netdev - Re: [PATCH] cls_u32: use skb_copy_bits() to dereference data safely

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Message-ID: <AANLkTilTncCK6-_k-OXANJD-3wibhGGyUSyCJgbEOZXA@mail.gmail.com>
Date:	Wed, 2 Jun 2010 21:17:28 +0800
From:	Changli Gao <xiaosuo@...il.com>
To:	hadi@...erus.ca
Cc:	"David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org
Subject: Re: [PATCH] cls_u32: use skb_copy_bits() to dereference data safely

On Wed, Jun 2, 2010 at 8:20 PM, jamal <hadi@...erus.ca> wrote:
>
> What i meant was if you can tell immediately what the maximum offset is
> then you dont need to go through for loop making comparison with each
> key. You could immediately bailout - which is an optimization ;->
>

I got it. But it isn't easy for me.

-- 
Regards,
Changli Gao(xiaosuo@...il.com)
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