af_unix: coding style: remove one level of indentation in unix_shutdown()

Signed-off-by: Alban Crequy <alban.crequy@collabora.co.uk>
Reviewed-by: Ian Molton <ian.molton@collabora.co.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index 8d9bbba345a4166b133af4f3c985a2cba4dcc363..d8d98d5b508cfda910d1a726ca663033b15135d7 100644 (file)
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -1984,36 +1984,38 @@ static int unix_shutdown(struct socket *sock, int mode)
 
        mode = (mode+1)&(RCV_SHUTDOWN|SEND_SHUTDOWN);
 
-       if (mode) {
-               unix_state_lock(sk);
-               sk->sk_shutdown |= mode;
-               other = unix_peer(sk);
-               if (other)
-                       sock_hold(other);
-               unix_state_unlock(sk);
-               sk->sk_state_change(sk);
-
-               if (other &&
-                       (sk->sk_type == SOCK_STREAM || sk->sk_type == SOCK_SEQPACKET)) {
-
-                       int peer_mode = 0;
-
-                       if (mode&RCV_SHUTDOWN)
-                               peer_mode |= SEND_SHUTDOWN;
-                       if (mode&SEND_SHUTDOWN)
-                               peer_mode |= RCV_SHUTDOWN;
-                       unix_state_lock(other);
-                       other->sk_shutdown |= peer_mode;
-                       unix_state_unlock(other);
-                       other->sk_state_change(other);
-                       if (peer_mode == SHUTDOWN_MASK)
-                               sk_wake_async(other, SOCK_WAKE_WAITD, POLL_HUP);
-                       else if (peer_mode & RCV_SHUTDOWN)
-                               sk_wake_async(other, SOCK_WAKE_WAITD, POLL_IN);
-               }
-               if (other)
-                       sock_put(other);
+       if (!mode)
+               return 0;
+
+       unix_state_lock(sk);
+       sk->sk_shutdown |= mode;
+       other = unix_peer(sk);
+       if (other)
+               sock_hold(other);
+       unix_state_unlock(sk);
+       sk->sk_state_change(sk);
+
+       if (other &&
+               (sk->sk_type == SOCK_STREAM || sk->sk_type == SOCK_SEQPACKET)) {
+
+               int peer_mode = 0;
+
+               if (mode&RCV_SHUTDOWN)
+                       peer_mode |= SEND_SHUTDOWN;
+               if (mode&SEND_SHUTDOWN)
+                       peer_mode |= RCV_SHUTDOWN;
+               unix_state_lock(other);
+               other->sk_shutdown |= peer_mode;
+               unix_state_unlock(other);
+               other->sk_state_change(other);
+               if (peer_mode == SHUTDOWN_MASK)
+                       sk_wake_async(other, SOCK_WAKE_WAITD, POLL_HUP);
+               else if (peer_mode & RCV_SHUTDOWN)
+                       sk_wake_async(other, SOCK_WAKE_WAITD, POLL_IN);
        }
+       if (other)
+               sock_put(other);
+
        return 0;
 }