From: stephen hemminger <stephen@networkplumber.org>
Date: Thu, 18 Jul 2013 15:38:26 +0000 (-0700)
Subject: vxlan: unregister on namespace exit
X-Git-Tag: accepted/tizen/common/20141203.182822~1767^2~52
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=372675a4a9ac0a0af962d44dadeea69926ce45e0;p=platform%2Fkernel%2Flinux-arm64.git

vxlan: unregister on namespace exit

Fix memory leaks and other badness from VXLAN network namespace
teardown. When network namespace is removed, all the vxlan devices should
be unregistered (not closed).

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Reviewed-by: Pravin B Shelar <pshelar@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index a5ba8dd..f101034 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -1878,10 +1878,12 @@ static __net_exit void vxlan_exit_net(struct net *net)
 {
 	struct vxlan_net *vn = net_generic(net, vxlan_net_id);
 	struct vxlan_dev *vxlan;
+	LIST_HEAD(list);
 
 	rtnl_lock();
 	list_for_each_entry(vxlan, &vn->vxlan_list, next)
-		dev_close(vxlan->dev);
+		unregister_netdevice_queue(vxlan->dev, &list);
+	unregister_netdevice_many(&list);
 	rtnl_unlock();
 }