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authoryuan linyu <Linyu.Yuan@alcatel-sbell.com.cn>2017-01-03 20:42:17 +0800
committerDavid S. Miller <davem@davemloft.net>2017-01-04 13:04:37 -0500
commit1ff8cebf49ed9e9ca2ae44b5c4176aef9c21af9c (patch)
tree0f0a0657be00abd5c252ebe5ce59a4dca04a3345 /net/ipv4/ip_sockglue.c
parentec2507d2a3060a970fa314556891828cfd60093e (diff)
downloadop-kernel-dev-1ff8cebf49ed9e9ca2ae44b5c4176aef9c21af9c.zip
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scm: remove use CMSG{_COMPAT}_ALIGN(sizeof(struct {compat_}cmsghdr))
sizeof(struct cmsghdr) and sizeof(struct compat_cmsghdr) already aligned. remove use CMSG_ALIGN(sizeof(struct cmsghdr)) and CMSG_COMPAT_ALIGN(sizeof(struct compat_cmsghdr)) keep code consistent. Signed-off-by: yuan linyu <Linyu.Yuan@alcatel-sbell.com.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ip_sockglue.c')
-rw-r--r--net/ipv4/ip_sockglue.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
index cf9b43de..1caa38d 100644
--- a/net/ipv4/ip_sockglue.c
+++ b/net/ipv4/ip_sockglue.c
@@ -272,7 +272,7 @@ int ip_cmsg_send(struct sock *sk, struct msghdr *msg, struct ipcm_cookie *ipc,
continue;
switch (cmsg->cmsg_type) {
case IP_RETOPTS:
- err = cmsg->cmsg_len - CMSG_ALIGN(sizeof(struct cmsghdr));
+ err = cmsg->cmsg_len - sizeof(struct cmsghdr);
/* Our caller is responsible for freeing ipc->opt */
err = ip_options_get(net, &ipc->opt, CMSG_DATA(cmsg),
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