poll: add poll_requested_events() and poll_does_not_wait() functions

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / net / unix / af_unix.c

diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index eb4277c3318875ca0799dcbaf597f735709e0631..d510353ef4310598b031b5122ecb99b2b719ad53 100644 (file)
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -2206,7 +2206,7 @@ static unsigned int unix_dgram_poll(struct file *file, struct socket *sock,
        }
 
        /* No write status requested, avoid expensive OUT tests. */
-       if (wait && !(wait->key & (POLLWRBAND | POLLWRNORM | POLLOUT)))
+       if (!(poll_requested_events(wait) & (POLLWRBAND|POLLWRNORM|POLLOUT)))
                return mask;
 
        writable = unix_writable(sk);