[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>

1 files changed, 2 insertions, 1 deletions

diff --git a/net/ipv4/inet_timewait_sock.c b/net/ipv4/inet_timewait_sock.c
index a74137866fbc..ce16e9ac24c1 100644
--- 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);