netdev - [PATCH v2 08/21] fib_rules: exit

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Message-ID: <bb9cbcdb-25c7-071d-7f9a-fa5b2f93e7ce@virtuozzo.com>
Date:   Sun, 5 Nov 2017 19:50:16 +0300
From:   Vasily Averin <vvs@...tuozzo.com>
To:     netdev@...r.kernel.org
Subject: [PATCH v2 08/21] fib_rules: exit_net cleanup check added

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

Signed-off-by: Vasily Averin <vvs@...tuozzo.com>
---
 net/core/fib_rules.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c
index 9a6d97c..5ab4fac 100644
--- a/net/core/fib_rules.c
+++ b/net/core/fib_rules.c
@@ -1019,8 +1019,15 @@ 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(!list_empty(&net->rules_ops),
+	     "%s: rules_ops list is not empty\n", __func__);
+}
+
 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