[NETNS]: Add netns refcnt debug for timewait buckets.

Signed-off-by: Denis V. Lunev <den@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv4/inet_timewait_sock.c b/net/ipv4/inet_timewait_sock.c
index a74137866fbca4de9c30a8528f81c9646e337c1c..ce16e9ac24c15841c8cf729634fcd739147b352f 100644 (file)
--- a/net/ipv4/inet_timewait_sock.c
+++ b/net/ipv4/inet_timewait_sock.c
@@ -57,6 +57,7 @@ void inet_twsk_put(struct inet_timewait_sock *tw)
                printk(KERN_DEBUG "%s timewait_sock %p released\n",
                       tw->tw_prot->name, tw);
 #endif
+               release_net(twsk_net(tw));
                kmem_cache_free(tw->tw_prot->twsk_prot->twsk_slab, tw);
                module_put(owner);
        }
@@ -124,7 +125,7 @@ struct inet_timewait_sock *inet_twsk_alloc(const struct sock *sk, const int stat
                tw->tw_hash         = sk->sk_hash;
                tw->tw_ipv6only     = 0;
                tw->tw_prot         = sk->sk_prot_creator;
-               twsk_net_set(tw, sock_net(sk));
+               twsk_net_set(tw, hold_net(sock_net(sk)));
                atomic_set(&tw->tw_refcnt, 1);
                inet_twsk_dead_node_init(tw);
                __module_get(tw->tw_prot->owner);