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Message-ID: <e9da4550-e2d1-4955-56fe-bd6ac3e37703@virtuozzo.com>
Date:   Sun, 5 Nov 2017 13:00:20 +0300
From:   Vasily Averin <vvs@...tuozzo.com>
To:     netdev@...r.kernel.org
Subject: [PATCH 07/21] fib_notifier: exit_net cleanup check added

Be sure that fib_notifier_ops list initilized in net_init hook was return
to initial state.

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

diff --git a/net/core/fib_notifier.c b/net/core/fib_notifier.c
index 4fc202d..2de8df3 100644
--- a/net/core/fib_notifier.c
+++ b/net/core/fib_notifier.c
@@ -161,8 +161,15 @@ static int __net_init fib_notifier_net_init(struct net *net)
 	return 0;
 }
 
+static void __net_exit fib_notifier_net_exit(struct net *net)
+{
+	WARN(!list_empty(&net->fib_notifier_ops),
+	     "net %p exit: fib_notifier_ops list is not empty\n", net);
+}
+
 static struct pernet_operations fib_notifier_net_ops = {
 	.init = fib_notifier_net_init,
+	.exit = fib_notifier_net_exit,
 };
 
 static int __init fib_notifier_init(void)
-- 
2.7.4

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