netdev - Re: [IPSEC]: Fix zero return value in xfrm

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Message-Id: <20071213.093130.98177469.davem@davemloft.net>
Date:	Thu, 13 Dec 2007 09:31:30 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	herbert@...dor.apana.org.au
Cc:	netdev@...r.kernel.org
Subject: Re: [IPSEC]: Fix zero return value in xfrm_lookup on error

From: Herbert Xu <herbert@...dor.apana.org.au>
Date: Fri, 14 Dec 2007 00:44:48 +0800

> [IPSEC]: Fix zero return value in xfrm_lookup on error
> 
> Further testing shows that my ICMP relookup patch can cause xfrm_lookup
> to return zero on error which isn't very nice since it leads to the caller
> dying on null pointer dereference.  The bug is due to not setting err
> to ENOENT just before we leave xfrm_lookup in case of no policy.
> 
> This patch moves the err setting to where it should be.
> 
> Signed-off-by: Herbert Xu <herbert@...dor.apana.org.au>

Applied, thanks.
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