netdev - Re: [PATCH] ip6_tunnel: fix potential NULL pointer dereference

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Message-Id: <20140513.002748.1953485391009395590.davem@davemloft.net>
Date:	Tue, 13 May 2014 00:27:48 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	susant@...hat.com
Cc:	netdev@...r.kernel.org, tgraf@...g.ch
Subject: Re: [PATCH] ip6_tunnel: fix potential NULL pointer dereference

From: Susant Sahani <susant@...hat.com>
Date: Sat, 10 May 2014 00:11:32 +0530

> The function ip6_tnl_validate assumes that the rtnl
> attribute IFLA_IPTUN_PROTO always be filled . If this
> attribute is not filled by  the userspace application
> kernel get crashed with NULL pointer dereference. This
> patch fixes the potential kernel crash when
> IFLA_IPTUN_PROTO is missing .
> 
> Signed-off-by: Susant Sahani <susant@...hat.com>
> Acked-by: Thomas Graf <tgraf@...g.ch>

Applied and queued up for -stable, thanks.
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