netdev - Re: [PATCH net-next] tun: honor IFF_UP in tun_get

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Message-Id: <20151217.152629.1069959159227242440.davem@davemloft.net>
Date:	Thu, 17 Dec 2015 15:26:29 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	netdev@...r.kernel.org, curtw@...gle.com
Subject: Re: [PATCH net-next] tun: honor IFF_UP in tun_get_user()

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Wed, 16 Dec 2015 08:57:37 -0800

> From: Eric Dumazet <edumazet@...gle.com>
> 
> If a tun interface is turned down, we should not allow packet injection
> into the kernel.
> 
> Kernel does not send packets to the tun already.
> 
> TUNATTACHFILTER can not be used as only tun_net_xmit() is taking care
> of it.
> 
> Reported-by: Curt Wohlgemuth <curtw@...gle.com>
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>

This looks fine, applied, thanks Eric.
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