netdev - [PATCH v3 03/21] exit_net cleanup: geneve sock

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Message-ID: <2db674ed-62c0-2184-61f8-ed8bb80378b7@virtuozzo.com>
Date:   Mon, 6 Nov 2017 16:23:43 +0300
From:   Vasily Averin <vvs@...tuozzo.com>
To:     netdev@...r.kernel.org
Subject: [PATCH v3 03/21] exit_net cleanup: geneve sock_list check

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

Signed-off-by: Vasily Averin <vvs@...tuozzo.com>
---
 drivers/net/geneve.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index f640407..4e3a344 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -1673,6 +1673,9 @@ static void __net_exit geneve_exit_net(struct net *net)
 	/* unregister the devices gathered above */
 	unregister_netdevice_many(&list);
 	rtnl_unlock();
+	WARN_ONCE(!list_empty(&gn->sock_list),
+		  "net %x &s: sock_list is not empty\n",
+		  net->ns.inum, __func__);
 }
 
 static struct pernet_operations geneve_net_ops = {
-- 
2.7.4