diff options
Diffstat (limited to 'net/ipv4/route.c')
| -rw-r--r-- | net/ipv4/route.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 6298f75..e24d48d 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -1268,18 +1268,11 @@ skip_hashing: void rt_bind_peer(struct rtable *rt, int create) { - static DEFINE_SPINLOCK(rt_peer_lock); struct inet_peer *peer; peer = inet_getpeer(rt->rt_dst, create); - spin_lock_bh(&rt_peer_lock); - if (rt->peer == NULL) { - rt->peer = peer; - peer = NULL; - } - spin_unlock_bh(&rt_peer_lock); - if (peer) + if (peer && cmpxchg(&rt->peer, NULL, peer) != NULL) inet_putpeer(peer); } |