diff options
| -rw-r--r-- | net/tipc/socket.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/tipc/socket.c b/net/tipc/socket.c index ed900fe96bdf..2a6a5a6b4c12 100644 --- a/net/tipc/socket.c +++ b/net/tipc/socket.c @@ -1208,7 +1208,8 @@ static u32 dispatch(struct tipc_port *tport, struct sk_buff *buf) atomic_inc(&tipc_queue_size); skb_queue_tail(&sock->sk->sk_receive_queue, buf); - wake_up_interruptible(sock->sk->sk_sleep); + if (waitqueue_active(sock->sk->sk_sleep)) + wake_up_interruptible(sock->sk->sk_sleep); return TIPC_OK; } @@ -1223,7 +1224,8 @@ static void wakeupdispatch(struct tipc_port *tport) { struct tipc_sock *tsock = (struct tipc_sock *)tport->usr_handle; - wake_up_interruptible(tsock->sk.sk_sleep); + if (waitqueue_active(tsock->sk.sk_sleep)) + wake_up_interruptible(tsock->sk.sk_sleep); } /** |