With nidstring now having the latest fixes we can
now clean up all the remaining checkpatch errors
for nidstring.c.
Signed-off-by: James Simmons <jsimm...@infradead.org>
---
drivers/staging/lustre/lnet/lnet/nidstrings.c | 80 ++++++++++++++-----------
1 files changed, 44 insertions(+), 36 deletions(-)
diff --git a/drivers/staging/lustre/lnet/lnet/nidstrings.c
b/drivers/staging/lustre/lnet/lnet/nidstrings.c
index 80f585a..ee04c3b 100644
--- a/drivers/staging/lustre/lnet/lnet/nidstrings.c
+++ b/drivers/staging/lustre/lnet/lnet/nidstrings.c
@@ -162,6 +162,7 @@ struct addrrange {
static int
parse_addrange(const struct cfs_lstr *src, struct nidrange *nidrange)
{
+ struct netstrfns *nf = nidrange->nr_netstrfns;
struct addrrange *addrrange;
if (src->ls_len == 1 && src->ls_str[0] == '*') {
@@ -170,14 +171,13 @@ parse_addrange(const struct cfs_lstr *src, struct
nidrange *nidrange)
}
LIBCFS_ALLOC(addrrange, sizeof(struct addrrange));
- if (addrrange == NULL)
+ if (!addrrange)
return -ENOMEM;
list_add_tail(&addrrange->ar_link, &nidrange->nr_addrranges);
INIT_LIST_HEAD(&addrrange->ar_numaddr_ranges);
- return nidrange->nr_netstrfns->nf_parse_addrlist(src->ls_str,
- src->ls_len,
- &addrrange->ar_numaddr_ranges);
+ return nf->nf_parse_addrlist(src->ls_str, src->ls_len,
+ &addrrange->ar_numaddr_ranges);
}
/**
@@ -203,16 +203,18 @@ add_nidrange(const struct cfs_lstr *src,
return NULL;
nf = libcfs_namenum2netstrfns(src->ls_str);
- if (nf == NULL)
+ if (!nf)
return NULL;
endlen = src->ls_len - strlen(nf->nf_name);
if (endlen == 0)
/* network name only, e.g. "elan" or "tcp" */
netnum = 0;
else {
- /* e.g. "elan25" or "tcp23", refuse to parse if
+ /*
+ * e.g. "elan25" or "tcp23", refuse to parse if
* network name is not appended with decimal or
- * hexadecimal number */
+ * hexadecimal number
+ */
if (!cfs_str2num_check(src->ls_str + strlen(nf->nf_name),
endlen, &netnum, 0, MAX_NUMERIC_VALUE))
return NULL;
@@ -227,7 +229,7 @@ add_nidrange(const struct cfs_lstr *src,
}
LIBCFS_ALLOC(nr, sizeof(struct nidrange));
- if (nr == NULL)
+ if (!nr)
return NULL;
list_add_tail(&nr->nr_link, nidlist);
INIT_LIST_HEAD(&nr->nr_addrranges);
@@ -256,11 +258,11 @@ parse_nidrange(struct cfs_lstr *src, struct list_head
*nidlist)
if (cfs_gettok(src, '@', &addrrange) == 0)
goto failed;
- if (cfs_gettok(src, '@', &net) == 0 || src->ls_str != NULL)
+ if (cfs_gettok(src, '@', &net) == 0 || src->ls_str)
goto failed;
nr = add_nidrange(&net, nidlist);
- if (nr == NULL)
+ if (!nr)
goto failed;
if (parse_addrange(&addrrange, nr) != 0)
@@ -370,15 +372,17 @@ int cfs_match_nid(lnet_nid_t nid, struct list_head
*nidlist)
struct addrrange *ar;
list_for_each_entry(nr, nidlist, nr_link) {
- if (nr->nr_netstrfns->nf_type != LNET_NETTYP(LNET_NIDNET(nid)))
+ struct netstrfns *nf = nr->nr_netstrfns;
+
+ if (nf->nf_type != LNET_NETTYP(LNET_NIDNET(nid)))
continue;
if (nr->nr_netnum != LNET_NETNUM(LNET_NIDNET(nid)))
continue;
if (nr->nr_all)
return 1;
list_for_each_entry(ar, &nr->nr_addrranges, ar_link)
- if (nr->nr_netstrfns->nf_match_addr(LNET_NIDADDR(nid),
- &ar->ar_numaddr_ranges))
+ if (nf->nf_match_addr(LNET_NIDADDR(nid),
+ &ar->ar_numaddr_ranges))
return 1;
}
return 0;
@@ -487,13 +491,13 @@ static void cfs_ip_ar_min_max(struct addrrange *ar, __u32
*min_nid,
tmp_ip_addr = ((min_ip[0] << 24) | (min_ip[1] << 16) |
(min_ip[2] << 8) | min_ip[3]);
- if (min_nid != NULL)
+ if (min_nid)
*min_nid = tmp_ip_addr;
tmp_ip_addr = ((max_ip[0] << 24) | (max_ip[1] << 16) |
(max_ip[2] << 8) | max_ip[3]);
- if (max_nid != NULL)
+ if (max_nid)
*max_nid = tmp_ip_addr;
}
@@ -522,9 +526,9 @@ static void cfs_num_ar_min_max(struct addrrange *ar, __u32
*min_nid,
}
}
- if (min_nid != NULL)
+ if (min_nid)
*min_nid = min_addr;
- if (max_nid != NULL)
+ if (max_nid)
*max_nid = max_addr;
}
@@ -546,7 +550,7 @@ bool cfs_nidrange_is_contiguous(struct list_head *nidlist)
list_for_each_entry(nr, nidlist, nr_link) {
nf = nr->nr_netstrfns;
- if (lndname == NULL)
+ if (!lndname)
lndname = nf->nf_name;
if (netnum == -1)
netnum = nr->nr_netnum;
@@ -556,7 +560,7 @@ bool cfs_nidrange_is_contiguous(struct list_head *nidlist)
return false;
}
- if (nf == NULL)
+ if (!nf)
return false;
if (!nf->nf_is_contiguous(nidlist))
@@ -763,9 +767,9 @@ static void cfs_ip_min_max(struct list_head *nidlist, __u32
*min_nid,
}
}
- if (min_nid != NULL)
+ if (min_nid)
*min_nid = min_ip_addr;
- if (max_nid != NULL)
+ if (max_nid)
*max_nid = max_ip_addr;
}
@@ -784,12 +788,14 @@ libcfs_ip_addr2str(__u32 addr, char *str, size_t size)
(addr >> 8) & 0xff, addr & 0xff);
}
-/* CAVEAT EMPTOR XscanfX
+/*
+ * CAVEAT EMPTOR XscanfX
* I use "%n" at the end of a sscanf format to detect trailing junk. However
* sscanf may return immediately if it sees the terminating '0' in a string, so
* I initialise the %n variable to the expected length. If sscanf sets it;
* fine, if it doesn't, then the scan ended at the end of the string, which is
- * fine too :) */
+ * fine too :)
+ */
static int
libcfs_ip_str2addr(const char *str, int nob, __u32 *addr)
{
@@ -804,7 +810,7 @@ libcfs_ip_str2addr(const char *str, int nob, __u32 *addr)
n == nob &&
(a & ~0xff) == 0 && (b & ~0xff) == 0 &&
(c & ~0xff) == 0 && (d & ~0xff) == 0) {
- *addr = ((a<<24)|(b<<16)|(c<<8)|d);
+ *addr = ((a << 24) | (b << 16) | (c << 8) | d);
return 1;
}
@@ -824,7 +830,7 @@ cfs_ip_addr_parse(char *str, int len, struct list_head
*list)
src.ls_len = len;
i = 0;
- while (src.ls_str != NULL) {
+ while (src.ls_str) {
struct cfs_lstr res;
if (!cfs_gettok(&src, '.', &res)) {
@@ -1060,7 +1066,9 @@ libcfs_name2netstrfns(const char *name)
int
libcfs_isknown_lnd(__u32 lnd)
{
- return libcfs_lnd2netstrfns(lnd) != NULL;
+ struct netstrfns *nf = libcfs_lnd2netstrfns(lnd);
+
+ return nf ? 1 : 0;
}
EXPORT_SYMBOL(libcfs_isknown_lnd);
@@ -1069,7 +1077,7 @@ libcfs_lnd2modname(__u32 lnd)
{
struct netstrfns *nf = libcfs_lnd2netstrfns(lnd);
- return (nf == NULL) ? NULL : nf->nf_modname;
+ return !nf ? NULL : nf->nf_modname;
}
EXPORT_SYMBOL(libcfs_lnd2modname);
@@ -1078,7 +1086,7 @@ libcfs_str2lnd(const char *str)
{
struct netstrfns *nf = libcfs_name2netstrfns(str);
- if (nf != NULL)
+ if (nf)
return nf->nf_type;
return -1;
@@ -1091,7 +1099,7 @@ libcfs_lnd2str_r(__u32 lnd, char *buf, size_t buf_size)
struct netstrfns *nf;
nf = libcfs_lnd2netstrfns(lnd);
- if (nf == NULL)
+ if (!nf)
snprintf(buf, buf_size, "?%u?", lnd);
else
snprintf(buf, buf_size, "%s", nf->nf_name);
@@ -1108,7 +1116,7 @@ libcfs_net2str_r(__u32 net, char *buf, size_t buf_size)
struct netstrfns *nf;
nf = libcfs_lnd2netstrfns(lnd);
- if (nf == NULL)
+ if (!nf)
snprintf(buf, buf_size, "<%u:%u>", lnd, nnum);
else if (nnum == 0)
snprintf(buf, buf_size, "%s", nf->nf_name);
@@ -1135,9 +1143,9 @@ libcfs_nid2str_r(lnet_nid_t nid, char *buf, size_t
buf_size)
}
nf = libcfs_lnd2netstrfns(lnd);
- if (nf == NULL)
+ if (!nf) {
snprintf(buf, buf_size, "%x@<%u:%u>", addr, lnd, nnum);
- else {
+ } else {
size_t addr_len;
nf->nf_addr2str(addr, buf, buf_size);
@@ -1195,7 +1203,7 @@ libcfs_str2net(const char *str)
{
__u32 net;
- if (libcfs_str2net_internal(str, &net) != NULL)
+ if (libcfs_str2net_internal(str, &net))
return net;
return LNET_NIDNET(LNET_NID_ANY);
@@ -1210,15 +1218,15 @@ libcfs_str2nid(const char *str)
__u32 net;
__u32 addr;
- if (sep != NULL) {
+ if (sep) {
nf = libcfs_str2net_internal(sep + 1, &net);
- if (nf == NULL)
+ if (!nf)
return LNET_NID_ANY;
} else {
sep = str + strlen(str);
net = LNET_MKNET(SOCKLND, 0);
nf = libcfs_lnd2netstrfns(SOCKLND);
- LASSERT(nf != NULL);
+ LASSERT(nf);
}
if (!nf->nf_str2addr(str, (int)(sep - str), &addr))
--
1.7.1
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