netdev - Re: [PATCH net-next] flow_dissector: fix ipv6 dst, hop-by-hop and routing ext hdrs

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Message-Id: <20150612.215901.1746619163064507549.davem@davemloft.net>
Date:	Fri, 12 Jun 2015 21:59:01 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	alexei.starovoitov@...il.com, tom@...bertland.com,
	edumazet@...gle.com, netdev@...r.kernel.org,
	dan.carpenter@...cle.com
Subject: Re: [PATCH net-next] flow_dissector: fix ipv6 dst, hop-by-hop and
 routing ext hdrs

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Fri, 12 Jun 2015 19:31:32 -0700

> From: Eric Dumazet <edumazet@...gle.com>
> 
> __skb_header_pointer() returns a pointer that must be checked.
> 
> Fixes infinite loop reported by Alexei, and add __must_check to
> catch these errors earlier.
> 
> Fixes: 6a74fcf426f5 ("flow_dissector: add support for dst, hop-by-hop and routing ext hdrs")
> Reported-by: Alexei Starovoitov <alexei.starovoitov@...il.com>
> Tested-by: Alexei Starovoitov <alexei.starovoitov@...il.com>
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>

Applied, thanks Eric.
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