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authorGu Zheng <guz.fnst@cn.fujitsu.com>2014-12-05 15:14:23 +0800
committerDavid S. Miller <davem@davemloft.net>2014-12-09 15:24:26 -0500
commit0cf00c6f360a3f7b97be000520f1acde88800536 (patch)
treecb3bb6556e439410504bce3fc10bd1ed98e07ca4 /net
parent42eef7a0bb0989cd50d74e673422ff98a0ce4d7b (diff)
downloadlinux-0cf00c6f360a3f7b97be000520f1acde88800536.tar.bz2
net/socket.c : introduce helper function do_sock_sendmsg to replace reduplicate code
Introduce helper function do_sock_sendmsg() to simplify sock_sendmsg{_nosec}, and replace reduplicate code. Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/socket.c22
1 files changed, 10 insertions, 12 deletions
diff --git a/net/socket.c b/net/socket.c
index ee3ee39eefa5..f676ac4a3701 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -651,7 +651,8 @@ static inline int __sock_sendmsg(struct kiocb *iocb, struct socket *sock,
return err ?: __sock_sendmsg_nosec(iocb, sock, msg, size);
}
-int sock_sendmsg(struct socket *sock, struct msghdr *msg, size_t size)
+static int do_sock_sendmsg(struct socket *sock, struct msghdr *msg,
+ size_t size, bool nosec)
{
struct kiocb iocb;
struct sock_iocb siocb;
@@ -659,25 +660,22 @@ int sock_sendmsg(struct socket *sock, struct msghdr *msg, size_t size)
init_sync_kiocb(&iocb, NULL);
iocb.private = &siocb;
- ret = __sock_sendmsg(&iocb, sock, msg, size);
+ ret = nosec ? __sock_sendmsg_nosec(&iocb, sock, msg, size) :
+ __sock_sendmsg(&iocb, sock, msg, size);
if (-EIOCBQUEUED == ret)
ret = wait_on_sync_kiocb(&iocb);
return ret;
}
+
+int sock_sendmsg(struct socket *sock, struct msghdr *msg, size_t size)
+{
+ return do_sock_sendmsg(sock, msg, size, false);
+}
EXPORT_SYMBOL(sock_sendmsg);
static int sock_sendmsg_nosec(struct socket *sock, struct msghdr *msg, size_t size)
{
- struct kiocb iocb;
- struct sock_iocb siocb;
- int ret;
-
- init_sync_kiocb(&iocb, NULL);
- iocb.private = &siocb;
- ret = __sock_sendmsg_nosec(&iocb, sock, msg, size);
- if (-EIOCBQUEUED == ret)
- ret = wait_on_sync_kiocb(&iocb);
- return ret;
+ return do_sock_sendmsg(sock, msg, size, true);
}
int kernel_sendmsg(struct socket *sock, struct msghdr *msg,