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-rw-r--r--net/tipc/socket.c6
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)
1208 atomic_inc(&tipc_queue_size); 1208 atomic_inc(&tipc_queue_size);
1209 skb_queue_tail(&sock->sk->sk_receive_queue, buf); 1209 skb_queue_tail(&sock->sk->sk_receive_queue, buf);
1210 1210
1211 wake_up_interruptible(sock->sk->sk_sleep); 1211 if (waitqueue_active(sock->sk->sk_sleep))
1212 wake_up_interruptible(sock->sk->sk_sleep);
1212 return TIPC_OK; 1213 return TIPC_OK;
1213} 1214}
1214 1215
@@ -1223,7 +1224,8 @@ static void wakeupdispatch(struct tipc_port *tport)
1223{ 1224{
1224 struct tipc_sock *tsock = (struct tipc_sock *)tport->usr_handle; 1225 struct tipc_sock *tsock = (struct tipc_sock *)tport->usr_handle;
1225 1226
1226 wake_up_interruptible(tsock->sk.sk_sleep); 1227 if (waitqueue_active(tsock->sk.sk_sleep))
1228 wake_up_interruptible(tsock->sk.sk_sleep);
1227} 1229}
1228 1230
1229/** 1231/**