[PATCH v2 18/21] recent: exit_net cleanup check added

[Vasily Averin]

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

Signed-off-by: Vasily Averin <v...@virtuozzo.com>
---
 net/netfilter/xt_recent.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/net/netfilter/xt_recent.c b/net/netfilter/xt_recent.c
index 245fa35..230d00f 100644
--- a/net/netfilter/xt_recent.c
+++ b/net/netfilter/xt_recent.c
@@ -681,7 +681,11 @@ static int __net_init recent_net_init(struct net *net)
 
 static void __net_exit recent_net_exit(struct net *net)
 {
+       struct recent_net *recent_net = recent_pernet(net);
+
        recent_proc_net_exit(net);
+       WARN(!list_empty(&recent_net->tables),
+            "%s: tables list is not empty\n", __func__);
 }
 
 static struct pernet_operations recent_net_ops = {
-- 
2.7.4