diff options
| author | Eric Dumazet <edumazet@google.com> | 2019-10-24 08:44:50 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-10-28 23:33:41 +0300 |
| commit | 3ef7cf57c72f32f61e97f8fa401bc39ea1f1a5d4 (patch) | |
| tree | 7f962942a142ed611e6c063171ef0092f8af8fd8 /net/nfc | |
| parent | 137a0dbe3426fd7bcfe3f8117b36a87b3590e4eb (diff) | |
| download | linux-3ef7cf57c72f32f61e97f8fa401bc39ea1f1a5d4.tar.xz | |
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 <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/nfc')
| -rw-r--r-- | net/nfc/llcp_sock.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/nfc/llcp_sock.c b/net/nfc/llcp_sock.c index ccdd790e163a..28604414dec1 100644 --- a/net/nfc/llcp_sock.c +++ b/net/nfc/llcp_sock.c @@ -554,11 +554,11 @@ static __poll_t llcp_sock_poll(struct file *file, struct socket *sock, if (sk->sk_state == LLCP_LISTEN) return llcp_accept_poll(sk); - if (sk->sk_err || !skb_queue_empty(&sk->sk_error_queue)) + if (sk->sk_err || !skb_queue_empty_lockless(&sk->sk_error_queue)) mask |= EPOLLERR | (sock_flag(sk, SOCK_SELECT_ERR_QUEUE) ? EPOLLPRI : 0); - if (!skb_queue_empty(&sk->sk_receive_queue)) + if (!skb_queue_empty_lockless(&sk->sk_receive_queue)) mask |= EPOLLIN | EPOLLRDNORM; if (sk->sk_state == LLCP_CLOSED) |