From: Vasily Averin <vvs@virtuozzo.com>
Date: Sun, 12 Nov 2017 19:27:19 +0000 (+0300)
Subject: geneve: exit_net cleanup check added
X-Git-Tag: v4.15-rc1~108^2~50
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=ab384b63c76679712edf2578930a238329aa41a9;p=thirdparty%2Flinux.git

geneve: exit_net cleanup check added

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

Signed-off-by: Vasily Averin <vvs@virtuozzo.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index 5ec39f1131279..688906aad19c3 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -1654,6 +1654,7 @@ static void __net_exit geneve_exit_net(struct net *net)
 	/* unregister the devices gathered above */
 	unregister_netdevice_many(&list);
 	rtnl_unlock();
+	WARN_ON_ONCE(!list_empty(&gn->sock_list));
 }
 
 static struct pernet_operations geneve_net_ops = {