From: Patrick McHardy <kaber@trash.net>
Date: Mon, 5 Dec 2005 21:38:16 +0000 (-0800)
Subject: [NETFILTER]: Don't use conntrack entry after dropping the reference
X-Git-Tag: firefly_0821_release~38603^2~167^2~9
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=2fdf1faa8e33082d691bcba18814276f2bd5a6f0;p=firefly-linux-kernel-4.4.55.git

[NETFILTER]: Don't use conntrack entry after dropping the reference

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/ipv4/netfilter/ip_conntrack_netlink.c b/net/ipv4/netfilter/ip_conntrack_netlink.c
index d058ac41bfd3..91fe8f2e38ff 100644
--- a/net/ipv4/netfilter/ip_conntrack_netlink.c
+++ b/net/ipv4/netfilter/ip_conntrack_netlink.c
@@ -728,11 +728,9 @@ ctnetlink_del_conntrack(struct sock *ctnl, struct sk_buff *skb,
 			return -ENOENT;
 		}
 	}	
-	if (del_timer(&ct->timeout)) {
-		ip_conntrack_put(ct);
+	if (del_timer(&ct->timeout))
 		ct->timeout.function((unsigned long)ct);
-		return 0;
-	}
+
 	ip_conntrack_put(ct);
 	DEBUGP("leaving\n");