ocfs2: don't open-code kernel_recvmsg()

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

1 files changed, 3 insertions, 18 deletions

diff --git a/fs/ocfs2/cluster/tcp.c b/fs/ocfs2/cluster/tcp.c
index 68d80c316381..ea63d6461f55 100644
--- 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,