diff mbox series

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

Message ID 466c6e4e-063e-6edc-6eda-cb83150fea9c@virtuozzo.com
State Superseded, archived
Delegated to: David Miller
Headers show
Series None | expand

Commit Message

Vasily Averin Nov. 5, 2017, 4:51 p.m. UTC
Be sure that tables list initialized in net_init hook was return
to initial state.

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

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 = {