From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [PATCH net] ppp: take reference on channels netns
Date: Wed, 23 Mar 2016 14:37:35 -0400 (EDT)
Message-ID: <20160323.143735.2175353198407088561.davem@davemloft.net>
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Cc: netdev@vger.kernel.org, gorcunov@gmail.com, sploving1@gmail.com,
	paulus@samba.org
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From: Guillaume Nault <g.nault@alphalink.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@gmail.com>
> Signed-off-by: Guillaume Nault <g.nault@alphalink.fr>

Applied and queued up for -stable, thanks!