net: fix smatch warnings inside datagram_poll

[karo-tx-linux.git] / net / core / datagram.c

diff --git a/net/core/datagram.c b/net/core/datagram.c
index 368f9c3f9dc6505e693f56066da6dcb19ec2ebd6..ebba65d7e0da58b077bfe85a7c83f3805d52a55a 100644 (file)
--- a/net/core/datagram.c
+++ b/net/core/datagram.c
@@ -749,7 +749,9 @@ unsigned int datagram_poll(struct file *file, struct socket *sock,
 
        /* exceptional events? */
        if (sk->sk_err || !skb_queue_empty(&sk->sk_error_queue))
-               mask |= POLLERR;
+               mask |= POLLERR |
+                       (sock_flag(sk, SOCK_SELECT_ERR_QUEUE) ? POLLPRI : 0);
+
        if (sk->sk_shutdown & RCV_SHUTDOWN)
                mask |= POLLRDHUP | POLLIN | POLLRDNORM;
        if (sk->sk_shutdown == SHUTDOWN_MASK)