netdev - [PATCH v4 09/18] clusterip: exit

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Message-ID: <48e377dc-e31f-1526-1e65-1049cc7251dc@virtuozzo.com>
Date:   Sun, 12 Nov 2017 11:44:38 +0300
From:   Vasily Averin <vvs@...tuozzo.com>
To:     netdev@...r.kernel.org
Cc:     Pablo Neira Ayuso <pablo@...filter.org>,
        Jozsef Kadlecsik <kadlec@...ckhole.kfki.hu>,
        Florian Westphal <fw@...len.de>,
        Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
        netfilter-devel@...r.kernel.org, coreteam@...filter.org
Subject: [PATCH v4 09/18] clusterip: exit_net cleanup check added

Be sure that configs list initialized in net_init hook was return
to initial state.

Signed-off-by: Vasily Averin <vvs@...tuozzo.com>
---
 net/ipv4/netfilter/ipt_CLUSTERIP.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/ipv4/netfilter/ipt_CLUSTERIP.c b/net/ipv4/netfilter/ipt_CLUSTERIP.c
index 17b4ca5..e35b8d0 100644
--- a/net/ipv4/netfilter/ipt_CLUSTERIP.c
+++ b/net/ipv4/netfilter/ipt_CLUSTERIP.c
@@ -819,6 +819,7 @@ static void clusterip_net_exit(struct net *net)
 	cn->procdir = NULL;
 #endif
 	nf_unregister_net_hook(net, &cip_arp_ops);
+	WARN_ON_ONCE(!list_empty(&cn->configs));
 }
 
 static struct pernet_operations clusterip_net_ops = {
-- 
2.7.4