netdev - Re: [PATCH net] ppp: take reference on channels netns

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Date:	Wed, 23 Mar 2016 14:37:35 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	g.nault@...halink.fr
Cc:	netdev@...r.kernel.org, gorcunov@...il.com, sploving1@...il.com,
	paulus@...ba.org
Subject: Re: [PATCH net] ppp: take reference on channels netns

From: Guillaume Nault <g.nault@...halink.fr>
Date: Wed, 23 Mar 2016 16:38:55 +0100

> Let channels hold a reference on their network namespace.
> Some channel types, like ppp_async and ppp_synctty, can have their
> userspace controller running in a different namespace. Therefore they
> can't rely on them to preclude their netns from being removed from
> under them.
 ...
> Fixes: 273ec51dd7ce ("net: ppp_generic - introduce net-namespace functionality v2")
> Reported-by: Baozeng Ding <sploving1@...il.com>
> Signed-off-by: Guillaume Nault <g.nault@...halink.fr>

Applied and queued up for -stable, thanks!