, &ip_vs_conn_tab[idx], c_list) {
> if (pos-- == 0) {
> iter->l = &ip_vs_conn_tab[idx];
> return cp;
> @@ -982,7 +978,6 @@ static void *ip_vs_conn_seq_next(struct seq_file *seq, void *v, loff_t *pos)
> {
> struct ip_vs_conn *cp = v;
> struct ip_vs_iter_state *iter = seq->private;
> - struct hlist_node *e;
> struct hlist_head *l = iter->l;
> int idx;
>
> @@ -991,15 +986,15 @@ static void *ip_vs_conn_seq_next(struct seq_file *seq, void *v, loff_t *pos)
> return ip_vs_conn_array(seq, 0);
>
> /* more on same hash chain? */
> - if ((e = cp->c_list.next))
> - return hlist_entry(e, struct ip_vs_conn, c_list);
> + if (cp->c_list.next)
> + return hlist_entry(cp->c_list.next, struct ip_vs_conn, c_list);
>
> idx = l - ip_vs_conn_tab;
> ct_read_unlock_bh(idx);
>
> while (++idx < ip_vs_conn_tab_size) {
> ct_read_lock_bh(idx);
> - hlist_for_each_entry(cp, e, &ip_vs_conn_tab[idx], c_list) {
> + hlist_for_each_entry(cp, &ip_vs_conn_tab[idx], c_list) {
> iter->l = &ip_vs_conn_tab[idx];
> return cp;
> }
> @@ -1201,14 +1196,13 @@ void ip_vs_random_dropentry(struct net *net)
> */
> for (idx = 0; idx < (ip_vs_conn_tab_size>>5); idx++) {
> unsigned int hash = net_random() & ip_vs_conn_tab_mask;
> - struct hlist_node *n;
>
> /*
> * Lock is actually needed in this loop.
> */
> ct_write_lock_bh(hash);
>
> - hlist_for_each_entry(cp, n, &ip_vs_conn_tab[hash], c_list) {
> + hlist_for_each_entry(cp, &ip_vs_conn_tab[hash], c_list) {
> if (cp->flags & IP_VS_CONN_F_TEMPLATE)
> /* connection template */
> continue;
> @@ -1256,14 +1250,12 @@ static void ip_vs_conn_flush(struct net *net)
>
> flush_again:
> for (idx = 0; idx < ip_vs_conn_tab_size; idx++) {
> - struct hlist_node *n;
> -
> /*
> * Lock is actually needed in this loop.
> */
> ct_write_lock_bh(idx);
>
> - hlist_for_each_entry(cp, n, &ip_vs_conn_tab[idx], c_list) {
> + hlist_for_each_entry(cp, &ip_vs_conn_tab[idx], c_list) {
> if (!ip_vs_conn_net_eq(cp, net))
> continue;
> IP_VS_DBG(4, "del connection\n");
> diff --git a/net/netfilter/nf_conntrack_expect.c b/net/netfilter/nf_conntrack_expect.c
> index 527651a..c083ca1 100644
> --- a/net/netfilter/nf_conntrack_expect.c
> +++ b/net/netfilter/nf_conntrack_expect.c
> @@ -90,14 +90,13 @@ __nf_ct_expect_find(struct net *net, u16 zone,
> const struct nf_conntrack_tuple *tuple)
> {
> struct nf_conntrack_expect *i;
> - struct hlist_node *n;
> unsigned int h;
>
> if (!net->ct.expect_count)
> return NULL;
>
> h = nf_ct_expect_dst_hash(tuple);
> - hlist_for_each_entry_rcu(i, n, &net->ct.expect_hash[h], hnode) {
> + hlist_for_each_entry_rcu(i, &net->ct.expect_hash[h], hnode) {
> if (nf_ct_tuple_mask_cmp(tuple, &i->tuple, &i->mask) &&
> nf_ct_zone(i->master) == zone)
> return i;
> @@ -130,14 +129,13 @@ nf_ct_find_expectation(struct net *net, u16 zone,
> const struct nf_conntrack_tuple *tuple)
> {
> struct nf_conntrack_expect *i, *exp = NULL;
> - struct hlist_node *n;
> unsigned int h;
>
> if (!net->ct.expect_count)
> return NULL;
>
> h = nf_ct_expect_dst_hash(tuple);
> - hlist_for_each_entry(i, n, &net->ct.expect_hash[h], hnode) {
> + hlist_for_each_entry(i, &net->ct.expect_hash[h], hnode) {
> if (!(i->flags & NF_CT_EXPECT_INACTIVE) &&
> nf_ct_tuple_mask_cmp(tuple, &i->tuple, &i->mask) &&
> nf_ct_zone(i->master) == zone) {
> @@ -172,13 +170,13 @@ void nf_ct_remove_expectations(struct nf_conn *ct)
> {
> struct nf_conn_help *help = nfct_help(ct);
> struct nf_conntrack_expect *exp;
> - struct hlist_node *n, *next;
> + struct hlist_node *next;
>
> /* Optimization: most connection never expect any others. */
> if (!help)
> return;
>
> - hlist_for_each_entry_safe(exp, n, next, &help->expectations, lnode) {
> + hlist_for_each_entry_safe(exp, next, &help->expectations, lnode) {
> if (del_timer(&exp->timeout)) {
> nf_ct_unlink_expect(exp);
> nf_ct_expect_put(exp);
> @@ -348,9 +346,8 @@ static void evict_oldest_expect(struct nf_conn *master,
> {
> struct nf_conn_help *master_help = nfct_help(master);
> struct nf_conntrack_expect *exp, *last = NULL;
> - struct hlist_node *n;
>
> - hlist_for_each_entry(exp, n, &master_help->expectations, lnode) {
> + hlist_for_each_entry(exp, &master_help->expectations, lnode) {
> if (exp->class == new->class)
> last = exp;
> }
> @@ -369,7 +366,7 @@ static inline int __nf_ct_expect_check(struct nf_conntrack_expect *expect)
> struct nf_conn_help *master_help = nfct_help(master);
> struct nf_conntrack_helper *helper;
> struct net *net = nf_ct_exp_net(expect);
> - struct hlist_node *n, *next;
> + struct hlist_node *next;
> unsigned int h;
> int ret = 1;
>
> @@ -378,7 +375,7 @@ static inline int __nf_ct_expect_check(struct nf_conntrack_expect *expect)
> goto out;
> }
> h = nf_ct_expect_dst_hash(&expect->tuple);
> - hlist_for_each_entry_safe(i, n, next, &net->ct.expect_hash[h], hnode) {
> + hlist_for_each_entry_safe(i, next, &net->ct.expect_hash[h], hnode) {
> if (expect_matches(i, expect)) {
> if (del_timer(&i->timeout)) {
> nf_ct_unlink_expect(i);
> diff --git a/net/netfilter/nf_conntrack_helper.c b/net/netfilter/nf_conntrack_helper.c
> index 884f2b3..a63c1c8 100644
> --- a/net/netfilter/nf_conntrack_helper.c
> +++ b/net/netfilter/nf_conntrack_helper.c
> @@ -115,14 +115,13 @@ __nf_ct_helper_find(const struct nf_conntrack_tuple *tuple)
> {
> struct nf_conntrack_helper *helper;
> struct nf_conntrack_tuple_mask mask = { .src.u.all = htons(0xFFFF) };
> - struct hlist_node *n;
> unsigned int h;
>
> if (!nf_ct_helper_count)
> return NULL;
>
> h = helper_hash(tuple);
> - hlist_for_each_entry_rcu(helper, n, &nf_ct_helper_hash[h], hnode) {
> + hlist_for_each_entry_rcu(helper, &nf_ct_helper_hash[h], hnode) {
> if (nf_ct_tuple_src_mask_cmp(tuple, &helper->tuple, &mask))
> return helper;
> }
> @@ -133,11 +132,10 @@ struct nf_conntrack_helper *
> __nf_conntrack_helper_find(const char *name, u16 l3num, u8 protonum)
> {
> struct nf_conntrack_helper *h;
> - struct hlist_node *n;
> unsigned int i;
>
> for (i = 0; i < nf_ct_helper_hsize; i++) {
> - hlist_for_each_entry_rcu(h, n, &nf_ct_helper_hash[i], hnode) {
> + hlist_for_each_entry_rcu(h, &nf_ct_helper_hash[i], hnode) {
> if (!strcmp(h->name, name) &&
> h->tuple.src.l3num == l3num &&
> h->tuple.dst.protonum == protonum)
> @@ -336,7 +334,6 @@ int nf_conntrack_helper_register(struct nf_conntrack_helper *me)
> {
> int ret = 0;
> struct nf_conntrack_helper *cur;
> - struct hlist_node *n;
> unsigned int h = helper_hash(&me->tuple);
>
> BUG_ON(me->expect_policy == NULL);
> @@ -344,7 +341,7 @@ int nf_conntrack_helper_register(struct nf_conntrack_helper *me)
> BUG_ON(strlen(me->name) > NF_CT_HELPER_NAME_LEN - 1);
>
> mutex_lock(&nf_ct_helper_mutex);
> - hlist_for_each_entry(cur, n, &nf_ct_helper_hash[h], hnode) {
> + hlist_for_each_entry(cur, &nf_ct_helper_hash[h], hnode) {
> if (strncmp(cur->name, me->name, NF_CT_HELPER_NAME_LEN) == 0 &&
> cur->tuple.src.l3num == me->tuple.src.l3num &&
> cur->tuple.dst.protonum == me->tuple.dst.protonum) {
> @@ -365,13 +362,13 @@ static void __nf_conntrack_helper_unregister(struct nf_conntrack_helper *me,
> {
> struct nf_conntrack_tuple_hash *h;
> struct nf_conntrack_expect *exp;
> - const struct hlist_node *n, *next;
> + const struct hlist_node *next;
> const struct hlist_nulls_node *nn;
> unsigned int i;
>
> /* Get rid of expectations */
> for (i = 0; i < nf_ct_expect_hsize; i++) {
> - hlist_for_each_entry_safe(exp, n, next,
> + hlist_for_each_entry_safe(exp, next,
> &net->ct.expect_hash[i], hnode) {
> struct nf_conn_help *help = nfct_help(exp->master);
> if ((rcu_dereference_protected(
> diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
> index 627b0e5..4e4af10 100644
> --- a/net/netfilter/nf_conntrack_netlink.c
> +++ b/net/netfilter/nf_conntrack_netlink.c
> @@ -2279,14 +2279,13 @@ ctnetlink_exp_dump_table(struct sk_buff *skb, struct netlink_callback *cb)
> struct net *net = sock_net(skb->sk);
> struct nf_conntrack_expect *exp, *last;
> struct nfgenmsg *nfmsg = nlmsg_data(cb->nlh);
> - struct hlist_node *n;
> u_int8_t l3proto = nfmsg->nfgen_family;
>
> rcu_read_lock();
> last = (struct nf_conntrack_expect *)cb->args[1];
> for (; cb->args[0] < nf_ct_expect_hsize; cb->args[0]++) {
> restart:
> - hlist_for_each_entry(exp, n, &net->ct.expect_hash[cb->args[0]],
> + hlist_for_each_entry(exp, &net->ct.expect_hash[cb->args[0]],
> hnode) {
> if (l3proto && exp->tuple.src.l3num != l3proto)
> continue;
> @@ -2419,7 +2418,7 @@ ctnetlink_del_expect(struct sock *ctnl, struct sk_buff *skb,
> struct nf_conntrack_expect *exp;
> struct nf_conntrack_tuple tuple;
> struct nfgenmsg *nfmsg = nlmsg_data(nlh);
> - struct hlist_node *n, *next;
> + struct hlist_node *next;
> u_int8_t u3 = nfmsg->nfgen_family;
> unsigned int i;
> u16 zone;
> @@ -2466,7 +2465,7 @@ ctnetlink_del_expect(struct sock *ctnl, struct sk_buff *skb,
> /* delete all expectations for this helper */
> spin_lock_bh(&nf_conntrack_lock);
> for (i = 0; i < nf_ct_expect_hsize; i++) {
> - hlist_for_each_entry_safe(exp, n, next,
> + hlist_for_each_entry_safe(exp, next,
> &net->ct.expect_hash[i],
> hnode) {
> m_help = nfct_help(exp->master);
> @@ -2484,7 +2483,7 @@ ctnetlink_del_expect(struct sock *ctnl, struct sk_buff *skb,
> /* This basically means we have to flush everything*/
> spin_lock_bh(&nf_conntrack_lock);
> for (i = 0; i < nf_ct_expect_hsize; i++) {
> - hlist_for_each_entry_safe(exp, n, next,
> + hlist_for_each_entry_safe(exp, next,
> &net->ct.expect_hash[i],
> hnode) {
> if (del_timer(&exp->timeout)) {
> diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c
> index df8f4f2..16924c6 100644
> --- a/net/netfilter/nf_conntrack_sip.c
> +++ b/net/netfilter/nf_conntrack_sip.c
> @@ -855,11 +855,11 @@ static int refresh_signalling_expectation(struct nf_conn *ct,
> {
> struct nf_conn_help *help = nfct_help(ct);
> struct nf_conntrack_expect *exp;
> - struct hlist_node *n, *next;
> + struct hlist_node *next;
> int found = 0;
>
> spin_lock_bh(&nf_conntrack_lock);
> - hlist_for_each_entry_safe(exp, n, next, &help->expectations, lnode) {
> + hlist_for_each_entry_safe(exp, next, &help->expectations, lnode) {
> if (exp->class != SIP_EXPECT_SIGNALLING ||
> !nf_inet_addr_cmp(&exp->tuple.dst.u3, addr) ||
> exp->tuple.dst.protonum != proto ||
> @@ -881,10 +881,10 @@ static void flush_expectations(struct nf_conn *ct, bool media)
> {
> struct nf_conn_help *help = nfct_help(ct);
> struct nf_conntrack_expect *exp;
> - struct hlist_node *n, *next;
> + struct hlist_node *next;
>
> spin_lock_bh(&nf_conntrack_lock);
> - hlist_for_each_entry_safe(exp, n, next, &help->expectations, lnode) {
> + hlist_for_each_entry_safe(exp, next, &help->expectations, lnode) {
> if ((exp->class != SIP_EXPECT_SIGNALLING) ^ media)
> continue;
> if (!del_timer(&exp->timeout))
> diff --git a/net/netfilter/nf_nat_core.c b/net/netfilter/nf_nat_core.c
> index 5f2f910..8d5769c 100644
> --- a/net/netfilter/nf_nat_core.c
> +++ b/net/netfilter/nf_nat_core.c
> @@ -191,9 +191,8 @@ find_appropriate_src(struct net *net, u16 zone,
> unsigned int h = hash_by_src(net, zone, tuple);
> const struct nf_conn_nat *nat;
> const struct nf_conn *ct;
> - const struct hlist_node *n;
>
> - hlist_for_each_entry_rcu(nat, n, &net->ct.nat_bysource[h], bysource) {
> + hlist_for_each_entry_rcu(nat, &net->ct.nat_bysource[h], bysource) {
> ct = nat->ct;
> if (same_src(ct, tuple) && nf_ct_zone(ct) == zone) {
> /* Copy source part from reply tuple. */
> diff --git a/net/netfilter/nfnetlink_cthelper.c b/net/netfilter/nfnetlink_cthelper.c
> index 945950a..a191b6d 100644
> --- a/net/netfilter/nfnetlink_cthelper.c
> +++ b/net/netfilter/nfnetlink_cthelper.c
> @@ -282,7 +282,6 @@ nfnl_cthelper_new(struct sock *nfnl, struct sk_buff *skb,
> const char *helper_name;
> struct nf_conntrack_helper *cur, *helper = NULL;
> struct nf_conntrack_tuple tuple;
> - struct hlist_node *n;
> int ret = 0, i;
>
> if (!tb[NFCTH_NAME] || !tb[NFCTH_TUPLE])
> @@ -296,7 +295,7 @@ nfnl_cthelper_new(struct sock *nfnl, struct sk_buff *skb,
>
> rcu_read_lock();
> for (i = 0; i < nf_ct_helper_hsize && !helper; i++) {
> - hlist_for_each_entry_rcu(cur, n, &nf_ct_helper_hash[i], hnode) {
> + hlist_for_each_entry_rcu(cur, &nf_ct_helper_hash[i], hnode) {
>
> /* skip non-userspace conntrack helpers. */
> if (!(cur->flags & NF_CT_HELPER_F_USERSPACE))
> @@ -452,13 +451,12 @@ static int
> nfnl_cthelper_dump_table(struct sk_buff *skb, struct netlink_callback *cb)
> {
> struct nf_conntrack_helper *cur, *last;
> - struct hlist_node *n;
>
> rcu_read_lock();
> last = (struct nf_conntrack_helper *)cb->args[1];
> for (; cb->args[0] < nf_ct_helper_hsize; cb->args[0]++) {
> restart:
> - hlist_for_each_entry_rcu(cur, n,
> + hlist_for_each_entry_rcu(cur,
> &nf_ct_helper_hash[cb->args[0]], hnode) {
>
> /* skip non-userspace conntrack helpers. */
> @@ -495,7 +493,6 @@ nfnl_cthelper_get(struct sock *nfnl, struct sk_buff *skb,
> {
> int ret = -ENOENT, i;
> struct nf_conntrack_helper *cur;
> - struct hlist_node *n;
> struct sk_buff *skb2;
> char *helper_name = NULL;
> struct nf_conntrack_tuple tuple;
> @@ -520,7 +517,7 @@ nfnl_cthelper_get(struct sock *nfnl, struct sk_buff *skb,
> }
>
> for (i = 0; i < nf_ct_helper_hsize; i++) {
> - hlist_for_each_entry_rcu(cur, n, &nf_ct_helper_hash[i], hnode) {
> + hlist_for_each_entry_rcu(cur, &nf_ct_helper_hash[i], hnode) {
>
> /* skip non-userspace conntrack helpers. */
> if (!(cur->flags & NF_CT_HELPER_F_USERSPACE))
> @@ -568,7 +565,7 @@ nfnl_cthelper_del(struct sock *nfnl, struct sk_buff *skb,
> {
> char *helper_name = NULL;
> struct nf_conntrack_helper *cur;
> - struct hlist_node *n, *tmp;
> + struct hlist_node *tmp;
> struct nf_conntrack_tuple tuple;
> bool tuple_set = false, found = false;
> int i, j = 0, ret;
> @@ -585,7 +582,7 @@ nfnl_cthelper_del(struct sock *nfnl, struct sk_buff *skb,
> }
>
> for (i = 0; i < nf_ct_helper_hsize; i++) {
> - hlist_for_each_entry_safe(cur, n, tmp, &nf_ct_helper_hash[i],
> + hlist_for_each_entry_safe(cur, tmp, &nf_ct_helper_hash[i],
> hnode) {
> /* skip non-userspace conntrack helpers. */
> if (!(cur->flags & NF_CT_HELPER_F_USERSPACE))
> @@ -654,13 +651,13 @@ err_out:
> static void __exit nfnl_cthelper_exit(void)
> {
> struct nf_conntrack_helper *cur;
> - struct hlist_node *n, *tmp;
> + struct hlist_node *tmp;
> int i;
>
> nfnetlink_subsys_unregister(&nfnl_cthelper_subsys);
>
> for (i=0; i<nf_ct_helper_hsize; i++) {
> - hlist_for_each_entry_safe(cur, n, tmp, &nf_ct_helper_hash[i],
> + hlist_for_each_entry_safe(cur, tmp, &nf_ct_helper_hash[i],
> hnode) {
> /* skip non-userspace conntrack helpers. */
> if (!(cur->flags & NF_CT_HELPER_F_USERSPACE))
> diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c
> index 92fd8ec..f248db5 100644
> --- a/net/netfilter/nfnetlink_log.c
> +++ b/net/netfilter/nfnetlink_log.c
> @@ -87,11 +87,10 @@ static struct nfulnl_instance *
> __instance_lookup(u_int16_t group_num)
> {
> struct hlist_head *head;
> - struct hlist_node *pos;
> struct nfulnl_instance *inst;
>
> head = &instance_table[instance_hashfn(group_num)];
> - hlist_for_each_entry_rcu(inst, pos, head, hlist) {
> + hlist_for_each_entry_rcu(inst, head, hlist) {
> if (inst->group_num == group_num)
> return inst;
> }
> @@ -717,11 +716,11 @@ nfulnl_rcv_nl_event(struct notifier_block *this,
> /* destroy all instances for this portid */
> spin_lock_bh(&instances_lock);
> for (i = 0; i < INSTANCE_BUCKETS; i++) {
> - struct hlist_node *tmp, *t2;
> + struct hlist_node *t2;
> struct nfulnl_instance *inst;
> struct hlist_head *head = &instance_table[i];
>
> - hlist_for_each_entry_safe(inst, tmp, t2, head, hlist) {
> + hlist_for_each_entry_safe(inst, t2, head, hlist) {
> if ((net_eq(n->net, &init_net)) &&
> (n->portid == inst->peer_portid))
> __instance_destroy(inst);
> diff --git a/net/netfilter/nfnetlink_queue_core.c b/net/netfilter/nfnetlink_queue_core.c
> index 3158d87..858fd52 100644
> --- a/net/netfilter/nfnetlink_queue_core.c
> +++ b/net/netfilter/nfnetlink_queue_core.c
> @@ -80,11 +80,10 @@ static struct nfqnl_instance *
> instance_lookup(u_int16_t queue_num)
> {
> struct hlist_head *head;
> - struct hlist_node *pos;
> struct nfqnl_instance *inst;
>
> head = &instance_table[instance_hashfn(queue_num)];
> - hlist_for_each_entry_rcu(inst, pos, head, hlist) {
> + hlist_for_each_entry_rcu(inst, head, hlist) {
> if (inst->queue_num == queue_num)
> return inst;
> }
> @@ -583,11 +582,10 @@ nfqnl_dev_drop(int ifindex)
> rcu_read_lock();
>
> for (i = 0; i < INSTANCE_BUCKETS; i++) {
> - struct hlist_node *tmp;
> struct nfqnl_instance *inst;
> struct hlist_head *head = &instance_table[i];
>
> - hlist_for_each_entry_rcu(inst, tmp, head, hlist)
> + hlist_for_each_entry_rcu(inst, head, hlist)
> nfqnl_flush(inst, dev_cmp, ifindex);
> }
>
> @@ -627,11 +625,11 @@ nfqnl_rcv_nl_event(struct notifier_block *this,
> /* destroy all instances for this portid */
> spin_lock(&instances_lock);
> for (i = 0; i < INSTANCE_BUCKETS; i++) {
> - struct hlist_node *tmp, *t2;
> + struct hlist_node *t2;
> struct nfqnl_instance *inst;
> struct hlist_head *head = &instance_table[i];
>
> - hlist_for_each_entry_safe(inst, tmp, t2, head, hlist) {
> + hlist_for_each_entry_safe(inst, t2, head, hlist) {
> if ((n->net == &init_net) &&
> (n->portid == inst->peer_portid))
> __instance_destroy(inst);
> diff --git a/net/netfilter/xt_RATEEST.c b/net/netfilter/xt_RATEEST.c
> index f264032..370adf6 100644
> --- a/net/netfilter/xt_RATEEST.c
> +++ b/net/netfilter/xt_RATEEST.c
> @@ -43,12 +43,11 @@ static void xt_rateest_hash_insert(struct xt_rateest *est)
> struct xt_rateest *xt_rateest_lookup(const char *name)
> {
> struct xt_rateest *est;
> - struct hlist_node *n;
> unsigned int h;
>
> h = xt_rateest_hash(name);
> mutex_lock(&xt_rateest_mutex);
> - hlist_for_each_entry(est, n, &rateest_hash[h], list) {
> + hlist_for_each_entry(est, &rateest_hash[h], list) {
> if (strcmp(est->name, name) == 0) {
> est->refcnt++;
> mutex_unlock(&xt_rateest_mutex);
> diff --git a/net/netfilter/xt_connlimit.c b/net/netfilter/xt_connlimit.c
> index 70b5591..c40b269 100644
> --- a/net/netfilter/xt_connlimit.c
> +++ b/net/netfilter/xt_connlimit.c
> @@ -101,7 +101,7 @@ static int count_them(struct net *net,
> {
> const struct nf_conntrack_tuple_hash *found;
> struct xt_connlimit_conn *conn;
> - struct hlist_node *pos, *n;
> + struct hlist_node *n;
> struct nf_conn *found_ct;
> struct hlist_head *hash;
> bool addit = true;
> @@ -115,7 +115,7 @@ static int count_them(struct net *net,
> rcu_read_lock();
>
> /* check the saved connections */
> - hlist_for_each_entry_safe(conn, pos, n, hash, node) {
> + hlist_for_each_entry_safe(conn, n, hash, node) {
> found = nf_conntrack_find_get(net, NF_CT_DEFAULT_ZONE,
> &conn->tuple);
> found_ct = NULL;
> @@ -258,14 +258,14 @@ static void connlimit_mt_destroy(const struct xt_mtdtor_param *par)
> {
> const struct xt_connlimit_info *info = par->matchinfo;
> struct xt_connlimit_conn *conn;
> - struct hlist_node *pos, *n;
> + struct hlist_node *n;
> struct hlist_head *hash = info->data->iphash;
> unsigned int i;
>
> nf_ct_l3proto_module_put(par->family);
>
> for (i = 0; i < ARRAY_SIZE(info->data->iphash); ++i) {
> - hlist_for_each_entry_safe(conn, pos, n, &hash[i], node) {
> + hlist_for_each_entry_safe(conn, n, &hash[i], node) {
> hlist_del(&conn->node);
> kfree(conn);
> }
> diff --git a/net/netfilter/xt_hashlimit.c b/net/netfilter/xt_hashlimit.c
> index a9d7af9..78e4a45 100644
> --- a/net/netfilter/xt_hashlimit.c
> +++ b/net/netfilter/xt_hashlimit.c
> @@ -141,11 +141,10 @@ dsthash_find(const struct xt_hashlimit_htable *ht,
> const struct dsthash_dst *dst)
> {
> struct dsthash_ent *ent;
> - struct hlist_node *pos;
> u_int32_t hash = hash_dst(ht, dst);
>
> if (!hlist_empty(&ht->hash[hash])) {
> - hlist_for_each_entry_rcu(ent, pos, &ht->hash[hash], node)
> + hlist_for_each_entry_rcu(ent, &ht->hash[hash], node)
> if (dst_cmp(ent, dst)) {
> spin_lock(&ent->lock);
> return ent;
> @@ -297,8 +296,8 @@ static void htable_selective_cleanup(struct xt_hashlimit_htable *ht,
> spin_lock_bh(&ht->lock);
> for (i = 0; i < ht->cfg.size; i++) {
> struct dsthash_ent *dh;
> - struct hlist_node *pos, *n;
> - hlist_for_each_entry_safe(dh, pos, n, &ht->hash[i], node) {
> + struct hlist_node *n;
> + hlist_for_each_entry_safe(dh, n, &ht->hash[i], node) {
> if ((*select)(ht, dh))
> dsthash_free(ht, dh);
> }
> @@ -343,9 +342,8 @@ static struct xt_hashlimit_htable *htable_find_get(struct net *net,
> {
> struct hashlimit_net *hashlimit_net = hashlimit_pernet(net);
> struct xt_hashlimit_htable *hinfo;
> - struct hlist_node *pos;
>
> - hlist_for_each_entry(hinfo, pos, &hashlimit_net->htables, node) {
> + hlist_for_each_entry(hinfo, &hashlimit_net->htables, node) {
> if (!strcmp(name, hinfo->pde->name) &&
> hinfo->family == family) {
> hinfo->use++;
> @@ -821,10 +819,9 @@ static int dl_seq_show(struct seq_file *s, void *v)
> struct xt_hashlimit_htable *htable = s->private;
> unsigned int *bucket = (unsigned int *)v;
> struct dsthash_ent *ent;
> - struct hlist_node *pos;
>
> if (!hlist_empty(&htable->hash[*bucket])) {
> - hlist_for_each_entry(ent, pos, &htable->hash[*bucket], node)
> + hlist_for_each_entry(ent, &htable->hash[*bucket], node)
> if (dl_seq_real_show(ent, htable->family, s))
> return -1;
> }
> @@ -877,7 +874,6 @@ static int __net_init hashlimit_proc_net_init(struct net *net)
> static void __net_exit hashlimit_proc_net_exit(struct net *net)
> {
> struct xt_hashlimit_htable *hinfo;
> - struct hlist_node *pos;
> struct proc_dir_entry *pde;
> struct hashlimit_net *hashlimit_net = hashlimit_pernet(net);
>
> @@ -890,7 +886,7 @@ static void __net_exit hashlimit_proc_net_exit(struct net *net)
> if (pde == NULL)
> pde = hashlimit_net->ip6t_hashlimit;
>
> - hlist_for_each_entry(hinfo, pos, &hashlimit_net->htables, node)
> + hlist_for_each_entry(hinfo, &hashlimit_net->htables, node)
> remove_proc_entry(hinfo->pde->name, pde);
>
> hashlimit_net->ipt_hashlimit = NULL;
> diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
> index c0353d5..54c7275 100644
> --- a/net/netlink/af_netlink.c
> +++ b/net/netlink/af_netlink.c
> @@ -248,11 +248,10 @@ static struct sock *netlink_lookup(struct net *net, int protocol, u32 portid)
> struct nl_portid_hash *hash = &nl_table[protocol].hash;
> struct hlist_head *head;
> struct sock *sk;
> - struct hlist_node *node;
>
> read_lock(&nl_table_lock);
> head = nl_portid_hashfn(hash, portid);
> - sk_for_each(sk, node, head) {
> + sk_for_each(sk, head) {
> if (net_eq(sock_net(sk), net) && (nlk_sk(sk)->portid == portid)) {
> sock_hold(sk);
> goto found;
> @@ -312,9 +311,9 @@ static int nl_portid_hash_rehash(struct nl_portid_hash *hash, int grow)
>
> for (i = 0; i <= omask; i++) {
> struct sock *sk;
> - struct hlist_node *node, *tmp;
> + struct hlist_node *tmp;
>
> - sk_for_each_safe(sk, node, tmp, &otable[i])
> + sk_for_each_safe(sk, tmp, &otable[i])
> __sk_add_node(sk, nl_portid_hashfn(hash, nlk_sk(sk)->portid));
> }
>
> @@ -344,7 +343,6 @@ static void
> netlink_update_listeners(struct sock *sk)
> {
> struct netlink_table *tbl = &nl_table[sk->sk_protocol];
> - struct hlist_node *node;
> unsigned long mask;
> unsigned int i;
> struct listeners *listeners;
> @@ -355,7 +353,7 @@ netlink_update_listeners(struct sock *sk)
>
> for (i = 0; i < NLGRPLONGS(tbl->groups); i++) {
> mask = 0;
> - sk_for_each_bound(sk, node, &tbl->mc_list) {
> + sk_for_each_bound(sk, &tbl->mc_list) {
> if (i < NLGRPLONGS(nlk_sk(sk)->ngroups))
> mask |= nlk_sk(sk)->groups[i];
> }
> @@ -371,18 +369,17 @@ static int netlink_insert(struct sock *sk, struct net *net, u32 portid)
> struct hlist_head *head;
> int err = -EADDRINUSE;
> struct sock *osk;
> - struct hlist_node *node;
> int len;
>
> netlink_table_grab();
> head = nl_portid_hashfn(hash, portid);
> len = 0;
> - sk_for_each(osk, node, head) {
> + sk_for_each(osk, head) {
> if (net_eq(sock_net(osk), net) && (nlk_sk(osk)->portid == portid))
> break;
> len++;
> }
> - if (node)
> + if (osk)
> goto err;
>
> err = -EBUSY;
> @@ -575,7 +572,6 @@ static int netlink_autobind(struct socket *sock)
> struct nl_portid_hash *hash = &nl_table[sk->sk_protocol].hash;
> struct hlist_head *head;
> struct sock *osk;
> - struct hlist_node *node;
> s32 portid = task_tgid_vnr(current);
> int err;
> static s32 rover = -4097;
> @@ -584,7 +580,7 @@ retry:
> cond_resched();
> netlink_table_grab();
> head = nl_portid_hashfn(hash, portid);
> - sk_for_each(osk, node, head) {
> + sk_for_each(osk, head) {
> if (!net_eq(sock_net(osk), net))
> continue;
> if (nlk_sk(osk)->portid == portid) {
> @@ -1101,7 +1097,6 @@ int netlink_broadcast_filtered(struct sock *ssk, struct sk_buff *skb, u32 portid
> {
> struct net *net = sock_net(ssk);
> struct netlink_broadcast_data info;
> - struct hlist_node *node;
> struct sock *sk;
>
> skb = netlink_trim(skb, allocation);
> @@ -1124,7 +1119,7 @@ int netlink_broadcast_filtered(struct sock *ssk, struct sk_buff *skb, u32 portid
>
> netlink_lock_table();
>
> - sk_for_each_bound(sk, node, &nl_table[ssk->sk_protocol].mc_list)
> + sk_for_each_bound(sk, &nl_table[ssk->sk_protocol].mc_list)
> do_one_broadcast(sk, &info);
>
> consume_skb(skb);
> @@ -1200,7 +1195,6 @@ out:
> int netlink_set_err(struct sock *ssk, u32 portid, u32 group, int code)
> {
> struct netlink_set_err_data info;
> - struct hlist_node *node;
> struct sock *sk;
> int ret = 0;
>
> @@ -1212,7 +1206,7 @@ int netlink_set_err(struct sock *ssk, u32 portid, u32 group, int code)
>
> read_lock(&nl_table_lock);
>
> - sk_for_each_bound(sk, node, &nl_table[ssk->sk_protocol].mc_list)
> + sk_for_each_bound(sk, &nl_table[ssk->sk_protocol].mc_list)
> ret += do_one_set_err(sk, &info);
>
> read_unlock(&nl_table_lock);
> @@ -1676,10 +1670,9 @@ int netlink_change_ngroups(struct sock *sk, unsigned int groups)
> void __netlink_clear_multicast_users(struct sock *ksk, unsigned int group)
> {
> struct sock *sk;
> - struct hlist_node *node;
> struct netlink_table *tbl = &nl_table[ksk->sk_protocol];
>
> - sk_for_each_bound(sk, node, &tbl->mc_list)
> + sk_for_each_bound(sk, &tbl->mc_list)
> netlink_update_socket_mc(nlk_sk(sk), group, 0);
> }
>
> @@ -1974,14 +1967,13 @@ static struct sock *netlink_seq_socket_idx(struct seq_file *seq, loff_t pos)
> struct nl_seq_iter *iter = seq->private;
> int i, j;
> struct sock *s;
> - struct hlist_node *node;
> loff_t off = 0;
>
> for (i = 0; i < MAX_LINKS; i++) {
> struct nl_portid_hash *hash = &nl_table[i].hash;
>
> for (j = 0; j <= hash->mask; j++) {
> - sk_for_each(s, node, &hash->table[j]) {
> + sk_for_each(s, &hash->table[j]) {
> if (sock_net(s) != seq_file_net(seq))
> continue;
> if (off == pos) {
> diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c
> index 7261eb8..92c43aa 100644
> --- a/net/netrom/af_netrom.c
> +++ b/net/netrom/af_netrom.c
> @@ -104,10 +104,9 @@ static void nr_remove_socket(struct sock *sk)
> static void nr_kill_by_device(struct net_device *dev)
> {
> struct sock *s;
> - struct hlist_node *node;
>
> spin_lock_bh(&nr_list_lock);
> - sk_for_each(s, node, &nr_list)
> + sk_for_each(s, &nr_list)
> if (nr_sk(s)->device == dev)
> nr_disconnect(s, ENETUNREACH);
> spin_unlock_bh(&nr_list_lock);
> @@ -149,10 +148,9 @@ static void nr_insert_socket(struct sock *sk)
> static struct sock *nr_find_listener(ax25_address *addr)
> {
> struct sock *s;
> - struct hlist_node *node;
>
> spin_lock_bh(&nr_list_lock);
> - sk_for_each(s, node, &nr_list)
> + sk_for_each(s, &nr_list)
> if (!ax25cmp(&nr_sk(s)->source_addr, addr) &&
> s->sk_state == TCP_LISTEN) {
> bh_lock_sock(s);
> @@ -170,10 +168,9 @@ found:
> static struct sock *nr_find_socket(unsigned char index, unsigned char id)
> {
> struct sock *s;
> - struct hlist_node *node;
>
> spin_lock_bh(&nr_list_lock);
> - sk_for_each(s, node, &nr_list) {
> + sk_for_each(s, &nr_list) {
> struct nr_sock *nr = nr_sk(s);
>
> if (nr->my_index == index && nr->my_id == id) {
> @@ -194,10 +191,9 @@ static struct sock *nr_find_peer(unsigned char index, unsigned char id,
> ax25_address *dest)
> {
> struct sock *s;
> - struct hlist_node *node;
>
> spin_lock_bh(&nr_list_lock);
> - sk_for_each(s, node, &nr_list) {
> + sk_for_each(s, &nr_list) {
> struct nr_sock *nr = nr_sk(s);
>
> if (nr->your_index == index && nr->your_id == id &&
> diff --git a/net/netrom/nr_route.c b/net/netrom/nr_route.c
> index 70ffff7..b976d5e 100644
> --- a/net/netrom/nr_route.c
> +++ b/net/netrom/nr_route.c
> @@ -49,10 +49,9 @@ static struct nr_node *nr_node_get(ax25_address *callsign)
> {
> struct nr_node *found = NULL;
> struct nr_node *nr_node;
> - struct hlist_node *node;
>
> spin_lock_bh(&nr_node_list_lock);
> - nr_node_for_each(nr_node, node, &nr_node_list)
> + nr_node_for_each(nr_node, &nr_node_list)
> if (ax25cmp(callsign, &nr_node->callsign) == 0) {
> nr_node_hold(nr_node);
> found = nr_node;
> @@ -67,10 +66,9 @@ static struct nr_neigh *nr_neigh_get_dev(ax25_address *callsign,
> {
> struct nr_neigh *found = NULL;
> struct nr_neigh *nr_neigh;
> - struct hlist_node *node;
>
> spin_lock_bh(&nr_neigh_list_lock);
> - nr_neigh_for_each(nr_neigh, node, &nr_neigh_list)
> + nr_neigh_for_each(nr_neigh, &nr_neigh_list)
> if (ax25cmp(callsign, &nr_neigh->callsign) == 0 &&
> nr_neigh->dev == dev) {
> nr_neigh_hold(nr_neigh);
> @@ -114,10 +112,9 @@ static int __must_check nr_add_node(ax25_address *nr, const char *mnemonic,
> */
> if (nr_neigh != NULL && nr_neigh->failed != 0 && quality == 0) {
> struct nr_node *nr_nodet;
> - struct hlist_node *node;
>
> spin_lock_bh(&nr_node_list_lock);
> - nr_node_for_each(nr_nodet, node, &nr_node_list) {
> + nr_node_for_each(nr_nodet, &nr_node_list) {
> nr_node_lock(nr_nodet);
> for (i = 0; i < nr_nodet->count; i++)
> if (nr_nodet->routes[i].neighbour == nr_neigh)
> @@ -485,11 +482,11 @@ static int nr_dec_obs(void)
> {
> struct nr_neigh *nr_neigh;
> struct nr_node *s;
> - struct hlist_node *node, *nodet;
> + struct hlist_node *nodet;
> int i;
>
> spin_lock_bh(&nr_node_list_lock);
> - nr_node_for_each_safe(s, node, nodet, &nr_node_list) {
> + nr_node_for_each_safe(s, nodet, &nr_node_list) {
> nr_node_lock(s);
> for (i = 0; i < s->count; i++) {
> switch (s->routes[i].obs_count) {
> @@ -540,15 +537,15 @@ static int nr_dec_obs(void)
> void nr_rt_device_down(struct net_device *dev)
> {
> struct nr_neigh *s;
> - struct hlist_node *node, *nodet, *node2, *node2t;
> + struct hlist_node *nodet, *node2t;
> struct nr_node *t;
> int i;
>
> spin_lock_bh(&nr_neigh_list_lock);
> - nr_neigh_for_each_safe(s, node, nodet, &nr_neigh_list) {
> + nr_neigh_for_each_safe(s, nodet, &nr_neigh_list) {
> if (s->dev == dev) {
> spin_lock_bh(&nr_node_list_lock);
> - nr_node_for_each_safe(t, node2, node2t, &nr_node_list) {
> + nr_node_for_each_safe(t, node2t, &nr_node_list) {
> nr_node_lock(t);
> for (i = 0; i < t->count; i++) {
> if (t->routes[i].neighbour == s) {
> @@ -737,11 +734,10 @@ int nr_rt_ioctl(unsigned int cmd, void __user *arg)
> void nr_link_failed(ax25_cb *ax25, int reason)
> {
> struct nr_neigh *s, *nr_neigh = NULL;
> - struct hlist_node *node;
> struct nr_node *nr_node = NULL;
>
> spin_lock_bh(&nr_neigh_list_lock);
> - nr_neigh_for_each(s, node, &nr_neigh_list) {
> + nr_neigh_for_each(s, &nr_neigh_list) {
> if (s->ax25 == ax25) {
> nr_neigh_hold(s);
> nr_neigh = s;
> @@ -761,7 +757,7 @@ void nr_link_failed(ax25_cb *ax25, int reason)
> return;
> }
> spin_lock_bh(&nr_node_list_lock);
> - nr_node_for_each(nr_node, node, &nr_node_list) {
> + nr_node_for_each(nr_node, &nr_node_list) {
> nr_node_lock(nr_node);
> if (nr_node->which < nr_node->count &&
> nr_node->routes[nr_node->which].neighbour == nr_neigh)
> @@ -1013,16 +1009,16 @@ void __exit nr_rt_free(void)
> {
> struct nr_neigh *s = NULL;
> struct nr_node *t = NULL;
> - struct hlist_node *node, *nodet;
> + struct hlist_node *nodet;
>
> spin_lock_bh(&nr_neigh_list_lock);
> spin_lock_bh(&nr_node_list_lock);
> - nr_node_for_each_safe(t, node, nodet, &nr_node_list) {
> + nr_node_for_each_safe(t, nodet, &nr_node_list) {
> nr_node_lock(t);
> nr_remove_node_locked(t);
> nr_node_unlock(t);
> }
> - nr_neigh_for_each_safe(s, node, nodet, &nr_neigh_list) {
> + nr_neigh_for_each_safe(s, nodet, &nr_neigh_list) {
> while(s->count) {
> s->count--;
> nr_neigh_put(s);
> diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c
> index ec43914..6b1f280 100644
> --- a/net/nfc/llcp/llcp.c
> +++ b/net/nfc/llcp/llcp.c
> @@ -72,14 +72,14 @@ static void nfc_llcp_socket_purge(struct nfc_llcp_sock *sock)
> static void nfc_llcp_socket_release(struct nfc_llcp_local *local, bool listen)
> {
> struct sock *sk;
> - struct hlist_node *node, *tmp;
> + struct hlist_node *tmp;
> struct nfc_llcp_sock *llcp_sock;
>
> skb_queue_purge(&local->tx_queue);
>
> write_lock(&local->sockets.lock);
>
> - sk_for_each_safe(sk, node, tmp, &local->sockets.head) {
> + sk_for_each_safe(sk, tmp, &local->sockets.head) {
> llcp_sock = nfc_llcp_sock(sk);
>
> bh_lock_sock(sk);
> @@ -172,7 +172,6 @@ static struct nfc_llcp_sock *nfc_llcp_sock_get(struct nfc_llcp_local *local,
> u8 ssap, u8 dsap)
> {
> struct sock *sk;
> - struct hlist_node *node;
> struct nfc_llcp_sock *llcp_sock, *tmp_sock;
>
> pr_debug("ssap dsap %d %d\n", ssap, dsap);
> @@ -184,7 +183,7 @@ static struct nfc_llcp_sock *nfc_llcp_sock_get(struct nfc_llcp_local *local,
>
> llcp_sock = NULL;
>
> - sk_for_each(sk, node, &local->sockets.head) {
> + sk_for_each(sk, &local->sockets.head) {
> tmp_sock = nfc_llcp_sock(sk);
>
> if (tmp_sock->ssap == ssap && tmp_sock->dsap == dsap) {
> @@ -273,7 +272,6 @@ struct nfc_llcp_sock *nfc_llcp_sock_from_sn(struct nfc_llcp_local *local,
> u8 *sn, size_t sn_len)
> {
> struct sock *sk;
> - struct hlist_node *node;
> struct nfc_llcp_sock *llcp_sock, *tmp_sock;
>
> pr_debug("sn %zd %p\n", sn_len, sn);
> @@ -285,7 +283,7 @@ struct nfc_llcp_sock *nfc_llcp_sock_from_sn(struct nfc_llcp_local *local,
>
> llcp_sock = NULL;
>
> - sk_for_each(sk, node, &local->sockets.head) {
> + sk_for_each(sk, &local->sockets.head) {
> tmp_sock = nfc_llcp_sock(sk);
>
> pr_debug("llcp sock %p\n", tmp_sock);
> @@ -603,14 +601,13 @@ static void nfc_llcp_set_nrns(struct nfc_llcp_sock *sock, struct sk_buff *pdu)
> void nfc_llcp_send_to_raw_sock(struct nfc_llcp_local *local,
> struct sk_buff *skb, u8 direction)
> {
> - struct hlist_node *node;
> struct sk_buff *skb_copy = NULL, *nskb;
> struct sock *sk;
> u8 *data;
>
> read_lock(&local->raw_sockets.lock);
>
> - sk_for_each(sk, node, &local->raw_sockets.head) {
> + sk_for_each(sk, &local->raw_sockets.head) {
> if (sk->sk_state != LLCP_BOUND)
> continue;
>
> @@ -697,11 +694,10 @@ static struct nfc_llcp_sock *nfc_llcp_connecting_sock_get(struct nfc_llcp_local
> {
> struct sock *sk;
> struct nfc_llcp_sock *llcp_sock;
> - struct hlist_node *node;
>
> read_lock(&local->connecting_sockets.lock);
>
> - sk_for_each(sk, node, &local->connecting_sockets.head) {
> + sk_for_each(sk, &local->connecting_sockets.head) {
> llcp_sock = nfc_llcp_sock(sk);
>
> if (llcp_sock->ssap == ssap) {
> diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
> index f996db3..819eacd 100644
> --- a/net/openvswitch/datapath.c
> +++ b/net/openvswitch/datapath.c
> @@ -158,11 +158,10 @@ static struct hlist_head *vport_hash_bucket(const struct datapath *dp,
> struct vport *ovs_lookup_vport(const struct datapath *dp, u16 port_no)
> {
> struct vport *vport;
> - struct hlist_node *n;
> struct hlist_head *head;
>
> head = vport_hash_bucket(dp, port_no);
> - hlist_for_each_entry_rcu(vport, n, head, dp_hash_node) {
> + hlist_for_each_entry_rcu(vport, head, dp_hash_node) {
> if (vport->port_no == port_no)
> return vport;
> }
> @@ -1386,9 +1385,9 @@ static void __dp_destroy(struct datapath *dp)
>
> for (i = 0; i < DP_VPORT_HASH_BUCKETS; i++) {
> struct vport *vport;
> - struct hlist_node *node, *n;
> + struct hlist_node *n;
>
> - hlist_for_each_entry_safe(vport, node, n, &dp->ports[i], dp_hash_node)
> + hlist_for_each_entry_safe(vport, n, &dp->ports[i], dp_hash_node)
> if (vport->port_no != OVSP_LOCAL)
> ovs_dp_detach_port(vport);
> }
> @@ -1825,10 +1824,9 @@ static int ovs_vport_cmd_dump(struct sk_buff *skb, struct netlink_callback *cb)
> rcu_read_lock();
> for (i = bucket; i < DP_VPORT_HASH_BUCKETS; i++) {
> struct vport *vport;
> - struct hlist_node *n;
>
> j = 0;
> - hlist_for_each_entry_rcu(vport, n, &dp->ports[i], dp_hash_node) {
> + hlist_for_each_entry_rcu(vport, &dp->ports[i], dp_hash_node) {
> if (j >= skip &&
> ovs_vport_cmd_fill_info(vport, skb,
> NETLINK_CB(cb->skb).portid,
> diff --git a/net/openvswitch/flow.c b/net/openvswitch/flow.c
> index c3294ce..20605ec 100644
> --- a/net/openvswitch/flow.c
> +++ b/net/openvswitch/flow.c
> @@ -299,10 +299,10 @@ void ovs_flow_tbl_destroy(struct flow_table *table)
> for (i = 0; i < table->n_buckets; i++) {
> struct sw_flow *flow;
> struct hlist_head *head = flex_array_get(table->buckets, i);
> - struct hlist_node *node, *n;
> + struct hlist_node *n;
> int ver = table->node_ver;
>
> - hlist_for_each_entry_safe(flow, node, n, head, hash_node[ver]) {
> + hlist_for_each_entry_safe(flow, n, head, hash_node[ver]) {
> hlist_del_rcu(&flow->hash_node[ver]);
> ovs_flow_free(flow);
> }
> @@ -332,7 +332,6 @@ struct sw_flow *ovs_flow_tbl_next(struct flow_table *table, u32 *bucket, u32 *la
> {
> struct sw_flow *flow;
> struct hlist_head *head;
> - struct hlist_node *n;
> int ver;
> int i;
>
> @@ -340,7 +339,7 @@ struct sw_flow *ovs_flow_tbl_next(struct flow_table *table, u32 *bucket, u32 *la
> while (*bucket < table->n_buckets) {
> i = 0;
> head = flex_array_get(table->buckets, *bucket);
> - hlist_for_each_entry_rcu(flow, n, head, hash_node[ver]) {
> + hlist_for_each_entry_rcu(flow, head, hash_node[ver]) {
> if (i < *last) {
> i++;
> continue;
> @@ -367,11 +366,10 @@ static void flow_table_copy_flows(struct flow_table *old, struct flow_table *new
> for (i = 0; i < old->n_buckets; i++) {
> struct sw_flow *flow;
> struct hlist_head *head;
> - struct hlist_node *n;
>
> head = flex_array_get(old->buckets, i);
>
> - hlist_for_each_entry(flow, n, head, hash_node[old_ver])
> + hlist_for_each_entry(flow, head, hash_node[old_ver])
> ovs_flow_tbl_insert(new, flow);
> }
> old->keep_flows = true;
> @@ -766,14 +764,13 @@ struct sw_flow *ovs_flow_tbl_lookup(struct flow_table *table,
> struct sw_flow_key *key, int key_len)
> {
> struct sw_flow *flow;
> - struct hlist_node *n;
> struct hlist_head *head;
> u32 hash;
>
> hash = ovs_flow_hash(key, key_len);
>
> head = find_bucket(table, hash);
> - hlist_for_each_entry_rcu(flow, n, head, hash_node[table->node_ver]) {
> + hlist_for_each_entry_rcu(flow, head, hash_node[table->node_ver]) {
>
> if (flow->hash == hash &&
> !memcmp(&flow->key, key, key_len)) {
> diff --git a/net/openvswitch/vport.c b/net/openvswitch/vport.c
> index 70af0be..ba717cc 100644
> --- a/net/openvswitch/vport.c
> +++ b/net/openvswitch/vport.c
> @@ -86,9 +86,8 @@ struct vport *ovs_vport_locate(struct net *net, const char *name)
> {
> struct hlist_head *bucket = hash_bucket(net, name);
> struct vport *vport;
> - struct hlist_node *node;
>
> - hlist_for_each_entry_rcu(vport, node, bucket, hash_node)
> + hlist_for_each_entry_rcu(vport, bucket, hash_node)
> if (!strcmp(name, vport->ops->get_name(vport)) &&
> net_eq(ovs_dp_get_net(vport->dp), net))
> return vport;
> diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
> index e639645..2cc1025 100644
> --- a/net/packet/af_packet.c
> +++ b/net/packet/af_packet.c
> @@ -3261,12 +3261,11 @@ static int packet_getsockopt(struct socket *sock, int level, int optname,
> static int packet_notifier(struct notifier_block *this, unsigned long msg, void *data)
> {
> struct sock *sk;
> - struct hlist_node *node;
> struct net_device *dev = data;
> struct net *net = dev_net(dev);
>
> rcu_read_lock();
> - sk_for_each_rcu(sk, node, &net->packet.sklist) {
> + sk_for_each_rcu(sk, &net->packet.sklist) {
> struct packet_sock *po = pkt_sk(sk);
>
> switch (msg) {
> diff --git a/net/packet/diag.c b/net/packet/diag.c
> index 8db6e21..d3fcd1e 100644
> --- a/net/packet/diag.c
> +++ b/net/packet/diag.c
> @@ -172,13 +172,12 @@ static int packet_diag_dump(struct sk_buff *skb, struct netlink_callback *cb)
> struct packet_diag_req *req;
> struct net *net;
> struct sock *sk;
> - struct hlist_node *node;
>
> net = sock_net(skb->sk);
> req = nlmsg_data(cb->nlh);
>
> mutex_lock(&net->packet.sklist_lock);
> - sk_for_each(sk, node, &net->packet.sklist) {
> + sk_for_each(sk, &net->packet.sklist) {
> if (!net_eq(sock_net(sk), net))
> continue;
> if (num < s_num)
> diff --git a/net/phonet/pep.c b/net/phonet/pep.c
> index 576f22c..e774117 100644
> --- a/net/phonet/pep.c
> +++ b/net/phonet/pep.c
> @@ -640,11 +640,10 @@ static struct sock *pep_find_pipe(const struct hlist_head *hlist,
> const struct sockaddr_pn *dst,
> u8 pipe_handle)
> {
> - struct hlist_node *node;
> struct sock *sknode;
> u16 dobj = pn_sockaddr_get_object(dst);
>
> - sk_for_each(sknode, node, hlist) {
> + sk_for_each(sknode, hlist) {
> struct pep_sock *pnnode = pep_sk(sknode);
>
> /* Ports match, but addresses might not: */
> diff --git a/net/phonet/socket.c b/net/phonet/socket.c
> index b7e9827..1afd138 100644
> --- a/net/phonet/socket.c
> +++ b/net/phonet/socket.c
> @@ -76,7 +76,6 @@ static struct hlist_head *pn_hash_list(u16 obj)
> */
> struct sock *pn_find_sock_by_sa(struct net *net, const struct sockaddr_pn *spn)
> {
> - struct hlist_node *node;
> struct sock *sknode;
> struct sock *rval = NULL;
> u16 obj = pn_sockaddr_get_object(spn);
> @@ -84,7 +83,7 @@ struct sock *pn_find_sock_by_sa(struct net *net, const struct sockaddr_pn *spn)
> struct hlist_head *hlist = pn_hash_list(obj);
>
> rcu_read_lock();
> - sk_for_each_rcu(sknode, node, hlist) {
> + sk_for_each_rcu(sknode, hlist) {
> struct pn_sock *pn = pn_sk(sknode);
> BUG_ON(!pn->sobject); /* unbound socket */
>
> @@ -120,10 +119,9 @@ void pn_deliver_sock_broadcast(struct net *net, struct sk_buff *skb)
>
> rcu_read_lock();
> for (h = 0; h < PN_HASHSIZE; h++) {
> - struct hlist_node *node;
> struct sock *sknode;
>
> - sk_for_each(sknode, node, hlist) {
> + sk_for_each(sknode, hlist) {
> struct sk_buff *clone;
>
> if (!net_eq(sock_net(sknode), net))
> @@ -543,12 +541,11 @@ static struct sock *pn_sock_get_idx(struct seq_file *seq, loff_t pos)
> {
> struct net *net = seq_file_net(seq);
> struct hlist_head *hlist = pnsocks.hlist;
> - struct hlist_node *node;
> struct sock *sknode;
> unsigned int h;
>
> for (h = 0; h < PN_HASHSIZE; h++) {
> - sk_for_each_rcu(sknode, node, hlist) {
> + sk_for_each_rcu(sknode, hlist) {
> if (!net_eq(net, sock_net(sknode)))
> continue;
> if (!pos)
> diff --git a/net/rds/bind.c b/net/rds/bind.c
> index 637bde5..b5ad65a 100644
> --- a/net/rds/bind.c
> +++ b/net/rds/bind.c
> @@ -52,13 +52,12 @@ static struct rds_sock *rds_bind_lookup(__be32 addr, __be16 port,
> struct rds_sock *insert)
> {
> struct rds_sock *rs;
> - struct hlist_node *node;
> struct hlist_head *head = hash_to_bucket(addr, port);
> u64 cmp;
> u64 needle = ((u64)be32_to_cpu(addr) << 32) | be16_to_cpu(port);
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(rs, node, head, rs_bound_node) {
> + hlist_for_each_entry_rcu(rs, head, rs_bound_node) {
> cmp = ((u64)be32_to_cpu(rs->rs_bound_addr) << 32) |
> be16_to_cpu(rs->rs_bound_port);
>
> diff --git a/net/rds/connection.c b/net/rds/connection.c
> index 9e07c75..642ad42 100644
> --- a/net/rds/connection.c
> +++ b/net/rds/connection.c
> @@ -69,9 +69,8 @@ static struct rds_connection *rds_conn_lookup(struct hlist_head *head,
> struct rds_transport *trans)
> {
> struct rds_connection *conn, *ret = NULL;
> - struct hlist_node *pos;
>
> - hlist_for_each_entry_rcu(conn, pos, head, c_hash_node) {
> + hlist_for_each_entry_rcu(conn, head, c_hash_node) {
> if (conn->c_faddr == faddr && conn->c_laddr == laddr &&
> conn->c_trans == trans) {
> ret = conn;
> @@ -376,7 +375,6 @@ static void rds_conn_message_info(struct socket *sock, unsigned int len,
> int want_send)
> {
> struct hlist_head *head;
> - struct hlist_node *pos;
> struct list_head *list;
> struct rds_connection *conn;
> struct rds_message *rm;
> @@ -390,7 +388,7 @@ static void rds_conn_message_info(struct socket *sock, unsigned int len,
>
> for (i = 0, head = rds_conn_hash; i < ARRAY_SIZE(rds_conn_hash);
> i++, head++) {
> - hlist_for_each_entry_rcu(conn, pos, head, c_hash_node) {
> + hlist_for_each_entry_rcu(conn, head, c_hash_node) {
> if (want_send)
> list = &conn->c_send_queue;
> else
> @@ -439,7 +437,6 @@ void rds_for_each_conn_info(struct socket *sock, unsigned int len,
> {
> uint64_t buffer[(item_len + 7) / 8];
> struct hlist_head *head;
> - struct hlist_node *pos;
> struct rds_connection *conn;
> size_t i;
>
> @@ -450,7 +447,7 @@ void rds_for_each_conn_info(struct socket *sock, unsigned int len,
>
> for (i = 0, head = rds_conn_hash; i < ARRAY_SIZE(rds_conn_hash);
> i++, head++) {
> - hlist_for_each_entry_rcu(conn, pos, head, c_hash_node) {
> + hlist_for_each_entry_rcu(conn, head, c_hash_node) {
>
> /* XXX no c_lock usage.. */
> if (!visitor(conn, buffer))
> diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c
> index c4719ce..39396d8 100644
> --- a/net/rose/af_rose.c
> +++ b/net/rose/af_rose.c
> @@ -165,10 +165,9 @@ static void rose_remove_socket(struct sock *sk)
> void rose_kill_by_neigh(struct rose_neigh *neigh)
> {
> struct sock *s;
> - struct hlist_node *node;
>
> spin_lock_bh(&rose_list_lock);
> - sk_for_each(s, node, &rose_list) {
> + sk_for_each(s, &rose_list) {
> struct rose_sock *rose = rose_sk(s);
>
> if (rose->neighbour == neigh) {
> @@ -186,10 +185,9 @@ void rose_kill_by_neigh(struct rose_neigh *neigh)
> static void rose_kill_by_device(struct net_device *dev)
> {
> struct sock *s;
> - struct hlist_node *node;
>
> spin_lock_bh(&rose_list_lock);
> - sk_for_each(s, node, &rose_list) {
> + sk_for_each(s, &rose_list) {
> struct rose_sock *rose = rose_sk(s);
>
> if (rose->device == dev) {
> @@ -246,10 +244,9 @@ static void rose_insert_socket(struct sock *sk)
> static struct sock *rose_find_listener(rose_address *addr, ax25_address *call)
> {
> struct sock *s;
> - struct hlist_node *node;
>
> spin_lock_bh(&rose_list_lock);
> - sk_for_each(s, node, &rose_list) {
> + sk_for_each(s, &rose_list) {
> struct rose_sock *rose = rose_sk(s);
>
> if (!rosecmp(&rose->source_addr, addr) &&
> @@ -258,7 +255,7 @@ static struct sock *rose_find_listener(rose_address *addr, ax25_address *call)
> goto found;
> }
>
> - sk_for_each(s, node, &rose_list) {
> + sk_for_each(s, &rose_list) {
> struct rose_sock *rose = rose_sk(s);
>
> if (!rosecmp(&rose->source_addr, addr) &&
> @@ -278,10 +275,9 @@ found:
> struct sock *rose_find_socket(unsigned int lci, struct rose_neigh *neigh)
> {
> struct sock *s;
> - struct hlist_node *node;
>
> spin_lock_bh(&rose_list_lock);
> - sk_for_each(s, node, &rose_list) {
> + sk_for_each(s, &rose_list) {
> struct rose_sock *rose = rose_sk(s);
>
> if (rose->lci == lci && rose->neighbour == neigh)
> diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
> index d84f7e7..fca07bd 100644
> --- a/net/sched/sch_api.c
> +++ b/net/sched/sch_api.c
> @@ -545,7 +545,7 @@ static void qdisc_class_hash_free(struct hlist_head *h, unsigned int n)
> void qdisc_class_hash_grow(struct Qdisc *sch, struct Qdisc_class_hash *clhash)
> {
> struct Qdisc_class_common *cl;
> - struct hlist_node *n, *next;
> + struct hlist_node *next;
> struct hlist_head *nhash, *ohash;
> unsigned int nsize, nmask, osize;
> unsigned int i, h;
> @@ -564,7 +564,7 @@ void qdisc_class_hash_grow(struct Qdisc *sch, struct Qdisc_class_hash *clhash)
>
> sch_tree_lock(sch);
> for (i = 0; i < osize; i++) {
> - hlist_for_each_entry_safe(cl, n, next, &ohash[i], hnode) {
> + hlist_for_each_entry_safe(cl, next, &ohash[i], hnode) {
> h = qdisc_class_hash(cl->classid, nmask);
> hlist_add_head(&cl->hnode, &nhash[h]);
> }
> diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c
> index 0e19948..13aa47a 100644
> --- a/net/sched/sch_cbq.c
> +++ b/net/sched/sch_cbq.c
> @@ -1041,14 +1041,13 @@ static void cbq_adjust_levels(struct cbq_class *this)
> static void cbq_normalize_quanta(struct cbq_sched_data *q, int prio)
> {
> struct cbq_class *cl;
> - struct hlist_node *n;
> unsigned int h;
>
> if (q->quanta[prio] == 0)
> return;
>
> for (h = 0; h < q->clhash.hashsize; h++) {
> - hlist_for_each_entry(cl, n, &q->clhash.hash[h], common.hnode) {
> + hlist_for_each_entry(cl, &q->clhash.hash[h], common.hnode) {
> /* BUGGGG... Beware! This expression suffer of
> * arithmetic overflows!
> */
> @@ -1087,10 +1086,9 @@ static void cbq_sync_defmap(struct cbq_class *cl)
> continue;
>
> for (h = 0; h < q->clhash.hashsize; h++) {
> - struct hlist_node *n;
> struct cbq_class *c;
>
> - hlist_for_each_entry(c, n, &q->clhash.hash[h],
> + hlist_for_each_entry(c, &q->clhash.hash[h],
> common.hnode) {
> if (c->split == split && c->level < level &&
> c->defmap & (1<<i)) {
> @@ -1210,7 +1208,6 @@ cbq_reset(struct Qdisc *sch)
> {
> struct cbq_sched_data *q = qdisc_priv(sch);
> struct cbq_class *cl;
> - struct hlist_node *n;
> int prio;
> unsigned int h;
>
> @@ -1228,7 +1225,7 @@ cbq_reset(struct Qdisc *sch)
> q->active[prio] = NULL;
>
> for (h = 0; h < q->clhash.hashsize; h++) {
> - hlist_for_each_entry(cl, n, &q->clhash.hash[h], common.hnode) {
> + hlist_for_each_entry(cl, &q->clhash.hash[h], common.hnode) {
> qdisc_reset(cl->q);
>
> cl->next_alive = NULL;
> @@ -1697,7 +1694,7 @@ static void cbq_destroy_class(struct Qdisc *sch, struct cbq_class *cl)
> static void cbq_destroy(struct Qdisc *sch)
> {
> struct cbq_sched_data *q = qdisc_priv(sch);
> - struct hlist_node *n, *next;
> + struct hlist_node *next;
> struct cbq_class *cl;
> unsigned int h;
>
> @@ -1710,11 +1707,11 @@ static void cbq_destroy(struct Qdisc *sch)
> * be bound to classes which have been destroyed already. --TGR '04
> */
> for (h = 0; h < q->clhash.hashsize; h++) {
> - hlist_for_each_entry(cl, n, &q->clhash.hash[h], common.hnode)
> + hlist_for_each_entry(cl, &q->clhash.hash[h], common.hnode)
> tcf_destroy_chain(&cl->filter_list);
> }
> for (h = 0; h < q->clhash.hashsize; h++) {
> - hlist_for_each_entry_safe(cl, n, next, &q->clhash.hash[h],
> + hlist_for_each_entry_safe(cl, next, &q->clhash.hash[h],
> common.hnode)
> cbq_destroy_class(sch, cl);
> }
> @@ -2013,14 +2010,13 @@ static void cbq_walk(struct Qdisc *sch, struct qdisc_walker *arg)
> {
> struct cbq_sched_data *q = qdisc_priv(sch);
> struct cbq_class *cl;
> - struct hlist_node *n;
> unsigned int h;
>
> if (arg->stop)
> return;
>
> for (h = 0; h < q->clhash.hashsize; h++) {
> - hlist_for_each_entry(cl, n, &q->clhash.hash[h], common.hnode) {
> + hlist_for_each_entry(cl, &q->clhash.hash[h], common.hnode) {
> if (arg->count < arg->skip) {
> arg->count++;
> continue;
> diff --git a/net/sched/sch_drr.c b/net/sched/sch_drr.c
> index 71e50c8..759b308 100644
> --- a/net/sched/sch_drr.c
> +++ b/net/sched/sch_drr.c
> @@ -293,14 +293,13 @@ static void drr_walk(struct Qdisc *sch, struct qdisc_walker *arg)
> {
> struct drr_sched *q = qdisc_priv(sch);
> struct drr_class *cl;
> - struct hlist_node *n;
> unsigned int i;
>
> if (arg->stop)
> return;
>
> for (i = 0; i < q->clhash.hashsize; i++) {
> - hlist_for_each_entry(cl, n, &q->clhash.hash[i], common.hnode) {
> + hlist_for_each_entry(cl, &q->clhash.hash[i], common.hnode) {
> if (arg->count < arg->skip) {
> arg->count++;
> continue;
> @@ -451,11 +450,10 @@ static void drr_reset_qdisc(struct Qdisc *sch)
> {
> struct drr_sched *q = qdisc_priv(sch);
> struct drr_class *cl;
> - struct hlist_node *n;
> unsigned int i;
>
> for (i = 0; i < q->clhash.hashsize; i++) {
> - hlist_for_each_entry(cl, n, &q->clhash.hash[i], common.hnode) {
> + hlist_for_each_entry(cl, &q->clhash.hash[i], common.hnode) {
> if (cl->qdisc->q.qlen)
> list_del(&cl->alist);
> qdisc_reset(cl->qdisc);
> @@ -468,13 +466,13 @@ static void drr_destroy_qdisc(struct Qdisc *sch)
> {
> struct drr_sched *q = qdisc_priv(sch);
> struct drr_class *cl;
> - struct hlist_node *n, *next;
> + struct hlist_node *next;
> unsigned int i;
>
> tcf_destroy_chain(&q->filter_list);
>
> for (i = 0; i < q->clhash.hashsize; i++) {
> - hlist_for_each_entry_safe(cl, n, next, &q->clhash.hash[i],
> + hlist_for_each_entry_safe(cl, next, &q->clhash.hash[i],
> common.hnode)
> drr_destroy_class(sch, cl);
> }
> diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c
> index 6c2ec45..9facea0 100644
> --- a/net/sched/sch_hfsc.c
> +++ b/net/sched/sch_hfsc.c
> @@ -1389,7 +1389,6 @@ static void
> hfsc_walk(struct Qdisc *sch, struct qdisc_walker *arg)
> {
> struct hfsc_sched *q = qdisc_priv(sch);
> - struct hlist_node *n;
> struct hfsc_class *cl;
> unsigned int i;
>
> @@ -1397,7 +1396,7 @@ hfsc_walk(struct Qdisc *sch, struct qdisc_walker *arg)
> return;
>
> for (i = 0; i < q->clhash.hashsize; i++) {
> - hlist_for_each_entry(cl, n, &q->clhash.hash[i],
> + hlist_for_each_entry(cl, &q->clhash.hash[i],
> cl_common.hnode) {
> if (arg->count < arg->skip) {
> arg->count++;
> @@ -1523,11 +1522,10 @@ hfsc_reset_qdisc(struct Qdisc *sch)
> {
> struct hfsc_sched *q = qdisc_priv(sch);
> struct hfsc_class *cl;
> - struct hlist_node *n;
> unsigned int i;
>
> for (i = 0; i < q->clhash.hashsize; i++) {
> - hlist_for_each_entry(cl, n, &q->clhash.hash[i], cl_common.hnode)
> + hlist_for_each_entry(cl, &q->clhash.hash[i], cl_common.hnode)
> hfsc_reset_class(cl);
> }
> q->eligible = RB_ROOT;
> @@ -1540,16 +1538,16 @@ static void
> hfsc_destroy_qdisc(struct Qdisc *sch)
> {
> struct hfsc_sched *q = qdisc_priv(sch);
> - struct hlist_node *n, *next;
> + struct hlist_node *next;
> struct hfsc_class *cl;
> unsigned int i;
>
> for (i = 0; i < q->clhash.hashsize; i++) {
> - hlist_for_each_entry(cl, n, &q->clhash.hash[i], cl_common.hnode)
> + hlist_for_each_entry(cl, &q->clhash.hash[i], cl_common.hnode)
> tcf_destroy_chain(&cl->filter_list);
> }
> for (i = 0; i < q->clhash.hashsize; i++) {
> - hlist_for_each_entry_safe(cl, n, next, &q->clhash.hash[i],
> + hlist_for_each_entry_safe(cl, next, &q->clhash.hash[i],
> cl_common.hnode)
> hfsc_destroy_class(sch, cl);
> }
> @@ -1564,12 +1562,11 @@ hfsc_dump_qdisc(struct Qdisc *sch, struct sk_buff *skb)
> unsigned char *b = skb_tail_pointer(skb);
> struct tc_hfsc_qopt qopt;
> struct hfsc_class *cl;
> - struct hlist_node *n;
> unsigned int i;
>
> sch->qstats.backlog = 0;
> for (i = 0; i < q->clhash.hashsize; i++) {
> - hlist_for_each_entry(cl, n, &q->clhash.hash[i], cl_common.hnode)
> + hlist_for_each_entry(cl, &q->clhash.hash[i], cl_common.hnode)
> sch->qstats.backlog += cl->qdisc->qstats.backlog;
> }
>
> diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c
> index 51561ea..bb31a0e 100644
> --- a/net/sched/sch_htb.c
> +++ b/net/sched/sch_htb.c
> @@ -993,11 +993,10 @@ static void htb_reset(struct Qdisc *sch)
> {
> struct htb_sched *q = qdisc_priv(sch);
> struct htb_class *cl;
> - struct hlist_node *n;
> unsigned int i;
>
> for (i = 0; i < q->clhash.hashsize; i++) {
> - hlist_for_each_entry(cl, n, &q->clhash.hash[i], common.hnode) {
> + hlist_for_each_entry(cl, &q->clhash.hash[i], common.hnode) {
> if (cl->level)
> memset(&cl->un.inner, 0, sizeof(cl->un.inner));
> else {
> @@ -1262,7 +1261,7 @@ static void htb_destroy_class(struct Qdisc *sch, struct htb_class *cl)
> static void htb_destroy(struct Qdisc *sch)
> {
> struct htb_sched *q = qdisc_priv(sch);
> - struct hlist_node *n, *next;
> + struct hlist_node *next;
> struct htb_class *cl;
> unsigned int i;
>
> @@ -1276,11 +1275,11 @@ static void htb_destroy(struct Qdisc *sch)
> tcf_destroy_chain(&q->filter_list);
>
> for (i = 0; i < q->clhash.hashsize; i++) {
> - hlist_for_each_entry(cl, n, &q->clhash.hash[i], common.hnode)
> + hlist_for_each_entry(cl, &q->clhash.hash[i], common.hnode)
> tcf_destroy_chain(&cl->filter_list);
> }
> for (i = 0; i < q->clhash.hashsize; i++) {
> - hlist_for_each_entry_safe(cl, n, next, &q->clhash.hash[i],
> + hlist_for_each_entry_safe(cl, next, &q->clhash.hash[i],
> common.hnode)
> htb_destroy_class(sch, cl);
> }
> @@ -1566,14 +1565,13 @@ static void htb_walk(struct Qdisc *sch, struct qdisc_walker *arg)
> {
> struct htb_sched *q = qdisc_priv(sch);
> struct htb_class *cl;
> - struct hlist_node *n;
> unsigned int i;
>
> if (arg->stop)
> return;
>
> for (i = 0; i < q->clhash.hashsize; i++) {
> - hlist_for_each_entry(cl, n, &q->clhash.hash[i], common.hnode) {
> + hlist_for_each_entry(cl, &q->clhash.hash[i], common.hnode) {
> if (arg->count < arg->skip) {
> arg->count++;
> continue;
> diff --git a/net/sched/sch_qfq.c b/net/sched/sch_qfq.c
> index 6ed3765..e9a77f6 100644
> --- a/net/sched/sch_qfq.c
> +++ b/net/sched/sch_qfq.c
> @@ -276,9 +276,8 @@ static struct qfq_aggregate *qfq_find_agg(struct qfq_sched *q,
> u32 lmax, u32 weight)
> {
> struct qfq_aggregate *agg;
> - struct hlist_node *n;
>
> - hlist_for_each_entry(agg, n, &q->nonfull_aggs, nonfull_next)
> + hlist_for_each_entry(agg, &q->nonfull_aggs, nonfull_next)
> if (agg->lmax == lmax && agg->class_weight == weight)
> return agg;
>
> @@ -670,14 +669,13 @@ static void qfq_walk(struct Qdisc *sch, struct qdisc_walker *arg)
> {
> struct qfq_sched *q = qdisc_priv(sch);
> struct qfq_class *cl;
> - struct hlist_node *n;
> unsigned int i;
>
> if (arg->stop)
> return;
>
> for (i = 0; i < q->clhash.hashsize; i++) {
> - hlist_for_each_entry(cl, n, &q->clhash.hash[i], common.hnode) {
> + hlist_for_each_entry(cl, &q->clhash.hash[i], common.hnode) {
> if (arg->count < arg->skip) {
> arg->count++;
> continue;
> @@ -1376,11 +1374,10 @@ static unsigned int qfq_drop_from_slot(struct qfq_sched *q,
> struct hlist_head *slot)
> {
> struct qfq_aggregate *agg;
> - struct hlist_node *n;
> struct qfq_class *cl;
> unsigned int len;
>
> - hlist_for_each_entry(agg, n, slot, next) {
> + hlist_for_each_entry(agg, slot, next) {
> list_for_each_entry(cl, &agg->active, alist) {
>
> if (!cl->qdisc->ops->drop)
> @@ -1459,11 +1456,10 @@ static void qfq_reset_qdisc(struct Qdisc *sch)
> {
> struct qfq_sched *q = qdisc_priv(sch);
> struct qfq_class *cl;
> - struct hlist_node *n;
> unsigned int i;
>
> for (i = 0; i < q->clhash.hashsize; i++) {
> - hlist_for_each_entry(cl, n, &q->clhash.hash[i], common.hnode) {
> + hlist_for_each_entry(cl, &q->clhash.hash[i], common.hnode) {
> if (cl->qdisc->q.qlen > 0)
> qfq_deactivate_class(q, cl);
>
> @@ -1477,13 +1473,13 @@ static void qfq_destroy_qdisc(struct Qdisc *sch)
> {
> struct qfq_sched *q = qdisc_priv(sch);
> struct qfq_class *cl;
> - struct hlist_node *n, *next;
> + struct hlist_node *next;
> unsigned int i;
>
> tcf_destroy_chain(&q->filter_list);
>
> for (i = 0; i < q->clhash.hashsize; i++) {
> - hlist_for_each_entry_safe(cl, n, next, &q->clhash.hash[i],
> + hlist_for_each_entry_safe(cl, next, &q->clhash.hash[i],
> common.hnode) {
> qfq_destroy_class(sch, cl);
> }
> diff --git a/net/sctp/endpointola.c b/net/sctp/endpointola.c
> index 17a001b..90845f3 100644
> --- a/net/sctp/endpointola.c
> +++ b/net/sctp/endpointola.c
> @@ -332,7 +332,6 @@ static struct sctp_association *__sctp_endpoint_lookup_assoc(
> struct sctp_transport *t = NULL;
> struct sctp_hashbucket *head;
> struct sctp_ep_common *epb;
> - struct hlist_node *node;
> int hash;
> int rport;
>
> @@ -350,7 +349,7 @@ static struct sctp_association *__sctp_endpoint_lookup_assoc(
> rport);
> head = &sctp_assoc_hashtable[hash];
> read_lock(&head->lock);
> - sctp_for_each_hentry(epb, node, &head->chain) {
> + sctp_for_each_hentry(epb, &head->chain) {
> tmp = sctp_assoc(epb);
> if (tmp->ep != ep || rport != tmp->peer.port)
> continue;
> diff --git a/net/sctp/input.c b/net/sctp/input.c
> index 8bd3c27..509808d 100644
> --- a/net/sctp/input.c
> +++ b/net/sctp/input.c
> @@ -785,13 +785,12 @@ static struct sctp_endpoint *__sctp_rcv_lookup_endpoint(struct net *net,
> struct sctp_hashbucket *head;
> struct sctp_ep_common *epb;
> struct sctp_endpoint *ep;
> - struct hlist_node *node;
> int hash;
>
> hash = sctp_ep_hashfn(net, ntohs(laddr->v4.sin_port));
> head = &sctp_ep_hashtable[hash];
> read_lock(&head->lock);
> - sctp_for_each_hentry(epb, node, &head->chain) {
> + sctp_for_each_hentry(epb, &head->chain) {
> ep = sctp_ep(epb);
> if (sctp_endpoint_is_match(ep, net, laddr))
> goto hit;
> @@ -877,7 +876,6 @@ static struct sctp_association *__sctp_lookup_association(
> struct sctp_ep_common *epb;
> struct sctp_association *asoc;
> struct sctp_transport *transport;
> - struct hlist_node *node;
> int hash;
>
> /* Optimize here for direct hit, only listening connections can
> @@ -887,7 +885,7 @@ static struct sctp_association *__sctp_lookup_association(
> ntohs(peer->v4.sin_port));
> head = &sctp_assoc_hashtable[hash];
> read_lock(&head->lock);
> - sctp_for_each_hentry(epb, node, &head->chain) {
> + sctp_for_each_hentry(epb, &head->chain) {
> asoc = sctp_assoc(epb);
> transport = sctp_assoc_is_match(asoc, net, local, peer);
> if (transport)
> diff --git a/net/sctp/proc.c b/net/sctp/proc.c
> index 8c19e97..ab3bba8 100644
> --- a/net/sctp/proc.c
> +++ b/net/sctp/proc.c
> @@ -213,7 +213,6 @@ static int sctp_eps_seq_show(struct seq_file *seq, void *v)
> struct sctp_ep_common *epb;
> struct sctp_endpoint *ep;
> struct sock *sk;
> - struct hlist_node *node;
> int hash = *(loff_t *)v;
>
> if (hash >= sctp_ep_hashsize)
> @@ -222,7 +221,7 @@ static int sctp_eps_seq_show(struct seq_file *seq, void *v)
> head = &sctp_ep_hashtable[hash];
> sctp_local_bh_disable();
> read_lock(&head->lock);
> - sctp_for_each_hentry(epb, node, &head->chain) {
> + sctp_for_each_hentry(epb, &head->chain) {
> ep = sctp_ep(epb);
> sk = epb->sk;
> if (!net_eq(sock_net(sk), seq_file_net(seq)))
> @@ -321,7 +320,6 @@ static int sctp_assocs_seq_show(struct seq_file *seq, void *v)
> struct sctp_ep_common *epb;
> struct sctp_association *assoc;
> struct sock *sk;
> - struct hlist_node *node;
> int hash = *(loff_t *)v;
>
> if (hash >= sctp_assoc_hashsize)
> @@ -330,7 +328,7 @@ static int sctp_assocs_seq_show(struct seq_file *seq, void *v)
> head = &sctp_assoc_hashtable[hash];
> sctp_local_bh_disable();
> read_lock(&head->lock);
> - sctp_for_each_hentry(epb, node, &head->chain) {
> + sctp_for_each_hentry(epb, &head->chain) {
> assoc = sctp_assoc(epb);
> sk = epb->sk;
> if (!net_eq(sock_net(sk), seq_file_net(seq)))
> @@ -436,7 +434,6 @@ static int sctp_remaddr_seq_show(struct seq_file *seq, void *v)
> struct sctp_hashbucket *head;
> struct sctp_ep_common *epb;
> struct sctp_association *assoc;
> - struct hlist_node *node;
> struct sctp_transport *tsp;
> int hash = *(loff_t *)v;
>
> @@ -447,7 +444,7 @@ static int sctp_remaddr_seq_show(struct seq_file *seq, void *v)
> sctp_local_bh_disable();
> read_lock(&head->lock);
> rcu_read_lock();
> - sctp_for_each_hentry(epb, node, &head->chain) {
> + sctp_for_each_hentry(epb, &head->chain) {
> if (!net_eq(sock_net(epb->sk), seq_file_net(seq)))
> continue;
> assoc = sctp_assoc(epb);
> diff --git a/net/sctp/socket.c b/net/sctp/socket.c
> index 9e65758..794b1cf 100644
> --- a/net/sctp/socket.c
> +++ b/net/sctp/socket.c
> @@ -5882,8 +5882,7 @@ static struct sctp_bind_bucket *sctp_bucket_create(
> static long sctp_get_port_local(struct sock *sk, union sctp_addr *addr)
> {
> struct sctp_bind_hashbucket *head; /* hash list */
> - struct sctp_bind_bucket *pp; /* hash list port iterator */
> - struct hlist_node *node;
> + struct sctp_bind_bucket *pp;
> unsigned short snum;
> int ret;
>
> @@ -5910,7 +5909,7 @@ static long sctp_get_port_local(struct sock *sk, union sctp_addr *addr)
> index = sctp_phashfn(sock_net(sk), rover);
> head = &sctp_port_hashtable[index];
> sctp_spin_lock(&head->lock);
> - sctp_for_each_hentry(pp, node, &head->chain)
> + sctp_for_each_hentry(pp, &head->chain)
> if ((pp->port == rover) &&
> net_eq(sock_net(sk), pp->net))
> goto next;
> @@ -5938,7 +5937,7 @@ static long sctp_get_port_local(struct sock *sk, union sctp_addr *addr)
> */
> head = &sctp_port_hashtable[sctp_phashfn(sock_net(sk), snum)];
> sctp_spin_lock(&head->lock);
> - sctp_for_each_hentry(pp, node, &head->chain) {
> + sctp_for_each_hentry(pp, &head->chain) {
> if ((pp->port == snum) && net_eq(pp->net, sock_net(sk)))
> goto pp_found;
> }
> @@ -5970,7 +5969,7 @@ pp_found:
> * that this port/socket (sk) combination are already
> * in an endpoint.
> */
> - sk_for_each_bound(sk2, node, &pp->owner) {
> + sk_for_each_bound(sk2, &pp->owner) {
> struct sctp_endpoint *ep2;
> ep2 = sctp_sk(sk2)->ep;
>
> diff --git a/net/sunrpc/auth.c b/net/sunrpc/auth.c
> index b5c067b..cd9639f 100644
> --- a/net/sunrpc/auth.c
> +++ b/net/sunrpc/auth.c
> @@ -407,7 +407,6 @@ rpcauth_lookup_credcache(struct rpc_auth *auth, struct auth_cred * acred,
> {
> LIST_HEAD(free);
> struct rpc_cred_cache *cache = auth->au_credcache;
> - struct hlist_node *pos;
> struct rpc_cred *cred = NULL,
> *entry, *new;
> unsigned int nr;
> @@ -415,7 +414,7 @@ rpcauth_lookup_credcache(struct rpc_auth *auth, struct auth_cred * acred,
> nr = hash_long(acred->uid, cache->hashbits);
>
> rcu_read_lock();
> - hlist_for_each_entry_rcu(entry, pos, &cache->hashtable[nr], cr_hash) {
> + hlist_for_each_entry_rcu(entry, &cache->hashtable[nr], cr_hash) {
> if (!entry->cr_ops->crmatch(acred, entry, flags))
> continue;
> spin_lock(&cache->lock);
> @@ -439,7 +438,7 @@ rpcauth_lookup_credcache(struct rpc_auth *auth, struct auth_cred * acred,
> }
>
> spin_lock(&cache->lock);
> - hlist_for_each_entry(entry, pos, &cache->hashtable[nr], cr_hash) {
> + hlist_for_each_entry(entry, &cache->hashtable[nr], cr_hash) {
> if (!entry->cr_ops->crmatch(acred, entry, flags))
> continue;
> cred = get_rpccred(entry);
> diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c
> index 9afa439..9f005ab 100644
> --- a/net/sunrpc/cache.c
> +++ b/net/sunrpc/cache.c
> @@ -670,13 +670,13 @@ static void cache_revisit_request(struct cache_head *item)
> {
> struct cache_deferred_req *dreq;
> struct list_head pending;
> - struct hlist_node *lp, *tmp;
> + struct hlist_node *tmp;
> int hash = DFR_HASH(item);
>
> INIT_LIST_HEAD(&pending);
> spin_lock(&cache_defer_lock);
>
> - hlist_for_each_entry_safe(dreq, lp, tmp, &cache_defer_hash[hash], hash)
> + hlist_for_each_entry_safe(dreq, tmp, &cache_defer_hash[hash], hash)
> if (dreq->item == item) {
> __unhash_deferred_req(dreq);
> list_add(&dreq->recent, &pending);
> diff --git a/net/sunrpc/svcauth.c b/net/sunrpc/svcauth.c
> index 7963569..2af7b0c 100644
> --- a/net/sunrpc/svcauth.c
> +++ b/net/sunrpc/svcauth.c
> @@ -138,13 +138,12 @@ auth_domain_lookup(char *name, struct auth_domain *new)
> {
> struct auth_domain *hp;
> struct hlist_head *head;
> - struct hlist_node *np;
>
> head = &auth_domain_table[hash_str(name, DN_HASHBITS)];
>
> spin_lock(&auth_domain_lock);
>
> - hlist_for_each_entry(hp, np, head, hash) {
> + hlist_for_each_entry(hp, head, hash) {
> if (strcmp(hp->name, name)==0) {
> kref_get(&hp->ref);
> spin_unlock(&auth_domain_lock);
> diff --git a/net/tipc/name_table.c b/net/tipc/name_table.c
> index 4675477..24b1679 100644
> --- a/net/tipc/name_table.c
> +++ b/net/tipc/name_table.c
> @@ -473,11 +473,10 @@ static void tipc_nameseq_subscribe(struct name_seq *nseq,
> static struct name_seq *nametbl_find_seq(u32 type)
> {
> struct hlist_head *seq_head;
> - struct hlist_node *seq_node;
> struct name_seq *ns;
>
> seq_head = &table.types[hash(type)];
> - hlist_for_each_entry(ns, seq_node, seq_head, ns_list) {
> + hlist_for_each_entry(ns, seq_head, ns_list) {
> if (ns->type == type)
> return ns;
> }
> @@ -853,7 +852,6 @@ static int nametbl_list(char *buf, int len, u32 depth_info,
> u32 type, u32 lowbound, u32 upbound)
> {
> struct hlist_head *seq_head;
> - struct hlist_node *seq_node;
> struct name_seq *seq;
> int all_types;
> int ret = 0;
> @@ -873,7 +871,7 @@ static int nametbl_list(char *buf, int len, u32 depth_info,
> upbound = ~0;
> for (i = 0; i < TIPC_NAMETBL_SIZE; i++) {
> seq_head = &table.types[i];
> - hlist_for_each_entry(seq, seq_node, seq_head, ns_list) {
> + hlist_for_each_entry(seq, seq_head, ns_list) {
> ret += nameseq_list(seq, buf + ret, len - ret,
> depth, seq->type,
> lowbound, upbound, i);
> @@ -889,7 +887,7 @@ static int nametbl_list(char *buf, int len, u32 depth_info,
> ret += nametbl_header(buf + ret, len - ret, depth);
> i = hash(type);
> seq_head = &table.types[i];
> - hlist_for_each_entry(seq, seq_node, seq_head, ns_list) {
> + hlist_for_each_entry(seq, seq_head, ns_list) {
> if (seq->type == type) {
> ret += nameseq_list(seq, buf + ret, len - ret,
> depth, type,
> diff --git a/net/tipc/node.c b/net/tipc/node.c
> index 48f39dd..6e6c434 100644
> --- a/net/tipc/node.c
> +++ b/net/tipc/node.c
> @@ -69,12 +69,11 @@ static unsigned int tipc_hashfn(u32 addr)
> struct tipc_node *tipc_node_find(u32 addr)
> {
> struct tipc_node *node;
> - struct hlist_node *pos;
>
> if (unlikely(!in_own_cluster_exact(addr)))
> return NULL;
>
> - hlist_for_each_entry(node, pos, &node_htable[tipc_hashfn(addr)], hash) {
> + hlist_for_each_entry(node, &node_htable[tipc_hashfn(addr)], hash) {
> if (node->addr == addr)
> return node;
> }
> diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
> index 5b5c876..268b072 100644
> --- a/net/unix/af_unix.c
> +++ b/net/unix/af_unix.c
> @@ -263,9 +263,8 @@ static struct sock *__unix_find_socket_byname(struct net *net,
> int len, int type, unsigned int hash)
> {
> struct sock *s;
> - struct hlist_node *node;
>
> - sk_for_each(s, node, &unix_socket_table[hash ^ type]) {
> + sk_for_each(s, &unix_socket_table[hash ^ type]) {
> struct unix_sock *u = unix_sk(s);
>
> if (!net_eq(sock_net(s), net))
> @@ -298,10 +297,9 @@ static inline struct sock *unix_find_socket_byname(struct net *net,
> static struct sock *unix_find_socket_byinode(struct inode *i)
> {
> struct sock *s;
> - struct hlist_node *node;
>
> spin_lock(&unix_table_lock);
> - sk_for_each(s, node,
> + sk_for_each(s,
> &unix_socket_table[i->i_ino & (UNIX_HASH_SIZE - 1)]) {
> struct dentry *dentry = unix_sk(s)->path.dentry;
>
> diff --git a/net/unix/diag.c b/net/unix/diag.c
> index 5ac19dc..d591091 100644
> --- a/net/unix/diag.c
> +++ b/net/unix/diag.c
> @@ -192,10 +192,9 @@ static int unix_diag_dump(struct sk_buff *skb, struct netlink_callback *cb)
> slot < ARRAY_SIZE(unix_socket_table);
> s_num = 0, slot++) {
> struct sock *sk;
> - struct hlist_node *node;
>
> num = 0;
> - sk_for_each(sk, node, &unix_socket_table[slot]) {
> + sk_for_each(sk, &unix_socket_table[slot]) {
> if (!net_eq(sock_net(sk), net))
> continue;
> if (num < s_num)
> @@ -226,9 +225,7 @@ static struct sock *unix_lookup_by_ino(int ino)
>
> spin_lock(&unix_table_lock);
> for (i = 0; i < ARRAY_SIZE(unix_socket_table); i++) {
> - struct hlist_node *node;
> -
> - sk_for_each(sk, node, &unix_socket_table[i])
> + sk_for_each(sk, &unix_socket_table[i])
> if (ino == sock_i_ino(sk)) {
> sock_hold(sk);
> spin_unlock(&unix_table_lock);
> diff --git a/net/x25/af_x25.c b/net/x25/af_x25.c
> index a306bc6..37ca969 100644
> --- a/net/x25/af_x25.c
> +++ b/net/x25/af_x25.c
> @@ -208,11 +208,10 @@ static void x25_remove_socket(struct sock *sk)
> static void x25_kill_by_device(struct net_device *dev)
> {
> struct sock *s;
> - struct hlist_node *node;
>
> write_lock_bh(&x25_list_lock);
>
> - sk_for_each(s, node, &x25_list)
> + sk_for_each(s, &x25_list)
> if (x25_sk(s)->neighbour && x25_sk(s)->neighbour->dev == dev)
> x25_disconnect(s, ENETUNREACH, 0, 0);
>
> @@ -280,12 +279,11 @@ static struct sock *x25_find_listener(struct x25_address *addr,
> {
> struct sock *s;
> struct sock *next_best;
> - struct hlist_node *node;
>
> read_lock_bh(&x25_list_lock);
> next_best = NULL;
>
> - sk_for_each(s, node, &x25_list)
> + sk_for_each(s, &x25_list)
> if ((!strcmp(addr->x25_addr,
> x25_sk(s)->source_addr.x25_addr) ||
> !strcmp(addr->x25_addr,
> @@ -323,9 +321,8 @@ found:
> static struct sock *__x25_find_socket(unsigned int lci, struct x25_neigh *nb)
> {
> struct sock *s;
> - struct hlist_node *node;
>
> - sk_for_each(s, node, &x25_list)
> + sk_for_each(s, &x25_list)
> if (x25_sk(s)->lci == lci && x25_sk(s)->neighbour == nb) {
> sock_hold(s);
> goto found;
> @@ -1782,11 +1779,10 @@ static struct notifier_block x25_dev_notifier = {
> void x25_kill_by_neigh(struct x25_neigh *nb)
> {
> struct sock *s;
> - struct hlist_node *node;
>
> write_lock_bh(&x25_list_lock);
>
> - sk_for_each(s, node, &x25_list)
> + sk_for_each(s, &x25_list)
> if (x25_sk(s)->neighbour == nb)
> x25_disconnect(s, ENETUNREACH, 0, 0);
>
> diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
> index 41eabc4..5dc3061 100644
> --- a/net/xfrm/xfrm_policy.c
> +++ b/net/xfrm/xfrm_policy.c
> @@ -359,27 +359,27 @@ static void xfrm_dst_hash_transfer(struct hlist_head *list,
> struct hlist_head *ndsttable,
> unsigned int nhashmask)
> {
> - struct hlist_node *entry, *tmp, *entry0 = NULL;
> + struct hlist_node *tmp, *entry0 = NULL;
> struct xfrm_policy *pol;
> unsigned int h0 = 0;
>
> redo:
> - hlist_for_each_entry_safe(pol, entry, tmp, list, bydst) {
> + hlist_for_each_entry_safe(pol, tmp, list, bydst) {
> unsigned int h;
>
> h = __addr_hash(&pol->selector.daddr, &pol->selector.saddr,
> pol->family, nhashmask);
> if (!entry0) {
> - hlist_del(entry);
> + hlist_del(&pol->bydst);
> hlist_add_head(&pol->bydst, ndsttable+h);
> h0 = h;
> } else {
> if (h != h0)
> continue;
> - hlist_del(entry);
> + hlist_del(&pol->bydst);
> hlist_add_after(entry0, &pol->bydst);
> }
> - entry0 = entry;
> + entry0 = &pol->bydst;
> }
> if (!hlist_empty(list)) {
> entry0 = NULL;
> @@ -391,10 +391,10 @@ static void xfrm_idx_hash_transfer(struct hlist_head *list,
> struct hlist_head *nidxtable,
> unsigned int nhashmask)
> {
> - struct hlist_node *entry, *tmp;
> + struct hlist_node *tmp;
> struct xfrm_policy *pol;
>
> - hlist_for_each_entry_safe(pol, entry, tmp, list, byidx) {
> + hlist_for_each_entry_safe(pol, tmp, list, byidx) {
> unsigned int h;
>
> h = __idx_hash(pol->index, nhashmask);
> @@ -524,7 +524,6 @@ static u32 xfrm_gen_index(struct net *net, int dir)
> static u32 idx_generator;
>
> for (;;) {
> - struct hlist_node *entry;
> struct hlist_head *list;
> struct xfrm_policy *p;
> u32 idx;
> @@ -536,7 +535,7 @@ static u32 xfrm_gen_index(struct net *net, int dir)
> idx = 8;
> list = net->xfrm.policy_byidx + idx_hash(net, idx);
> found = 0;
> - hlist_for_each_entry(p, entry, list, byidx) {
> + hlist_for_each_entry(p, list, byidx) {
> if (p->index == idx) {
> found = 1;
> break;
> @@ -568,14 +567,14 @@ int xfrm_policy_insert(int dir, struct xfrm_policy *policy, int excl)
> struct xfrm_policy *pol;
> struct xfrm_policy *delpol;
> struct hlist_head *chain;
> - struct hlist_node *entry, *newpos;
> + struct hlist_node *newpos;
> u32 mark = policy->mark.v & policy->mark.m;
>
> write_lock_bh(&xfrm_policy_lock);
> chain = policy_hash_bysel(net, &policy->selector, policy->family, dir);
> delpol = NULL;
> newpos = NULL;
> - hlist_for_each_entry(pol, entry, chain, bydst) {
> + hlist_for_each_entry(pol, chain, bydst) {
> if (pol->type == policy->type &&
> !selector_cmp(&pol->selector, &policy->selector) &&
> (mark & pol->mark.m) == pol->mark.v &&
> @@ -630,13 +629,12 @@ struct xfrm_policy *xfrm_policy_bysel_ctx(struct net *net, u32 mark, u8 type,
> {
> struct xfrm_policy *pol, *ret;
> struct hlist_head *chain;
> - struct hlist_node *entry;
>
> *err = 0;
> write_lock_bh(&xfrm_policy_lock);
> chain = policy_hash_bysel(net, sel, sel->family, dir);
> ret = NULL;
> - hlist_for_each_entry(pol, entry, chain, bydst) {
> + hlist_for_each_entry(pol, chain, bydst) {
> if (pol->type == type &&
> (mark & pol->mark.m) == pol->mark.v &&
> !selector_cmp(sel, &pol->selector) &&
> @@ -668,7 +666,6 @@ struct xfrm_policy *xfrm_policy_byid(struct net *net, u32 mark, u8 type,
> {
> struct xfrm_policy *pol, *ret;
> struct hlist_head *chain;
> - struct hlist_node *entry;
>
> *err = -ENOENT;
> if (xfrm_policy_id2dir(id) != dir)
> @@ -678,7 +675,7 @@ struct xfrm_policy *xfrm_policy_byid(struct net *net, u32 mark, u8 type,
> write_lock_bh(&xfrm_policy_lock);
> chain = net->xfrm.policy_byidx + idx_hash(net, id);
> ret = NULL;
> - hlist_for_each_entry(pol, entry, chain, byidx) {
> + hlist_for_each_entry(pol, chain, byidx) {
> if (pol->type == type && pol->index == id &&
> (mark & pol->mark.m) == pol->mark.v) {
> xfrm_pol_hold(pol);
> @@ -711,10 +708,9 @@ xfrm_policy_flush_secctx_check(struct net *net, u8 type, struct xfrm_audit *audi
>
> for (dir = 0; dir < XFRM_POLICY_MAX; dir++) {
> struct xfrm_policy *pol;
> - struct hlist_node *entry;
> int i;
>
> - hlist_for_each_entry(pol, entry,
> + hlist_for_each_entry(pol,
> &net->xfrm.policy_inexact[dir], bydst) {
> if (pol->type != type)
> continue;
> @@ -728,7 +724,7 @@ xfrm_policy_flush_secctx_check(struct net *net, u8 type, struct xfrm_audit *audi
> }
> }
> for (i = net->xfrm.policy_bydst[dir].hmask; i >= 0; i--) {
> - hlist_for_each_entry(pol, entry,
> + hlist_for_each_entry(pol,
> net->xfrm.policy_bydst[dir].table + i,
> bydst) {
> if (pol->type != type)
> @@ -767,11 +763,10 @@ int xfrm_policy_flush(struct net *net, u8 type, struct xfrm_audit *audit_info)
>
> for (dir = 0; dir < XFRM_POLICY_MAX; dir++) {
> struct xfrm_policy *pol;
> - struct hlist_node *entry;
> int i;
>
> again1:
> - hlist_for_each_entry(pol, entry,
> + hlist_for_each_entry(pol,
> &net->xfrm.policy_inexact[dir], bydst) {
> if (pol->type != type)
> continue;
> @@ -791,7 +786,7 @@ int xfrm_policy_flush(struct net *net, u8 type, struct xfrm_audit *audit_info)
>
> for (i = net->xfrm.policy_bydst[dir].hmask; i >= 0; i--) {
> again2:
> - hlist_for_each_entry(pol, entry,
> + hlist_for_each_entry(pol,
> net->xfrm.policy_bydst[dir].table + i,
> bydst) {
> if (pol->type != type)
> @@ -919,7 +914,6 @@ static struct xfrm_policy *xfrm_policy_lookup_bytype(struct net *net, u8 type,
> int err;
> struct xfrm_policy *pol, *ret;
> const xfrm_address_t *daddr, *saddr;
> - struct hlist_node *entry;
> struct hlist_head *chain;
> u32 priority = ~0U;
>
> @@ -931,7 +925,7 @@ static struct xfrm_policy *xfrm_policy_lookup_bytype(struct net *net, u8 type,
> read_lock_bh(&xfrm_policy_lock);
> chain = policy_hash_direct(net, daddr, saddr, family, dir);
> ret = NULL;
> - hlist_for_each_entry(pol, entry, chain, bydst) {
> + hlist_for_each_entry(pol, chain, bydst) {
> err = xfrm_policy_match(pol, fl, type, family, dir);
> if (err) {
> if (err == -ESRCH)
> @@ -947,7 +941,7 @@ static struct xfrm_policy *xfrm_policy_lookup_bytype(struct net *net, u8 type,
> }
> }
> chain = &net->xfrm.policy_inexact[dir];
> - hlist_for_each_entry(pol, entry, chain, bydst) {
> + hlist_for_each_entry(pol, chain, bydst) {
> err = xfrm_policy_match(pol, fl, type, family, dir);
> if (err) {
> if (err == -ESRCH)
> @@ -2806,13 +2800,12 @@ static struct xfrm_policy * xfrm_migrate_policy_find(const struct xfrm_selector
> u8 dir, u8 type)
> {
> struct xfrm_policy *pol, *ret = NULL;
> - struct hlist_node *entry;
> struct hlist_head *chain;
> u32 priority = ~0U;
>
> read_lock_bh(&xfrm_policy_lock);
> chain = policy_hash_direct(&init_net, &sel->daddr, &sel->saddr, sel->family, dir);
> - hlist_for_each_entry(pol, entry, chain, bydst) {
> + hlist_for_each_entry(pol, chain, bydst) {
> if (xfrm_migrate_selector_match(sel, &pol->selector) &&
> pol->type == type) {
> ret = pol;
> @@ -2821,7 +2814,7 @@ static struct xfrm_policy * xfrm_migrate_policy_find(const struct xfrm_selector
> }
> }
> chain = &init_net.xfrm.policy_inexact[dir];
> - hlist_for_each_entry(pol, entry, chain, bydst) {
> + hlist_for_each_entry(pol, chain, bydst) {
> if (xfrm_migrate_selector_match(sel, &pol->selector) &&
> pol->type == type &&
> pol->priority < priority) {
> diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
> index 3459692..b4db7f2 100644
> --- a/net/xfrm/xfrm_state.c
> +++ b/net/xfrm/xfrm_state.c
> @@ -72,10 +72,10 @@ static void xfrm_hash_transfer(struct hlist_head *list,
> struct hlist_head *nspitable,
> unsigned int nhashmask)
> {
> - struct hlist_node *entry, *tmp;
> + struct hlist_node *tmp;
> struct xfrm_state *x;
>
> - hlist_for_each_entry_safe(x, entry, tmp, list, bydst) {
> + hlist_for_each_entry_safe(x, tmp, list, bydst) {
> unsigned int h;
>
> h = __xfrm_dst_hash(&x->id.daddr, &x->props.saddr,
> @@ -376,14 +376,14 @@ static void xfrm_state_gc_task(struct work_struct *work)
> {
> struct net *net = container_of(work, struct net, xfrm.state_gc_work);
> struct xfrm_state *x;
> - struct hlist_node *entry, *tmp;
> + struct hlist_node *tmp;
> struct hlist_head gc_list;
>
> spin_lock_bh(&xfrm_state_gc_lock);
> hlist_move_list(&net->xfrm.state_gc_list, &gc_list);
> spin_unlock_bh(&xfrm_state_gc_lock);
>
> - hlist_for_each_entry_safe(x, entry, tmp, &gc_list, gclist)
> + hlist_for_each_entry_safe(x, tmp, &gc_list, gclist)
> xfrm_state_gc_destroy(x);
>
> wake_up(&net->xfrm.km_waitq);
> @@ -585,10 +585,9 @@ xfrm_state_flush_secctx_check(struct net *net, u8 proto, struct xfrm_audit *audi
> int i, err = 0;
>
> for (i = 0; i <= net->xfrm.state_hmask; i++) {
> - struct hlist_node *entry;
> struct xfrm_state *x;
>
> - hlist_for_each_entry(x, entry, net->xfrm.state_bydst+i, bydst) {
> + hlist_for_each_entry(x, net->xfrm.state_bydst+i, bydst) {
> if (xfrm_id_proto_match(x->id.proto, proto) &&
> (err = security_xfrm_state_delete(x)) != 0) {
> xfrm_audit_state_delete(x, 0,
> @@ -621,10 +620,9 @@ int xfrm_state_flush(struct net *net, u8 proto, struct xfrm_audit *audit_info)
>
> err = -ESRCH;
> for (i = 0; i <= net->xfrm.state_hmask; i++) {
> - struct hlist_node *entry;
> struct xfrm_state *x;
> restart:
> - hlist_for_each_entry(x, entry, net->xfrm.state_bydst+i, bydst) {
> + hlist_for_each_entry(x, net->xfrm.state_bydst+i, bydst) {
> if (!xfrm_state_kern(x) &&
> xfrm_id_proto_match(x->id.proto, proto)) {
> xfrm_state_hold(x);
> @@ -693,9 +691,8 @@ static struct xfrm_state *__xfrm_state_lookup(struct net *net, u32 mark,
> {
> unsigned int h = xfrm_spi_hash(net, daddr, spi, proto, family);
> struct xfrm_state *x;
> - struct hlist_node *entry;
>
> - hlist_for_each_entry(x, entry, net->xfrm.state_byspi+h, byspi) {
> + hlist_for_each_entry(x, net->xfrm.state_byspi+h, byspi) {
> if (x->props.family != family ||
> x->id.spi != spi ||
> x->id.proto != proto ||
> @@ -718,9 +715,8 @@ static struct xfrm_state *__xfrm_state_lookup_byaddr(struct net *net, u32 mark,
> {
> unsigned int h = xfrm_src_hash(net, daddr, saddr, family);
> struct xfrm_state *x;
> - struct hlist_node *entry;
>
> - hlist_for_each_entry(x, entry, net->xfrm.state_bysrc+h, bysrc) {
> + hlist_for_each_entry(x, net->xfrm.state_bysrc+h, bysrc) {
> if (x->props.family != family ||
> x->id.proto != proto ||
> xfrm_addr_cmp(&x->id.daddr, daddr, family) ||
> @@ -806,7 +802,6 @@ xfrm_state_find(const xfrm_address_t *daddr, const xfrm_address_t *saddr,
> static xfrm_address_t saddr_wildcard = { };
> struct net *net = xp_net(pol);
> unsigned int h, h_wildcard;
> - struct hlist_node *entry;
> struct xfrm_state *x, *x0, *to_put;
> int acquire_in_progress = 0;
> int error = 0;
> @@ -818,7 +813,7 @@ xfrm_state_find(const xfrm_address_t *daddr, const xfrm_address_t *saddr,
>
> spin_lock_bh(&xfrm_state_lock);
> h = xfrm_dst_hash(net, daddr, saddr, tmpl->reqid, encap_family);
> - hlist_for_each_entry(x, entry, net->xfrm.state_bydst+h, bydst) {
> + hlist_for_each_entry(x, net->xfrm.state_bydst+h, bydst) {
> if (x->props.family == encap_family &&
> x->props.reqid == tmpl->reqid &&
> (mark & x->mark.m) == x->mark.v &&
> @@ -834,7 +829,7 @@ xfrm_state_find(const xfrm_address_t *daddr, const xfrm_address_t *saddr,
> goto found;
>
> h_wildcard = xfrm_dst_hash(net, daddr, &saddr_wildcard, tmpl->reqid, encap_family);
> - hlist_for_each_entry(x, entry, net->xfrm.state_bydst+h_wildcard, bydst) {
> + hlist_for_each_entry(x, net->xfrm.state_bydst+h_wildcard, bydst) {
> if (x->props.family == encap_family &&
> x->props.reqid == tmpl->reqid &&
> (mark & x->mark.m) == x->mark.v &&
> @@ -914,11 +909,10 @@ xfrm_stateonly_find(struct net *net, u32 mark,
> {
> unsigned int h;
> struct xfrm_state *rx = NULL, *x = NULL;
> - struct hlist_node *entry;
>
> spin_lock(&xfrm_state_lock);
> h = xfrm_dst_hash(net, daddr, saddr, reqid, family);
> - hlist_for_each_entry(x, entry, net->xfrm.state_bydst+h, bydst) {
> + hlist_for_each_entry(x, net->xfrm.state_bydst+h, bydst) {
> if (x->props.family == family &&
> x->props.reqid == reqid &&
> (mark & x->mark.m) == x->mark.v &&
> @@ -980,12 +974,11 @@ static void __xfrm_state_bump_genids(struct xfrm_state *xnew)
> unsigned short family = xnew->props.family;
> u32 reqid = xnew->props.reqid;
> struct xfrm_state *x;
> - struct hlist_node *entry;
> unsigned int h;
> u32 mark = xnew->mark.v & xnew->mark.m;
>
> h = xfrm_dst_hash(net, &xnew->id.daddr, &xnew->props.saddr, reqid, family);
> - hlist_for_each_entry(x, entry, net->xfrm.state_bydst+h, bydst) {
> + hlist_for_each_entry(x, net->xfrm.state_bydst+h, bydst) {
> if (x->props.family == family &&
> x->props.reqid == reqid &&
> (mark & x->mark.m) == x->mark.v &&
> @@ -1012,11 +1005,10 @@ static struct xfrm_state *__find_acq_core(struct net *net, struct xfrm_mark *m,
> const xfrm_address_t *saddr, int create)
> {
> unsigned int h = xfrm_dst_hash(net, daddr, saddr, reqid, family);
> - struct hlist_node *entry;
> struct xfrm_state *x;
> u32 mark = m->v & m->m;
>
> - hlist_for_each_entry(x, entry, net->xfrm.state_bydst+h, bydst) {
> + hlist_for_each_entry(x, net->xfrm.state_bydst+h, bydst) {
> if (x->props.reqid != reqid ||
> x->props.mode != mode ||
> x->props.family != family ||
> @@ -1223,12 +1215,11 @@ struct xfrm_state * xfrm_migrate_state_find(struct xfrm_migrate *m)
> {
> unsigned int h;
> struct xfrm_state *x;
> - struct hlist_node *entry;
>
> if (m->reqid) {
> h = xfrm_dst_hash(&init_net, &m->old_daddr, &m->old_saddr,
> m->reqid, m->old_family);
> - hlist_for_each_entry(x, entry, init_net.xfrm.state_bydst+h, bydst) {
> + hlist_for_each_entry(x, init_net.xfrm.state_bydst+h, bydst) {
> if (x->props.mode != m->mode ||
> x->id.proto != m->proto)
> continue;
> @@ -1245,7 +1236,7 @@ struct xfrm_state * xfrm_migrate_state_find(struct xfrm_migrate *m)
> } else {
> h = xfrm_src_hash(&init_net, &m->old_daddr, &m->old_saddr,
> m->old_family);
> - hlist_for_each_entry(x, entry, init_net.xfrm.state_bysrc+h, bysrc) {
> + hlist_for_each_entry(x, init_net.xfrm.state_bysrc+h, bysrc) {
> if (x->props.mode != m->mode ||
> x->id.proto != m->proto)
> continue;
> @@ -1477,10 +1468,9 @@ static struct xfrm_state *__xfrm_find_acq_byseq(struct net *net, u32 mark, u32 s
> int i;
>
> for (i = 0; i <= net->xfrm.state_hmask; i++) {
> - struct hlist_node *entry;
> struct xfrm_state *x;
>
> - hlist_for_each_entry(x, entry, net->xfrm.state_bydst+i, bydst) {
> + hlist_for_each_entry(x, net->xfrm.state_bydst+i, bydst) {
> if (x->km.seq == seq &&
> (mark & x->mark.m) == x->mark.v &&
> x->km.state == XFRM_STATE_ACQ) {
> diff --git a/security/integrity/ima/ima_queue.c b/security/integrity/ima/ima_queue.c
> index 55a6271..ff63fe0 100644
> --- a/security/integrity/ima/ima_queue.c
> +++ b/security/integrity/ima/ima_queue.c
> @@ -45,12 +45,11 @@ static struct ima_queue_entry *ima_lookup_digest_entry(u8 *digest_value)
> {
> struct ima_queue_entry *qe, *ret = NULL;
> unsigned int key;
> - struct hlist_node *pos;
> int rc;
>
> key = ima_hash_key(digest_value);
> rcu_read_lock();
> - hlist_for_each_entry_rcu(qe, pos, &ima_htable.queue[key], hnext) {
> + hlist_for_each_entry_rcu(qe, &ima_htable.queue[key], hnext) {
> rc = memcmp(qe->entry->digest, digest_value, IMA_DIGEST_SIZE);
> if (rc == 0) {
> ret = qe;
> diff --git a/security/selinux/avc.c b/security/selinux/avc.c
> index 4d3fab4..dad36a6 100644
> --- a/security/selinux/avc.c
> +++ b/security/selinux/avc.c
> @@ -188,11 +188,9 @@ int avc_get_hash_stats(char *page)
> for (i = 0; i < AVC_CACHE_SLOTS; i++) {
> head = &avc_cache.slots[i];
> if (!hlist_empty(head)) {
> - struct hlist_node *next;
> -
> slots_used++;
> chain_len = 0;
> - hlist_for_each_entry_rcu(node, next, head, list)
> + hlist_for_each_entry_rcu(node, head, list)
> chain_len++;
> if (chain_len > max_chain_len)
> max_chain_len = chain_len;
> @@ -241,7 +239,6 @@ static inline int avc_reclaim_node(void)
> int hvalue, try, ecx;
> unsigned long flags;
> struct hlist_head *head;
> - struct hlist_node *next;
> spinlock_t *lock;
>
> for (try = 0, ecx = 0; try < AVC_CACHE_SLOTS; try++) {
> @@ -253,7 +250,7 @@ static inline int avc_reclaim_node(void)
> continue;
>
> rcu_read_lock();
> - hlist_for_each_entry(node, next, head, list) {
> + hlist_for_each_entry(node, head, list) {
> avc_node_delete(node);
> avc_cache_stats_incr(reclaims);
> ecx++;
> @@ -301,11 +298,10 @@ static inline struct avc_node *avc_search_node(u32 ssid, u32 tsid, u16 tclass)
> struct avc_node *node, *ret = NULL;
> int hvalue;
> struct hlist_head *head;
> - struct hlist_node *next;
>
> hvalue = avc_hash(ssid, tsid, tclass);
> head = &avc_cache.slots[hvalue];
> - hlist_for_each_entry_rcu(node, next, head, list) {
> + hlist_for_each_entry_rcu(node, head, list) {
> if (ssid == node->ae.ssid &&
> tclass == node->ae.tclass &&
> tsid == node->ae.tsid) {
> @@ -394,7 +390,6 @@ static struct avc_node *avc_insert(u32 ssid, u32 tsid, u16 tclass, struct av_dec
> node = avc_alloc_node();
> if (node) {
> struct hlist_head *head;
> - struct hlist_node *next;
> spinlock_t *lock;
>
> hvalue = avc_hash(ssid, tsid, tclass);
> @@ -404,7 +399,7 @@ static struct avc_node *avc_insert(u32 ssid, u32 tsid, u16 tclass, struct av_dec
> lock = &avc_cache.slots_lock[hvalue];
>
> spin_lock_irqsave(lock, flag);
> - hlist_for_each_entry(pos, next, head, list) {
> + hlist_for_each_entry(pos, head, list) {
> if (pos->ae.ssid == ssid &&
> pos->ae.tsid == tsid &&
> pos->ae.tclass == tclass) {
> @@ -541,7 +536,6 @@ static int avc_update_node(u32 event, u32 perms, u32 ssid, u32 tsid, u16 tclass,
> unsigned long flag;
> struct avc_node *pos, *node, *orig = NULL;
> struct hlist_head *head;
> - struct hlist_node *next;
> spinlock_t *lock;
>
> node = avc_alloc_node();
> @@ -558,7 +552,7 @@ static int avc_update_node(u32 event, u32 perms, u32 ssid, u32 tsid, u16 tclass,
>
> spin_lock_irqsave(lock, flag);
>
> - hlist_for_each_entry(pos, next, head, list) {
> + hlist_for_each_entry(pos, head, list) {
> if (ssid == pos->ae.ssid &&
> tsid == pos->ae.tsid &&
> tclass == pos->ae.tclass &&
> @@ -614,7 +608,6 @@ out:
> static void avc_flush(void)
> {
> struct hlist_head *head;
> - struct hlist_node *next;
> struct avc_node *node;
> spinlock_t *lock;
> unsigned long flag;
> @@ -630,7 +623,7 @@ static void avc_flush(void)
> * prevent RCU grace periods from ending.
> */
> rcu_read_lock();
> - hlist_for_each_entry(node, next, head, list)
> + hlist_for_each_entry(node, head, list)
> avc_node_delete(node);
> rcu_read_unlock();
> spin_unlock_irqrestore(lock, flag);
> diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
> index 7052934..0680d57 100644
> --- a/tools/perf/util/evlist.c
> +++ b/tools/perf/util/evlist.c
> @@ -305,7 +305,6 @@ static int perf_evlist__id_add_fd(struct perf_evlist *evlist,
> struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id)
> {
> struct hlist_head *head;
> - struct hlist_node *pos;
> struct perf_sample_id *sid;
> int hash;
>
> @@ -315,7 +314,7 @@ struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id)
> hash = hash_64(id, PERF_EVLIST__HLIST_BITS);
> head = &evlist->heads[hash];
>
> - hlist_for_each_entry(sid, pos, head, node)
> + hlist_for_each_entry(sid, head, node)
> if (sid->id == id)
> return sid->evsel;
>
> diff --git a/virt/kvm/eventfd.c b/virt/kvm/eventfd.c
> index b6eea5c..adb17f2 100644
> --- a/virt/kvm/eventfd.c
> +++ b/virt/kvm/eventfd.c
> @@ -268,14 +268,13 @@ static void irqfd_update(struct kvm *kvm, struct _irqfd *irqfd,
> struct kvm_irq_routing_table *irq_rt)
> {
> struct kvm_kernel_irq_routing_entry *e;
> - struct hlist_node *n;
>
> if (irqfd->gsi >= irq_rt->nr_rt_entries) {
> rcu_assign_pointer(irqfd->irq_entry, NULL);
> return;
> }
>
> - hlist_for_each_entry(e, n, &irq_rt->map[irqfd->gsi], link) {
> + hlist_for_each_entry(e, &irq_rt->map[irqfd->gsi], link) {
> /* Only fast-path MSI. */
> if (e->type == KVM_IRQ_ROUTING_MSI)
> rcu_assign_pointer(irqfd->irq_entry, e);
> diff --git a/virt/kvm/irq_comm.c b/virt/kvm/irq_comm.c
> index 656fa45..096709c 100644
> --- a/virt/kvm/irq_comm.c
> +++ b/virt/kvm/irq_comm.c
> @@ -172,7 +172,6 @@ int kvm_set_irq(struct kvm *kvm, int irq_source_id, u32 irq, int level)
> struct kvm_kernel_irq_routing_entry *e, irq_set[KVM_NR_IRQCHIPS];
> int ret = -1, i = 0;
> struct kvm_irq_routing_table *irq_rt;
> - struct hlist_node *n;
>
> trace_kvm_set_irq(irq, level, irq_source_id);
>
> @@ -183,7 +182,7 @@ int kvm_set_irq(struct kvm *kvm, int irq_source_id, u32 irq, int level)
> rcu_read_lock();
> irq_rt = rcu_dereference(kvm->irq_routing);
> if (irq < irq_rt->nr_rt_entries)
> - hlist_for_each_entry(e, n, &irq_rt->map[irq], link)
> + hlist_for_each_entry(e, &irq_rt->map[irq], link)
> irq_set[i++] = *e;
> rcu_read_unlock();
>
> @@ -211,7 +210,6 @@ int kvm_set_irq_inatomic(struct kvm *kvm, int irq_source_id, u32 irq, int level)
> struct kvm_kernel_irq_routing_entry *e;
> int ret = -EINVAL;
> struct kvm_irq_routing_table *irq_rt;
> - struct hlist_node *n;
>
> trace_kvm_set_irq(irq, level, irq_source_id);
>
> @@ -226,7 +224,7 @@ int kvm_set_irq_inatomic(struct kvm *kvm, int irq_source_id, u32 irq, int level)
> rcu_read_lock();
> irq_rt = rcu_dereference(kvm->irq_routing);
> if (irq < irq_rt->nr_rt_entries)
> - hlist_for_each_entry(e, n, &irq_rt->map[irq], link) {
> + hlist_for_each_entry(e, &irq_rt->map[irq], link) {
> if (likely(e->type == KVM_IRQ_ROUTING_MSI))
> ret = kvm_set_msi_inatomic(e, kvm);
> else
> @@ -240,7 +238,6 @@ int kvm_set_irq_inatomic(struct kvm *kvm, int irq_source_id, u32 irq, int level)
> void kvm_notify_acked_irq(struct kvm *kvm, unsigned irqchip, unsigned pin)
> {
> struct kvm_irq_ack_notifier *kian;
> - struct hlist_node *n;
> int gsi;
>
> trace_kvm_ack_irq(irqchip, pin);
> @@ -248,7 +245,7 @@ void kvm_notify_acked_irq(struct kvm *kvm, unsigned irqchip, unsigned pin)
> rcu_read_lock();
> gsi = rcu_dereference(kvm->irq_routing)->chip[irqchip][pin];
> if (gsi != -1)
> - hlist_for_each_entry_rcu(kian, n, &kvm->irq_ack_notifier_list,
> + hlist_for_each_entry_rcu(kian, &kvm->irq_ack_notifier_list,
> link)
> if (kian->gsi == gsi)
> kian->irq_acked(kian);
> @@ -344,13 +341,12 @@ void kvm_fire_mask_notifiers(struct kvm *kvm, unsigned irqchip, unsigned pin,
> bool mask)
> {
> struct kvm_irq_mask_notifier *kimn;
> - struct hlist_node *n;
> int gsi;
>
> rcu_read_lock();
> gsi = rcu_dereference(kvm->irq_routing)->chip[irqchip][pin];
> if (gsi != -1)
> - hlist_for_each_entry_rcu(kimn, n, &kvm->mask_notifier_list, link)
> + hlist_for_each_entry_rcu(kimn, &kvm->mask_notifier_list, link)
> if (kimn->irq == gsi)
> kimn->func(kimn, mask);
> rcu_read_unlock();
> @@ -371,13 +367,12 @@ static int setup_routing_entry(struct kvm_irq_routing_table *rt,
> int delta;
> unsigned max_pin;
> struct kvm_kernel_irq_routing_entry *ei;
> - struct hlist_node *n;
>
> /*
> * Do not allow GSI to be mapped to the same irqchip more than once.
> * Allow only one to one mapping between GSI and MSI.
> */
> - hlist_for_each_entry(ei, n, &rt->map[ue->gsi], link)
> + hlist_for_each_entry(ei, &rt->map[ue->gsi], link)
> if (ei->type == KVM_IRQ_ROUTING_MSI ||
> ue->type == KVM_IRQ_ROUTING_MSI ||
> ue->u.irqchip.irqchip == ei->irqchip.irqchip)
> --
> 1.8.1
>
> --
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