netdev - [PATCH 09/21] clusterip: exit

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Message-ID: <848e8c16-63c4-decd-fb37-e592f89e2bef@virtuozzo.com>
Date:   Sun, 5 Nov 2017 13:00:39 +0300
From:   Vasily Averin <vvs@...tuozzo.com>
To:     netdev@...r.kernel.org
Cc:     coreteam@...filter.org, netfilter-devel@...r.kernel.org,
        Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
        Florian Westphal <fw@...len.de>,
        Jozsef Kadlecsik <kadlec@...ckhole.kfki.hu>,
        Pablo Neira Ayuso <pablo@...filter.org>
Subject: [PATCH 09/21] 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 | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/net/ipv4/netfilter/ipt_CLUSTERIP.c b/net/ipv4/netfilter/ipt_CLUSTERIP.c
index 17b4ca5..aa6ada3 100644
--- a/net/ipv4/netfilter/ipt_CLUSTERIP.c
+++ b/net/ipv4/netfilter/ipt_CLUSTERIP.c
@@ -819,6 +819,8 @@ static void clusterip_net_exit(struct net *net)
 	cn->procdir = NULL;
 #endif
 	nf_unregister_net_hook(net, &cip_arp_ops);
+	WARN(!list_empty(&cn->configs),
+	     "net %p exit: clusterip configs list is not empty\n", net);
 }
 
 static struct pernet_operations clusterip_net_ops = {
-- 
2.7.4