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Message-Id: <20200717062331.691152-18-hch@lst.de>
Date: Fri, 17 Jul 2020 08:23:26 +0200
From: Christoph Hellwig <hch@....de>
To: "David S. Miller" <davem@...emloft.net>
Cc: Alexei Starovoitov <ast@...nel.org>,
Daniel Borkmann <daniel@...earbox.net>,
Chas Williams <3chas3@...il.com>,
Pablo Neira Ayuso <pablo@...filter.org>,
Jozsef Kadlecsik <kadlec@...filter.org>,
Florian Westphal <fw@...len.de>,
Alexey Kuznetsov <kuznet@....inr.ac.ru>,
Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
bpf@...r.kernel.org, netfilter-devel@...r.kernel.org,
linux-sctp@...r.kernel.org, linux-arch@...r.kernel.org,
linux-bluetooth@...r.kernel.org, bridge@...ts.linux-foundation.org,
linux-can@...r.kernel.org, dccp@...r.kernel.org,
linux-wpan@...r.kernel.org, mptcp@...ts.01.org
Subject: [PATCH 17/22] net/ipv4: remove compat_ip_{get,set}sockopt
Handle the few cases that need special treatment in-line using
in_compat_syscall().
Signed-off-by: Christoph Hellwig <hch@....de>
---
include/net/ip.h | 4 -
net/dccp/ipv4.c | 4 -
net/ipv4/ip_sockglue.c | 214 ++++++++++++-----------------------------
net/ipv4/raw.c | 22 -----
net/ipv4/tcp_ipv4.c | 4 -
net/ipv4/udp.c | 24 -----
net/ipv4/udp_impl.h | 6 --
net/ipv4/udplite.c | 4 -
net/l2tp/l2tp_ip.c | 4 -
net/sctp/protocol.c | 4 -
10 files changed, 61 insertions(+), 229 deletions(-)
diff --git a/include/net/ip.h b/include/net/ip.h
index 862c9545833a95..3d34acc95ca825 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -727,10 +727,6 @@ int ip_setsockopt(struct sock *sk, int level, int optname, char __user *optval,
unsigned int optlen);
int ip_getsockopt(struct sock *sk, int level, int optname, char __user *optval,
int __user *optlen);
-int compat_ip_setsockopt(struct sock *sk, int level, int optname,
- char __user *optval, unsigned int optlen);
-int compat_ip_getsockopt(struct sock *sk, int level, int optname,
- char __user *optval, int __user *optlen);
int ip_ra_control(struct sock *sk, unsigned char on,
void (*destructor)(struct sock *));
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index 316cc5ac0da72b..b91373eb1c7974 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -913,10 +913,6 @@ static const struct inet_connection_sock_af_ops dccp_ipv4_af_ops = {
.getsockopt = ip_getsockopt,
.addr2sockaddr = inet_csk_addr2sockaddr,
.sockaddr_len = sizeof(struct sockaddr_in),
-#ifdef CONFIG_COMPAT
- .compat_setsockopt = compat_ip_setsockopt,
- .compat_getsockopt = compat_ip_getsockopt,
-#endif
};
static int dccp_v4_init_sock(struct sock *sk)
diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
index 73bb88fbe54661..86b3b9a7cea30d 100644
--- a/net/ipv4/ip_sockglue.c
+++ b/net/ipv4/ip_sockglue.c
@@ -679,20 +679,48 @@ static int set_mcast_msfilter(struct sock *sk, int ifindex,
return -EADDRNOTAVAIL;
}
+static int copy_group_source_from_user(struct group_source_req *greqs,
+ void __user *optval, int optlen)
+{
+ if (in_compat_syscall()) {
+ struct compat_group_source_req gr32;
+
+ if (optlen != sizeof(gr32))
+ return -EINVAL;
+ if (copy_from_user(&gr32, optval, sizeof(gr32)))
+ return -EFAULT;
+ greqs->gsr_interface = gr32.gsr_interface;
+ greqs->gsr_group = gr32.gsr_group;
+ greqs->gsr_source = gr32.gsr_source;
+ } else {
+ if (optlen != sizeof(*greqs))
+ return -EINVAL;
+ if (copy_from_user(greqs, optval, sizeof(*greqs)))
+ return -EFAULT;
+ }
+
+ return 0;
+}
+
static int do_mcast_group_source(struct sock *sk, int optname,
- struct group_source_req *greqs)
+ void __user *optval, int optlen)
{
+ struct group_source_req greqs;
struct ip_mreq_source mreqs;
struct sockaddr_in *psin;
int omode, add, err;
- if (greqs->gsr_group.ss_family != AF_INET ||
- greqs->gsr_source.ss_family != AF_INET)
+ err = copy_group_source_from_user(&greqs, optval, optlen);
+ if (err)
+ return err;
+
+ if (greqs.gsr_group.ss_family != AF_INET ||
+ greqs.gsr_source.ss_family != AF_INET)
return -EADDRNOTAVAIL;
- psin = (struct sockaddr_in *)&greqs->gsr_group;
+ psin = (struct sockaddr_in *)&greqs.gsr_group;
mreqs.imr_multiaddr = psin->sin_addr.s_addr;
- psin = (struct sockaddr_in *)&greqs->gsr_source;
+ psin = (struct sockaddr_in *)&greqs.gsr_source;
mreqs.imr_sourceaddr = psin->sin_addr.s_addr;
mreqs.imr_interface = 0; /* use index for mc_source */
@@ -705,21 +733,21 @@ static int do_mcast_group_source(struct sock *sk, int optname,
} else if (optname == MCAST_JOIN_SOURCE_GROUP) {
struct ip_mreqn mreq;
- psin = (struct sockaddr_in *)&greqs->gsr_group;
+ psin = (struct sockaddr_in *)&greqs.gsr_group;
mreq.imr_multiaddr = psin->sin_addr;
mreq.imr_address.s_addr = 0;
- mreq.imr_ifindex = greqs->gsr_interface;
+ mreq.imr_ifindex = greqs.gsr_interface;
err = ip_mc_join_group_ssm(sk, &mreq, MCAST_INCLUDE);
if (err && err != -EADDRINUSE)
return err;
- greqs->gsr_interface = mreq.imr_ifindex;
+ greqs.gsr_interface = mreq.imr_ifindex;
omode = MCAST_INCLUDE;
add = 1;
} else /* MCAST_LEAVE_SOURCE_GROUP */ {
omode = MCAST_INCLUDE;
add = 0;
}
- return ip_mc_source(add, omode, sk, &mreqs, greqs->gsr_interface);
+ return ip_mc_source(add, omode, sk, &mreqs, greqs.gsr_interface);
}
static int ip_set_mcast_msfilter(struct sock *sk, void __user *optval,
@@ -754,7 +782,6 @@ static int ip_set_mcast_msfilter(struct sock *sk, void __user *optval,
return err;
}
-#ifdef CONFIG_COMPAT
static int compat_ip_set_mcast_msfilter(struct sock *sk, void __user *optval,
int optlen)
{
@@ -788,23 +815,16 @@ static int compat_ip_set_mcast_msfilter(struct sock *sk, void __user *optval,
if (offsetof(struct compat_group_filter, gf_slist[n]) > optlen)
goto out_free_gsf;
- rtnl_lock();
- lock_sock(sk);
-
/* numsrc >= (4G-140)/128 overflow in 32 bits */
err = -ENOBUFS;
if (n > sock_net(sk)->ipv4.sysctl_igmp_max_msf)
- goto out_unlock;
+ goto out_free_gsf;
err = set_mcast_msfilter(sk, gf32->gf_interface, n, gf32->gf_fmode,
&gf32->gf_group, gf32->gf_slist);
-out_unlock:
- release_sock(sk);
- rtnl_unlock();
out_free_gsf:
kfree(p);
return err;
}
-#endif
static int ip_mcast_join_leave(struct sock *sk, int optname,
void __user *optval, int optlen)
@@ -828,14 +848,12 @@ static int ip_mcast_join_leave(struct sock *sk, int optname,
return ip_mc_leave_group(sk, &mreq);
}
-#ifdef CONFIG_COMPAT
static int compat_ip_mcast_join_leave(struct sock *sk, int optname,
void __user *optval, int optlen)
{
struct compat_group_req greq;
struct ip_mreqn mreq = { };
struct sockaddr_in *psin;
- int err;
if (optlen < sizeof(struct compat_group_req))
return -EINVAL;
@@ -848,17 +866,10 @@ static int compat_ip_mcast_join_leave(struct sock *sk, int optname,
mreq.imr_multiaddr = psin->sin_addr;
mreq.imr_ifindex = greq.gr_interface;
- rtnl_lock();
- lock_sock(sk);
if (optname == MCAST_JOIN_GROUP)
- err = ip_mc_join_group(sk, &mreq);
- else
- err = ip_mc_leave_group(sk, &mreq);
- release_sock(sk);
- rtnl_unlock();
- return err;
+ return ip_mc_join_group(sk, &mreq);
+ return ip_mc_leave_group(sk, &mreq);
}
-#endif
static int do_ip_setsockopt(struct sock *sk, int level,
int optname, char __user *optval, unsigned int optlen)
@@ -1265,26 +1276,23 @@ static int do_ip_setsockopt(struct sock *sk, int level,
}
case MCAST_JOIN_GROUP:
case MCAST_LEAVE_GROUP:
- err = ip_mcast_join_leave(sk, optname, optval, optlen);
+ if (in_compat_syscall())
+ err = compat_ip_mcast_join_leave(sk, optname, optval,
+ optlen);
+ else
+ err = ip_mcast_join_leave(sk, optname, optval, optlen);
break;
case MCAST_JOIN_SOURCE_GROUP:
case MCAST_LEAVE_SOURCE_GROUP:
case MCAST_BLOCK_SOURCE:
case MCAST_UNBLOCK_SOURCE:
- {
- struct group_source_req greqs;
-
- if (optlen != sizeof(struct group_source_req))
- goto e_inval;
- if (copy_from_user(&greqs, optval, sizeof(greqs))) {
- err = -EFAULT;
- break;
- }
- err = do_mcast_group_source(sk, optname, &greqs);
+ err = do_mcast_group_source(sk, optname, optval, optlen);
break;
- }
case MCAST_MSFILTER:
- err = ip_set_mcast_msfilter(sk, optval, optlen);
+ if (in_compat_syscall())
+ err = compat_ip_set_mcast_msfilter(sk, optval, optlen);
+ else
+ err = ip_set_mcast_msfilter(sk, optval, optlen);
break;
case IP_MULTICAST_ALL:
if (optlen < 1)
@@ -1410,62 +1418,6 @@ int ip_setsockopt(struct sock *sk, int level,
}
EXPORT_SYMBOL(ip_setsockopt);
-#ifdef CONFIG_COMPAT
-int compat_ip_setsockopt(struct sock *sk, int level, int optname,
- char __user *optval, unsigned int optlen)
-{
- int err;
-
- if (level != SOL_IP)
- return -ENOPROTOOPT;
-
- switch (optname) {
- case MCAST_JOIN_GROUP:
- case MCAST_LEAVE_GROUP:
- return compat_ip_mcast_join_leave(sk, optname, optval, optlen);
- case MCAST_JOIN_SOURCE_GROUP:
- case MCAST_LEAVE_SOURCE_GROUP:
- case MCAST_BLOCK_SOURCE:
- case MCAST_UNBLOCK_SOURCE:
- {
- struct compat_group_source_req __user *gsr32 = (void __user *)optval;
- struct group_source_req greqs;
-
- if (optlen != sizeof(struct compat_group_source_req))
- return -EINVAL;
-
- if (get_user(greqs.gsr_interface, &gsr32->gsr_interface) ||
- copy_from_user(&greqs.gsr_group, &gsr32->gsr_group,
- sizeof(greqs.gsr_group)) ||
- copy_from_user(&greqs.gsr_source, &gsr32->gsr_source,
- sizeof(greqs.gsr_source)))
- return -EFAULT;
-
- rtnl_lock();
- lock_sock(sk);
- err = do_mcast_group_source(sk, optname, &greqs);
- release_sock(sk);
- rtnl_unlock();
- return err;
- }
- case MCAST_MSFILTER:
- return compat_ip_set_mcast_msfilter(sk, optval, optlen);
- }
-
- err = do_ip_setsockopt(sk, level, optname, optval, optlen);
-#ifdef CONFIG_NETFILTER
- /* we need to exclude all possible ENOPROTOOPTs except default case */
- if (err == -ENOPROTOOPT && optname != IP_HDRINCL &&
- optname != IP_IPSEC_POLICY &&
- optname != IP_XFRM_POLICY &&
- !ip_mroute_opt(optname))
- err = nf_setsockopt(sk, PF_INET, optname, optval, optlen);
-#endif
- return err;
-}
-EXPORT_SYMBOL(compat_ip_setsockopt);
-#endif
-
/*
* Get the options. Note for future reference. The GET of IP options gets
* the _received_ ones. The set sets the _sent_ ones.
@@ -1507,22 +1459,18 @@ static int ip_get_mcast_msfilter(struct sock *sk, void __user *optval,
return 0;
}
-#ifdef CONFIG_COMPAT
static int compat_ip_get_mcast_msfilter(struct sock *sk, void __user *optval,
- int __user *optlen)
+ int __user *optlen, int len)
{
const int size0 = offsetof(struct compat_group_filter, gf_slist);
struct compat_group_filter __user *p = optval;
struct compat_group_filter gf32;
struct group_filter gf;
- int len, err;
int num;
+ int err;
- if (get_user(len, optlen))
- return -EFAULT;
if (len < size0)
return -EINVAL;
-
if (copy_from_user(&gf32, p, size0))
return -EFAULT;
@@ -1531,11 +1479,7 @@ static int compat_ip_get_mcast_msfilter(struct sock *sk, void __user *optval,
num = gf.gf_numsrc = gf32.gf_numsrc;
gf.gf_group = gf32.gf_group;
- rtnl_lock();
- lock_sock(sk);
err = ip_mc_gsfget(sk, &gf, p->gf_slist);
- release_sock(sk);
- rtnl_unlock();
if (err)
return err;
if (gf.gf_numsrc < num)
@@ -1547,10 +1491,9 @@ static int compat_ip_get_mcast_msfilter(struct sock *sk, void __user *optval,
return -EFAULT;
return 0;
}
-#endif
static int do_ip_getsockopt(struct sock *sk, int level, int optname,
- char __user *optval, int __user *optlen, unsigned int flags)
+ char __user *optval, int __user *optlen)
{
struct inet_sock *inet = inet_sk(sk);
bool needs_rtnl = getsockopt_needs_rtnl(optname);
@@ -1707,7 +1650,11 @@ static int do_ip_getsockopt(struct sock *sk, int level, int optname,
goto out;
}
case MCAST_MSFILTER:
- err = ip_get_mcast_msfilter(sk, optval, optlen, len);
+ if (in_compat_syscall())
+ err = compat_ip_get_mcast_msfilter(sk, optval, optlen,
+ len);
+ else
+ err = ip_get_mcast_msfilter(sk, optval, optlen, len);
goto out;
case IP_MULTICAST_ALL:
val = inet->mc_all;
@@ -1724,7 +1671,7 @@ static int do_ip_getsockopt(struct sock *sk, int level, int optname,
msg.msg_control_is_user = true;
msg.msg_control_user = optval;
msg.msg_controllen = len;
- msg.msg_flags = flags;
+ msg.msg_flags = in_compat_syscall() ? MSG_CMSG_COMPAT : 0;
if (inet->cmsg_flags & IP_CMSG_PKTINFO) {
struct in_pktinfo info;
@@ -1788,45 +1735,7 @@ int ip_getsockopt(struct sock *sk, int level,
{
int err;
- err = do_ip_getsockopt(sk, level, optname, optval, optlen, 0);
-#if IS_ENABLED(CONFIG_BPFILTER_UMH)
- if (optname >= BPFILTER_IPT_SO_GET_INFO &&
- optname < BPFILTER_IPT_GET_MAX)
- err = bpfilter_ip_get_sockopt(sk, optname, optval, optlen);
-#endif
-#ifdef CONFIG_NETFILTER
- /* we need to exclude all possible ENOPROTOOPTs except default case */
- if (err == -ENOPROTOOPT && optname != IP_PKTOPTIONS &&
- !ip_mroute_opt(optname)) {
- int len;
-
- if (get_user(len, optlen))
- return -EFAULT;
-
- err = nf_getsockopt(sk, PF_INET, optname, optval, &len);
- if (err >= 0)
- err = put_user(len, optlen);
- return err;
- }
-#endif
- return err;
-}
-EXPORT_SYMBOL(ip_getsockopt);
-
-#ifdef CONFIG_COMPAT
-int compat_ip_getsockopt(struct sock *sk, int level, int optname,
- char __user *optval, int __user *optlen)
-{
- int err;
-
- if (optname == MCAST_MSFILTER) {
- if (level != SOL_IP)
- return -EOPNOTSUPP;
- return compat_ip_get_mcast_msfilter(sk, optval, optlen);
- }
-
- err = do_ip_getsockopt(sk, level, optname, optval, optlen,
- MSG_CMSG_COMPAT);
+ err = do_ip_getsockopt(sk, level, optname, optval, optlen);
#if IS_ENABLED(CONFIG_BPFILTER_UMH)
if (optname >= BPFILTER_IPT_SO_GET_INFO &&
@@ -1850,5 +1759,4 @@ int compat_ip_getsockopt(struct sock *sk, int level, int optname,
#endif
return err;
}
-EXPORT_SYMBOL(compat_ip_getsockopt);
-#endif
+EXPORT_SYMBOL(ip_getsockopt);
diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
index 47665919048f9d..2a57d633b31e00 100644
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -857,16 +857,6 @@ static int raw_setsockopt(struct sock *sk, int level, int optname,
return do_raw_setsockopt(sk, level, optname, optval, optlen);
}
-#ifdef CONFIG_COMPAT
-static int compat_raw_setsockopt(struct sock *sk, int level, int optname,
- char __user *optval, unsigned int optlen)
-{
- if (level != SOL_RAW)
- return compat_ip_setsockopt(sk, level, optname, optval, optlen);
- return do_raw_setsockopt(sk, level, optname, optval, optlen);
-}
-#endif
-
static int do_raw_getsockopt(struct sock *sk, int level, int optname,
char __user *optval, int __user *optlen)
{
@@ -887,16 +877,6 @@ static int raw_getsockopt(struct sock *sk, int level, int optname,
return do_raw_getsockopt(sk, level, optname, optval, optlen);
}
-#ifdef CONFIG_COMPAT
-static int compat_raw_getsockopt(struct sock *sk, int level, int optname,
- char __user *optval, int __user *optlen)
-{
- if (level != SOL_RAW)
- return compat_ip_getsockopt(sk, level, optname, optval, optlen);
- return do_raw_getsockopt(sk, level, optname, optval, optlen);
-}
-#endif
-
static int raw_ioctl(struct sock *sk, int cmd, unsigned long arg)
{
switch (cmd) {
@@ -980,8 +960,6 @@ struct proto raw_prot = {
.usersize = sizeof_field(struct raw_sock, filter),
.h.raw_hash = &raw_v4_hashinfo,
#ifdef CONFIG_COMPAT
- .compat_setsockopt = compat_raw_setsockopt,
- .compat_getsockopt = compat_raw_getsockopt,
.compat_ioctl = compat_raw_ioctl,
#endif
.diag_destroy = raw_abort,
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 116c11a0aaed62..e5b7ef9a288769 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -2134,10 +2134,6 @@ const struct inet_connection_sock_af_ops ipv4_specific = {
.getsockopt = ip_getsockopt,
.addr2sockaddr = inet_csk_addr2sockaddr,
.sockaddr_len = sizeof(struct sockaddr_in),
-#ifdef CONFIG_COMPAT
- .compat_setsockopt = compat_ip_setsockopt,
- .compat_getsockopt = compat_ip_getsockopt,
-#endif
.mtu_reduced = tcp_v4_mtu_reduced,
};
EXPORT_SYMBOL(ipv4_specific);
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 073d346f515c44..d4be4471c424e3 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -2656,17 +2656,6 @@ int udp_setsockopt(struct sock *sk, int level, int optname,
return ip_setsockopt(sk, level, optname, optval, optlen);
}
-#ifdef CONFIG_COMPAT
-int compat_udp_setsockopt(struct sock *sk, int level, int optname,
- char __user *optval, unsigned int optlen)
-{
- if (level == SOL_UDP || level == SOL_UDPLITE)
- return udp_lib_setsockopt(sk, level, optname, optval, optlen,
- udp_push_pending_frames);
- return compat_ip_setsockopt(sk, level, optname, optval, optlen);
-}
-#endif
-
int udp_lib_getsockopt(struct sock *sk, int level, int optname,
char __user *optval, int __user *optlen)
{
@@ -2732,15 +2721,6 @@ int udp_getsockopt(struct sock *sk, int level, int optname,
return ip_getsockopt(sk, level, optname, optval, optlen);
}
-#ifdef CONFIG_COMPAT
-int compat_udp_getsockopt(struct sock *sk, int level, int optname,
- char __user *optval, int __user *optlen)
-{
- if (level == SOL_UDP || level == SOL_UDPLITE)
- return udp_lib_getsockopt(sk, level, optname, optval, optlen);
- return compat_ip_getsockopt(sk, level, optname, optval, optlen);
-}
-#endif
/**
* udp_poll - wait for a UDP event.
* @file: - file struct
@@ -2812,10 +2792,6 @@ struct proto udp_prot = {
.sysctl_rmem_offset = offsetof(struct net, ipv4.sysctl_udp_rmem_min),
.obj_size = sizeof(struct udp_sock),
.h.udp_table = &udp_table,
-#ifdef CONFIG_COMPAT
- .compat_setsockopt = compat_udp_setsockopt,
- .compat_getsockopt = compat_udp_getsockopt,
-#endif
.diag_destroy = udp_abort,
};
EXPORT_SYMBOL(udp_prot);
diff --git a/net/ipv4/udp_impl.h b/net/ipv4/udp_impl.h
index 6b2fa77eeb1c3e..ab313702c87f30 100644
--- a/net/ipv4/udp_impl.h
+++ b/net/ipv4/udp_impl.h
@@ -17,12 +17,6 @@ int udp_setsockopt(struct sock *sk, int level, int optname,
int udp_getsockopt(struct sock *sk, int level, int optname,
char __user *optval, int __user *optlen);
-#ifdef CONFIG_COMPAT
-int compat_udp_setsockopt(struct sock *sk, int level, int optname,
- char __user *optval, unsigned int optlen);
-int compat_udp_getsockopt(struct sock *sk, int level, int optname,
- char __user *optval, int __user *optlen);
-#endif
int udp_recvmsg(struct sock *sk, struct msghdr *msg, size_t len, int noblock,
int flags, int *addr_len);
int udp_sendpage(struct sock *sk, struct page *page, int offset, size_t size,
diff --git a/net/ipv4/udplite.c b/net/ipv4/udplite.c
index 5936d66d1ce2f2..bd8773b49e72ed 100644
--- a/net/ipv4/udplite.c
+++ b/net/ipv4/udplite.c
@@ -56,10 +56,6 @@ struct proto udplite_prot = {
.sysctl_mem = sysctl_udp_mem,
.obj_size = sizeof(struct udp_sock),
.h.udp_table = &udplite_table,
-#ifdef CONFIG_COMPAT
- .compat_setsockopt = compat_udp_setsockopt,
- .compat_getsockopt = compat_udp_getsockopt,
-#endif
};
EXPORT_SYMBOL(udplite_prot);
diff --git a/net/l2tp/l2tp_ip.c b/net/l2tp/l2tp_ip.c
index f8d7412cfb3d37..2a3fd31fb589dc 100644
--- a/net/l2tp/l2tp_ip.c
+++ b/net/l2tp/l2tp_ip.c
@@ -612,10 +612,6 @@ static struct proto l2tp_ip_prot = {
.hash = l2tp_ip_hash,
.unhash = l2tp_ip_unhash,
.obj_size = sizeof(struct l2tp_ip_sock),
-#ifdef CONFIG_COMPAT
- .compat_setsockopt = compat_ip_setsockopt,
- .compat_getsockopt = compat_ip_getsockopt,
-#endif
};
static const struct proto_ops l2tp_ip_ops = {
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 8d25cc464efdf3..7ecaf7d575c097 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -1089,10 +1089,6 @@ static struct sctp_af sctp_af_inet = {
.net_header_len = sizeof(struct iphdr),
.sockaddr_len = sizeof(struct sockaddr_in),
.ip_options_len = sctp_v4_ip_options_len,
-#ifdef CONFIG_COMPAT
- .compat_setsockopt = compat_ip_setsockopt,
- .compat_getsockopt = compat_ip_getsockopt,
-#endif
};
struct sctp_pf *sctp_get_pf_specific(sa_family_t family)
--
2.27.0
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