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Date: Wed, 14 Apr 2010 00:52:06 +0300
From: Alexey Dobriyan <adobriyan@...il.com>
To: akpm@...ux-foundation.org
Cc: linux-kernel@...r.kernel.org
Subject: [PATCH] Add USHRT_MAX, SHRT_MAX, SHRT_MIN
* C99 knows about USHRT_MAX/SHRT_MAX/SHRT_MIN, not USHORT_MAX/SHORT_MAX/SHORT_MIN.
* Make SHRT_MIN of type s16, not int, for consistency.
Signed-off-by: Alexey Dobriyan <adobriyan@...il.com>
---
drivers/scsi/fcoe/fcoe.c | 2 +-
drivers/scsi/mpt2sas/mpt2sas_base.c | 2 +-
drivers/scsi/mpt2sas/mpt2sas_config.c | 2 +-
drivers/vhost/vhost.c | 2 +-
fs/nfs/super.c | 4 ++--
fs/nfsd/nfsctl.c | 4 ++--
fs/ocfs2/blockcheck.c | 4 ++--
include/linux/kernel.h | 6 +++---
include/linux/sched.h | 2 +-
include/net/ip.h | 6 +++---
include/net/ipv6.h | 6 +++---
ipc/msg.c | 12 ++++++------
ipc/util.c | 4 ++--
lib/vsprintf.c | 2 +-
net/9p/protocol.c | 2 +-
net/dccp/options.c | 2 +-
net/ipv4/udp.c | 8 ++++----
net/mac80211/sta_info.c | 2 +-
net/sunrpc/rpcb_clnt.c | 2 +-
19 files changed, 37 insertions(+), 37 deletions(-)
--- a/drivers/scsi/fcoe/fcoe.c
+++ b/drivers/scsi/fcoe/fcoe.c
@@ -683,7 +683,7 @@ static int fcoe_shost_config(struct fc_lport *lport, struct Scsi_Host *shost,
}
if (!lport->vport)
- fc_host_max_npiv_vports(lport->host) = USHORT_MAX;
+ fc_host_max_npiv_vports(lport->host) = USHRT_MAX;
snprintf(fc_host_symbolic_name(lport->host), FC_SYMBOLIC_NAME_SIZE,
"%s v%s over %s", FCOE_NAME, FCOE_VERSION,
--- a/drivers/scsi/mpt2sas/mpt2sas_base.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_base.c
@@ -3714,7 +3714,7 @@ _base_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase)
if (ioc->config_cmds.status & MPT2_CMD_PENDING) {
ioc->config_cmds.status |= MPT2_CMD_RESET;
mpt2sas_base_free_smid(ioc, ioc->config_cmds.smid);
- ioc->config_cmds.smid = USHORT_MAX;
+ ioc->config_cmds.smid = USHRT_MAX;
complete(&ioc->config_cmds.done);
}
break;
--- a/drivers/scsi/mpt2sas/mpt2sas_config.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_config.c
@@ -258,7 +258,7 @@ mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
#ifdef CONFIG_SCSI_MPT2SAS_LOGGING
_config_display_some_debug(ioc, smid, "config_done", mpi_reply);
#endif
- ioc->config_cmds.smid = USHORT_MAX;
+ ioc->config_cmds.smid = USHRT_MAX;
complete(&ioc->config_cmds.done);
return 1;
}
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -802,7 +802,7 @@ static unsigned get_indirect(struct vhost_dev *dev, struct vhost_virtqueue *vq,
count = indirect->len / sizeof desc;
/* Buffers are chained via a 16 bit next field, so
* we can have at most 2^16 of these. */
- if (count > USHORT_MAX + 1) {
+ if (count > USHRT_MAX + 1) {
vq_err(vq, "Indirect buffer length too big: %d\n",
indirect->len);
return -E2BIG;
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -1064,7 +1064,7 @@ static int nfs_parse_mount_options(char *raw,
goto out_nomem;
rc = strict_strtoul(string, 10, &option);
kfree(string);
- if (rc != 0 || option > USHORT_MAX)
+ if (rc != 0 || option > USHRT_MAX)
goto out_invalid_value;
mnt->nfs_server.port = option;
break;
@@ -1185,7 +1185,7 @@ static int nfs_parse_mount_options(char *raw,
goto out_nomem;
rc = strict_strtoul(string, 10, &option);
kfree(string);
- if (rc != 0 || option > USHORT_MAX)
+ if (rc != 0 || option > USHRT_MAX)
goto out_invalid_value;
mnt->mount_server.port = option;
break;
--- a/fs/nfsd/nfsctl.c
+++ b/fs/nfsd/nfsctl.c
@@ -995,7 +995,7 @@ static ssize_t __write_ports_addxprt(char *buf)
if (sscanf(buf, "%15s %4u", transport, &port) != 2)
return -EINVAL;
- if (port < 1 || port > USHORT_MAX)
+ if (port < 1 || port > USHRT_MAX)
return -EINVAL;
err = nfsd_create_serv();
@@ -1037,7 +1037,7 @@ static ssize_t __write_ports_delxprt(char *buf)
if (sscanf(&buf[1], "%15s %4u", transport, &port) != 2)
return -EINVAL;
- if (port < 1 || port > USHORT_MAX || nfsd_serv == NULL)
+ if (port < 1 || port > USHRT_MAX || nfsd_serv == NULL)
return -EINVAL;
xprt = svc_find_xprt(nfsd_serv, transport, AF_UNSPEC, port);
--- a/fs/ocfs2/blockcheck.c
+++ b/fs/ocfs2/blockcheck.c
@@ -403,7 +403,7 @@ void ocfs2_block_check_compute(void *data, size_t blocksize,
* No ecc'd ocfs2 structure is larger than 4K, so ecc will be no
* larger than 16 bits.
*/
- BUG_ON(ecc > USHORT_MAX);
+ BUG_ON(ecc > USHRT_MAX);
bc->bc_crc32e = cpu_to_le32(crc);
bc->bc_ecc = cpu_to_le16((u16)ecc);
@@ -508,7 +508,7 @@ void ocfs2_block_check_compute_bhs(struct buffer_head **bhs, int nr,
* No ecc'd ocfs2 structure is larger than 4K, so ecc will be no
* larger than 16 bits.
*/
- BUG_ON(ecc > USHORT_MAX);
+ BUG_ON(ecc > USHRT_MAX);
bc->bc_crc32e = cpu_to_le32(crc);
bc->bc_ecc = cpu_to_le16((u16)ecc);
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -22,9 +22,9 @@
extern const char linux_banner[];
extern const char linux_proc_banner[];
-#define USHORT_MAX ((u16)(~0U))
-#define SHORT_MAX ((s16)(USHORT_MAX>>1))
-#define SHORT_MIN (-SHORT_MAX - 1)
+#define USHRT_MAX ((u16)(~0U))
+#define SHRT_MAX ((s16)(USHRT_MAX>>1))
+#define SHRT_MIN ((s16)(-SHRT_MAX - 1))
#define INT_MAX ((int)(~0U>>1))
#define INT_MIN (-INT_MAX - 1)
#define UINT_MAX (~0U)
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -379,7 +379,7 @@ struct user_namespace;
* 1-3 now and depends on arch. We use "5" as safe margin, here.
*/
#define MAPCOUNT_ELF_CORE_MARGIN (5)
-#define DEFAULT_MAX_MAP_COUNT (USHORT_MAX - MAPCOUNT_ELF_CORE_MARGIN)
+#define DEFAULT_MAX_MAP_COUNT (USHRT_MAX - MAPCOUNT_ELF_CORE_MARGIN)
extern int sysctl_max_map_count;
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -352,11 +352,11 @@ enum ip_defrag_users {
IP_DEFRAG_LOCAL_DELIVER,
IP_DEFRAG_CALL_RA_CHAIN,
IP_DEFRAG_CONNTRACK_IN,
- __IP_DEFRAG_CONNTRACK_IN_END = IP_DEFRAG_CONNTRACK_IN + USHORT_MAX,
+ __IP_DEFRAG_CONNTRACK_IN_END = IP_DEFRAG_CONNTRACK_IN + USHRT_MAX,
IP_DEFRAG_CONNTRACK_OUT,
- __IP_DEFRAG_CONNTRACK_OUT_END = IP_DEFRAG_CONNTRACK_OUT + USHORT_MAX,
+ __IP_DEFRAG_CONNTRACK_OUT_END = IP_DEFRAG_CONNTRACK_OUT + USHRT_MAX,
IP_DEFRAG_CONNTRACK_BRIDGE_IN,
- __IP_DEFRAG_CONNTRACK_BRIDGE_IN = IP_DEFRAG_CONNTRACK_BRIDGE_IN + USHORT_MAX,
+ __IP_DEFRAG_CONNTRACK_BRIDGE_IN = IP_DEFRAG_CONNTRACK_BRIDGE_IN + USHRT_MAX,
IP_DEFRAG_VS_IN,
IP_DEFRAG_VS_OUT,
IP_DEFRAG_VS_FWD
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -354,11 +354,11 @@ struct inet_frag_queue;
enum ip6_defrag_users {
IP6_DEFRAG_LOCAL_DELIVER,
IP6_DEFRAG_CONNTRACK_IN,
- __IP6_DEFRAG_CONNTRACK_IN = IP6_DEFRAG_CONNTRACK_IN + USHORT_MAX,
+ __IP6_DEFRAG_CONNTRACK_IN = IP6_DEFRAG_CONNTRACK_IN + USHRT_MAX,
IP6_DEFRAG_CONNTRACK_OUT,
- __IP6_DEFRAG_CONNTRACK_OUT = IP6_DEFRAG_CONNTRACK_OUT + USHORT_MAX,
+ __IP6_DEFRAG_CONNTRACK_OUT = IP6_DEFRAG_CONNTRACK_OUT + USHRT_MAX,
IP6_DEFRAG_CONNTRACK_BRIDGE_IN,
- __IP6_DEFRAG_CONNTRACK_BRIDGE_IN = IP6_DEFRAG_CONNTRACK_BRIDGE_IN + USHORT_MAX,
+ __IP6_DEFRAG_CONNTRACK_BRIDGE_IN = IP6_DEFRAG_CONNTRACK_BRIDGE_IN + USHRT_MAX,
};
struct ip6_create_arg {
--- a/ipc/msg.c
+++ b/ipc/msg.c
@@ -345,19 +345,19 @@ copy_msqid_to_user(void __user *buf, struct msqid64_ds *in, int version)
out.msg_rtime = in->msg_rtime;
out.msg_ctime = in->msg_ctime;
- if (in->msg_cbytes > USHORT_MAX)
- out.msg_cbytes = USHORT_MAX;
+ if (in->msg_cbytes > USHRT_MAX)
+ out.msg_cbytes = USHRT_MAX;
else
out.msg_cbytes = in->msg_cbytes;
out.msg_lcbytes = in->msg_cbytes;
- if (in->msg_qnum > USHORT_MAX)
- out.msg_qnum = USHORT_MAX;
+ if (in->msg_qnum > USHRT_MAX)
+ out.msg_qnum = USHRT_MAX;
else
out.msg_qnum = in->msg_qnum;
- if (in->msg_qbytes > USHORT_MAX)
- out.msg_qbytes = USHORT_MAX;
+ if (in->msg_qbytes > USHRT_MAX)
+ out.msg_qbytes = USHRT_MAX;
else
out.msg_qbytes = in->msg_qbytes;
out.msg_lqbytes = in->msg_qbytes;
--- a/ipc/util.c
+++ b/ipc/util.c
@@ -124,8 +124,8 @@ void ipc_init_ids(struct ipc_ids *ids)
ids->seq = 0;
{
int seq_limit = INT_MAX/SEQ_MULTIPLIER;
- if (seq_limit > USHORT_MAX)
- ids->seq_max = USHORT_MAX;
+ if (seq_limit > USHRT_MAX)
+ ids->seq_max = USHRT_MAX;
else
ids->seq_max = seq_limit;
}
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -1979,7 +1979,7 @@ int vsscanf(const char *buf, const char *fmt, va_list args)
{
char *s = (char *)va_arg(args, char *);
if (field_width == -1)
- field_width = SHORT_MAX;
+ field_width = SHRT_MAX;
/* first, skip leading white space in buffer */
str = skip_spaces(str);
--- a/net/9p/protocol.c
+++ b/net/9p/protocol.c
@@ -393,7 +393,7 @@ p9pdu_vwritef(struct p9_fcall *pdu, int proto_version, const char *fmt,
const char *sptr = va_arg(ap, const char *);
int16_t len = 0;
if (sptr)
- len = MIN(strlen(sptr), USHORT_MAX);
+ len = MIN(strlen(sptr), USHRT_MAX);
errcode = p9pdu_writef(pdu, proto_version,
"w", len);
--- a/net/dccp/options.c
+++ b/net/dccp/options.c
@@ -296,7 +296,7 @@ static inline u8 dccp_ndp_len(const u64 ndp)
{
if (likely(ndp <= 0xFF))
return 1;
- return likely(ndp <= USHORT_MAX) ? 2 : (ndp <= UINT_MAX ? 4 : 6);
+ return likely(ndp <= USHRT_MAX) ? 2 : (ndp <= UINT_MAX ? 4 : 6);
}
int dccp_insert_option(struct sock *sk, struct sk_buff *skb,
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1676,8 +1676,8 @@ int udp_lib_setsockopt(struct sock *sk, int level, int optname,
return -ENOPROTOOPT;
if (val != 0 && val < 8) /* Illegal coverage: use default (8) */
val = 8;
- else if (val > USHORT_MAX)
- val = USHORT_MAX;
+ else if (val > USHRT_MAX)
+ val = USHRT_MAX;
up->pcslen = val;
up->pcflag |= UDPLITE_SEND_CC;
break;
@@ -1690,8 +1690,8 @@ int udp_lib_setsockopt(struct sock *sk, int level, int optname,
return -ENOPROTOOPT;
if (val != 0 && val < 8) /* Avoid silly minimal values. */
val = 8;
- else if (val > USHORT_MAX)
- val = USHORT_MAX;
+ else if (val > USHRT_MAX)
+ val = USHRT_MAX;
up->pcrlen = val;
up->pcflag |= UDPLITE_RECV_CC;
break;
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -250,7 +250,7 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata,
skb_queue_head_init(&sta->tx_filtered);
for (i = 0; i < NUM_RX_DATA_QUEUES; i++)
- sta->last_seq_ctrl[i] = cpu_to_le16(USHORT_MAX);
+ sta->last_seq_ctrl[i] = cpu_to_le16(USHRT_MAX);
#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
printk(KERN_DEBUG "%s: Allocated STA %pM\n",
--- a/net/sunrpc/rpcb_clnt.c
+++ b/net/sunrpc/rpcb_clnt.c
@@ -783,7 +783,7 @@ static int rpcb_dec_getport(struct rpc_rqst *req, __be32 *p,
port = ntohl(*p);
dprintk("RPC: %5u PMAP_%s result: %lu\n", task->tk_pid,
task->tk_msg.rpc_proc->p_name, port);
- if (unlikely(port > USHORT_MAX))
+ if (unlikely(port > USHRT_MAX))
return -EIO;
rpcb->r_port = port;
--
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