diff options
author | Gu Zheng <guz.fnst@cn.fujitsu.com> | 2014-12-10 22:22:04 -0500 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2014-12-10 22:41:55 -0500 |
commit | f95b414edb18de59940dcebbefb49cf25c6d505c (patch) | |
tree | 654de508641fd2c82428f43387b72fd1a3dcef42 /net/core/scm.c | |
parent | dd0bcc0bc842e0d2c981102376d867c1a8bad320 (diff) |
net: introduce helper macro for_each_cmsghdr
Introduce helper macro for_each_cmsghdr as a wrapper of the enumerating
cmsghdr from msghdr, just cleanup.
Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/scm.c')
-rw-r--r-- | net/core/scm.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/net/core/scm.c b/net/core/scm.c index b442e7e25e60..3b6899b7d810 100644 --- a/net/core/scm.c +++ b/net/core/scm.c | |||
@@ -129,8 +129,7 @@ int __scm_send(struct socket *sock, struct msghdr *msg, struct scm_cookie *p) | |||
129 | struct cmsghdr *cmsg; | 129 | struct cmsghdr *cmsg; |
130 | int err; | 130 | int err; |
131 | 131 | ||
132 | for (cmsg = CMSG_FIRSTHDR(msg); cmsg; cmsg = CMSG_NXTHDR(msg, cmsg)) | 132 | for_each_cmsghdr(cmsg, msg) { |
133 | { | ||
134 | err = -EINVAL; | 133 | err = -EINVAL; |
135 | 134 | ||
136 | /* Verify that cmsg_len is at least sizeof(struct cmsghdr) */ | 135 | /* Verify that cmsg_len is at least sizeof(struct cmsghdr) */ |