From 3ef7cf57c72f32f61e97f8fa401bc39ea1f1a5d4 Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Wed, 23 Oct 2019 22:44:50 -0700 Subject: net: use skb_queue_empty_lockless() in poll() handlers Many poll() handlers are lockless. Using skb_queue_empty_lockless() instead of skb_queue_empty() is more appropriate. Signed-off-by: Eric Dumazet Signed-off-by: David S. Miller --- net/atm/common.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'net/atm/common.c') diff --git a/net/atm/common.c b/net/atm/common.c index b7528e77997c..0ce530af534d 100644 --- a/net/atm/common.c +++ b/net/atm/common.c @@ -668,7 +668,7 @@ __poll_t vcc_poll(struct file *file, struct socket *sock, poll_table *wait) mask |= EPOLLHUP; /* readable? */ - if (!skb_queue_empty(&sk->sk_receive_queue)) + if (!skb_queue_empty_lockless(&sk->sk_receive_queue)) mask |= EPOLLIN | EPOLLRDNORM; /* writable? */ -- cgit v1.2.3-59-g8ed1b