From: David Miller <davem@davemloft.net>
To: shemminger@vyatta.com
Cc: xiaosuo@gmail.com, netdev@vger.kernel.org
Subject: Re: [PATCH] u32: negative offset fix
Date: Mon, 02 Aug 2010 22:08:08 -0700 (PDT) [thread overview]
Message-ID: <20100802.220808.235685948.davem@davemloft.net> (raw)
In-Reply-To: <20100802164413.6f327ce6@nehalam>
From: Stephen Hemminger <shemminger@vyatta.com>
Date: Mon, 2 Aug 2010 16:44:13 -0700
> It was possible to use a negative offset in a u32 match to reference
> the ethernet header or other parts of the link layer header.
> This fixes the regression caused by:
>
> commit fbc2e7d9cf49e0bf89b9e91fd60a06851a855c5d
> Author: Changli Gao <xiaosuo@gmail.com>
> Date: Wed Jun 2 07:32:42 2010 -0700
>
> cls_u32: use skb_header_pointer() to dereference data safely
>
>
> Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Applied.
prev parent reply other threads:[~2010-08-03 5:07 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-02 22:00 [PATCH 0/4] u32 classifier fixes Stephen Hemminger
2010-08-02 22:00 ` [PATCH 1/4] net: check for reference outside of skb Stephen Hemminger
2010-08-02 22:59 ` David Miller
2010-08-02 23:11 ` Changli Gao
2010-08-02 23:21 ` Stephen Hemminger
2010-08-02 23:25 ` Changli Gao
2010-08-02 22:00 ` [PATCH 2/4] net: add likely/unlikely to skb_header_pointer Stephen Hemminger
2010-08-02 22:00 ` [PATCH 3/4] u32: allow negative offset Stephen Hemminger
2010-08-02 22:00 ` [PATCH 4/4] u32: use get_unaligned_be32 Stephen Hemminger
2010-08-02 22:34 ` Changli Gao
2010-08-02 22:45 ` Stephen Hemminger
2010-08-02 22:55 ` Ben Hutchings
2010-08-02 23:01 ` Changli Gao
2010-08-02 23:44 ` [PATCH] u32: negative offset fix Stephen Hemminger
2010-08-03 5:08 ` David Miller [this message]
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