From 7f84dba21c67c46ef58e8e2183f350cb396e2579 Mon Sep 17 00:00:00 2001
From: "Denis V. Lunev" <den@openvz.org>
Date: Fri, 18 Jan 2008 23:53:31 -0800
Subject: [PATCH] --- yaml --- r: 79274 b: refs/heads/master c:
 869e58f87094b1e8a0df49232e4a5172678d46c9 h: refs/heads/master v: v3

---
 [refs]                         |  2 +-
 trunk/net/netlink/af_netlink.c | 10 +++++++---
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/[refs] b/[refs]
index 66f45aeab539..39e442d80fe5 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 7d460db953d6d205e4c8ecc2017aea1ec22b6c9a
+refs/heads/master: 869e58f87094b1e8a0df49232e4a5172678d46c9
diff --git a/trunk/net/netlink/af_netlink.c b/trunk/net/netlink/af_netlink.c
index 21f9e30184e2..29fef558aab6 100644
--- a/trunk/net/netlink/af_netlink.c
+++ b/trunk/net/netlink/af_netlink.c
@@ -498,9 +498,12 @@ static int netlink_release(struct socket *sock)
 
 	netlink_table_grab();
 	if (netlink_is_kernel(sk)) {
-		kfree(nl_table[sk->sk_protocol].listeners);
-		nl_table[sk->sk_protocol].module = NULL;
-		nl_table[sk->sk_protocol].registered = 0;
+		BUG_ON(nl_table[sk->sk_protocol].registered == 0);
+		if (--nl_table[sk->sk_protocol].registered == 0) {
+			kfree(nl_table[sk->sk_protocol].listeners);
+			nl_table[sk->sk_protocol].module = NULL;
+			nl_table[sk->sk_protocol].registered = 0;
+		}
 	} else if (nlk->subscriptions)
 		netlink_update_listeners(sk);
 	netlink_table_ungrab();
@@ -1389,6 +1392,7 @@ netlink_kernel_create(struct net *net, int unit, unsigned int groups,
 		nl_table[unit].registered = 1;
 	} else {
 		kfree(listeners);
+		nl_table[unit].registered++;
 	}
 	netlink_table_ungrab();