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authorGu Zheng <guz.fnst@cn.fujitsu.com>2014-12-11 11:22:04 +0800
committerDavid S. Miller <davem@davemloft.net>2014-12-10 22:41:55 -0500
commitf95b414edb18de59940dcebbefb49cf25c6d505c (patch)
tree654de508641fd2c82428f43387b72fd1a3dcef42 /net/iucv
parentcxgb4/cxgb4vf: global named must be unique (diff)
downloadlinux-dev-f95b414edb18de59940dcebbefb49cf25c6d505c.tar.xz
linux-dev-f95b414edb18de59940dcebbefb49cf25c6d505c.zip
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/iucv')
-rw-r--r--net/iucv/af_iucv.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c
index 1cd3f8107239..2e9953b2db84 100644
--- a/net/iucv/af_iucv.c
+++ b/net/iucv/af_iucv.c
@@ -1070,9 +1070,7 @@ static int iucv_sock_sendmsg(struct kiocb *iocb, struct socket *sock,
txmsg.class = 0;
/* iterate over control messages */
- for (cmsg = CMSG_FIRSTHDR(msg); cmsg;
- cmsg = CMSG_NXTHDR(msg, cmsg)) {
-
+ for_each_cmsghdr(cmsg, msg) {
if (!CMSG_OK(msg, cmsg)) {
err = -EINVAL;
goto out;