[PATCH v5 07/13] fib_rules: exit_net cleanup check added

[Vasily Averin <vvs@virtuozzo.com>]

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

Signed-off-by: Vasily Averin <vvs@virtuozzo.com>
---
 net/core/fib_rules.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c
index 9a6d97c..c029192 100644
--- a/net/core/fib_rules.c
+++ b/net/core/fib_rules.c
@@ -1019,8 +1019,14 @@ static int __net_init fib_rules_net_init(struct net *net)
 	return 0;
 }
 
+static void __net_exit fib_rules_net_exit(struct net *net)
+{
+	WARN_ON_ONCE(!list_empty(&net->rules_ops));
+}
+
 static struct pernet_operations fib_rules_net_ops = {
 	.init = fib_rules_net_init,
+	.exit = fib_rules_net_exit,
 };
 
 static int __init fib_rules_init(void)
-- 
2.7.4