netdev - [PATCH v3 10/21] fib_rules: exit

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Message-ID: <61e8259a-862a-3b3a-1cc6-ab1177c0c9a4@virtuozzo.com>
Date:   Mon, 6 Nov 2017 16:24:35 +0300
From:   Vasily Averin <vvs@...tuozzo.com>
To:     netdev@...r.kernel.org
Subject: [PATCH v3 10/21] 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 | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c
index 9a6d97c..0049272 100644
--- a/net/core/fib_rules.c
+++ b/net/core/fib_rules.c
@@ -1019,8 +1019,16 @@ 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_ONCE(!list_empty(&net->rules_ops),
+		  "net %x %s: rules_ops list is not empty\n",
+		  net->ns.inum, __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