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Diffstat (limited to 'net/tipc')
-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 ed900fe96bd..2a6a5a6b4c1 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);
}
/**