From: Nicolas Dichtel <nicolas.dich...@6wind.com>
Date: Tue, 25 Aug 2015 16:20:34 +0200
> From: huaibin Wang <huaibin.w...@6wind.com>
>
> When a tunnel is deleted, the cached dst entry should be released.
>
> This problem may prevent the removal of a netns (seen with a x-netns IPv6
> gre tunnel):
> unregister_netdevice: waiting for lo to become free. Usage count = 3
>
> CC: Dmitry Kozlov <x...@mail.ru>
> Fixes: c12b395a4664 ("gre: Support GRE over IPv6")
> Signed-off-by: huaibin Wang <huaibin.w...@6wind.com>
> Signed-off-by: Nicolas Dichtel <nicolas.dich...@6wind.com>
Applied and queued up for -stable, thanks.
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