From d90c71a653c13bbbf1abe61f221a0e50aec4fe2e Mon Sep 17 00:00:00 2001 From: "Jason A. Donenfeld" Date: Tue, 1 Nov 2016 20:01:59 +0100 Subject: peer: kref is most likely to succeed Signed-off-by: Jason A. Donenfeld --- src/peer.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'src') diff --git a/src/peer.c b/src/peer.c index e1bd99c..6e6ccda 100644 --- a/src/peer.c +++ b/src/peer.c @@ -44,9 +44,9 @@ struct wireguard_peer *peer_create(struct wireguard_device *wg, const u8 public_ struct wireguard_peer *peer_get(struct wireguard_peer *peer) { RCU_LOCKDEP_WARN(!rcu_read_lock_held(), "Calling peer_get without holding the RCU read lock."); - if (!peer) + if (unlikely(!peer)) return NULL; - if (!kref_get_unless_zero(&peer->refcount)) + if (unlikely(!kref_get_unless_zero(&peer->refcount))) return NULL; return peer; } -- cgit v1.2.3