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OpenCloudOS-Kernel
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kernel-wide: replace USHORT_MAX, SHORT_MAX and SHORT_MIN with USHRT_MAX, SHRT_MAX and 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.

[akpm@linux-foundation.org: fix drivers/dma/timb_dma.c]
[akpm@linux-foundation.org: fix security/keys/keyring.c]
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Acked-by: WANG Cong <xiyou.wangcong@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alexey Dobriyan 2010-05-24 14:33:03 -07:00 committed by Linus Torvalds
parent 940370fc86
commit 4be929be34
21 changed files with 41 additions and 41 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/dma/timb_dma.c
View File

@ -188,7 +188,7 @@ static void __td_unmap_descs(struct timb_dma_desc *td_desc, bool single)
static int td_fill_desc(struct timb_dma_chan *td_chan, u8 *dma_desc,
struct scatterlist *sg, bool last)
{
if (sg_dma_len(sg) > USHORT_MAX) {
if (sg_dma_len(sg) > USHRT_MAX) {
dev_err(chan2dev(&td_chan->chan), "Too big sg element\n");
return -EINVAL;
}

2
drivers/scsi/fcoe/fcoe.c
View File

@ -688,7 +688,7 @@ static int fcoe_shost_config(struct fc_lport *lport, struct device *dev)
}
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,

2
drivers/scsi/mpt2sas/mpt2sas_base.c
View File

@ -3757,7 +3757,7 @@ _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;

2
drivers/scsi/mpt2sas/mpt2sas_config.c
View File

@ -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;
}

2
drivers/vhost/vhost.c
View File

@ -806,7 +806,7 @@ 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;

4
fs/nfs/super.c
View File

@ -1060,7 +1060,7 @@ 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;
@ -1181,7 +1181,7 @@ 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;

4
fs/nfsd/nfsctl.c
View File

@ -998,7 +998,7 @@ 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();
@ -1040,7 +1040,7 @@ 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);

4
fs/ocfs2/blockcheck.c
View File

@ -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);

6
include/linux/kernel.h
View File

@ -24,9 +24,9 @@
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)

2
include/linux/sched.h
View File

@ -384,7 +384,7 @@ 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;

6
include/net/ip.h
View File

@ -358,11 +358,11 @@ 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

6
include/net/ipv6.h
View File

@ -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 {

12
ipc/msg.c
View File

@ -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;

4
ipc/util.c
View File

@ -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;
}

2
lib/vsprintf.c
View File

@ -1980,7 +1980,7 @@ 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);

2
net/9p/protocol.c
View File

@ -394,7 +394,7 @@ 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);

2
net/dccp/options.c
View File

@ -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,

8
net/ipv4/udp.c
View File

@ -1686,8 +1686,8 @@ 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;
@ -1700,8 +1700,8 @@ 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;

2
net/mac80211/sta_info.c
View File

@ -259,7 +259,7 @@ 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",

2
net/sunrpc/rpcb_clnt.c
View File

@ -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;

6
security/keys/keyring.c
View File

@ -669,7 +669,7 @@ static void keyring_unlink_rcu_disposal(struct rcu_head *rcu)
struct keyring_list *klist =
container_of(rcu, struct keyring_list, rcu);
if (klist->delkey != USHORT_MAX)
if (klist->delkey != USHRT_MAX)
key_put(klist->keys[klist->delkey]);
kfree(klist);
}
@ -746,7 +746,7 @@ int __key_link_begin(struct key *keyring, const struct key_type *type,
max += klist->maxkeys;
ret = -ENFILE;
if (max > USHORT_MAX - 1)
if (max > USHRT_MAX - 1)
goto error_quota;
size = sizeof(*klist) + sizeof(struct key *) * max;
if (size > PAGE_SIZE)
@ -763,7 +763,7 @@ int __key_link_begin(struct key *keyring, const struct key_type *type,
sizeof(struct key *) * klist->nkeys);
nklist->delkey = klist->nkeys;
nklist->nkeys = klist->nkeys + 1;
klist->delkey = USHORT_MAX;
klist->delkey = USHRT_MAX;
} else {
nklist->nkeys = 1;
nklist->delkey = 0;