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Commit 0cf00c6f authored by Gu Zheng's avatar Gu Zheng Committed by David S. Miller
Browse files

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: default avatarGu Zheng <guz.fnst@cn.fujitsu.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 42eef7a0

net/socket.c

+10 −12
Original line number Diff line number Diff line
@@ -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,