netdev - Re: [PATCH net 1/2] vxlan: unregister on namespace exit

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Date:	Thu, 18 Jul 2013 09:40:07 -0700
From:	Pravin Shelar <pshelar@...ira.com>
To:	Stephen Hemminger <stephen@...workplumber.org>
Cc:	David Miller <davem@...emloft.net>, netdev@...r.kernel.org
Subject: Re: [PATCH net 1/2] vxlan: unregister on namespace exit

On Thu, Jul 18, 2013 at 8:38 AM, Stephen Hemminger
<stephen@...workplumber.org> wrote:
> 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@...workplumber.org>
>
>
> --- a/drivers/net/vxlan.c       2013-07-17 16:32:10.826955800 -0700
> +++ b/drivers/net/vxlan.c       2013-07-17 16:47:35.275690741 -0700
> @@ -1878,10 +1878,12 @@ static __net_exit void vxlan_exit_net(st
>  {
>         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);
> +       list_for_each_entry(vxlan, &vn->vxlan_list, next)
> +               unregister_netdevice_queue(vxlan->dev, &list);
> +       unregister_netdevice_many(&list);
>         rtnl_unlock();
>  }
>
Looks good.
Reviewed-by: Pravin B Shelar <pshelar@...ira.com>
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