ocfs2: don't open-code kernel_recvmsg()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --git a/fs/ocfs2/cluster/tcp.c b/fs/ocfs2/cluster/tcp.c
index 68d80c3..ea63d64 100644 (file)
--- a/fs/ocfs2/cluster/tcp.c
+++ b/fs/ocfs2/cluster/tcp.c
@@ -916,24 +916,9 @@ static struct o2net_msg_handler *o2net_handler_get(u32 msg_type, u32 key)
 
 static int o2net_recv_tcp_msg(struct socket *sock, void *data, size_t len)
 {
-       int ret;
-       mm_segment_t oldfs;
-       struct kvec vec = {
-               .iov_len = len,
-               .iov_base = data,
-       };
-       struct msghdr msg = {
-               .msg_iovlen = 1,
-               .msg_iov = (struct iovec *)&vec,
-                       .msg_flags = MSG_DONTWAIT,
-       };
-
-       oldfs = get_fs();
-       set_fs(get_ds());
-       ret = sock_recvmsg(sock, &msg, len, msg.msg_flags);
-       set_fs(oldfs);
-
-       return ret;
+       struct kvec vec = { .iov_len = len, .iov_base = data, };
+       struct msghdr msg = { .msg_flags = MSG_DONTWAIT, };
+       return kernel_recvmsg(sock, &msg, &vec, 1, len, msg.msg_flags);
 }
 
 static int o2net_send_tcp_msg(struct socket *sock, struct kvec *vec,