netdev - Re: [PATCH] xfrm: do not assume that template resolving always returns xfrms

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Message-Id: <20100714.141707.246527574.davem@davemloft.net>
Date:	Wed, 14 Jul 2010 14:17:07 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	timo.teras@....fi
Cc:	netdev@...r.kernel.org, linux@...izon.com
Subject: Re: [PATCH] xfrm: do not assume that template resolving always
 returns xfrms

From: Timo Teräs <timo.teras@....fi>
Date: Tue, 13 Jul 2010 10:29:42 +0300

> xfrm_resolve_and_create_bundle() assumed that, if policies indicated
> presence of xfrms, bundle template resolution would always return
> some xfrms. This is not true for 'use' level policies which can
> result in no xfrm's being applied if there is no suitable xfrm states.
> This fixes a crash by this incorrect assumption.
> 
> Reported-by: George Spelvin <linux@...izon.com>
> Bisected-by: George Spelvin <linux@...izon.com>
> Tested-by: George Spelvin <linux@...izon.com>
> Signed-off-by: Timo Teräs <timo.teras@....fi>

Applied, thanks Timo.
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