netdev - Re: Passive OS fingerprint xtables match.

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Message-ID: <20090215173234.GA19556@ioremap.net>
Date:	Sun, 15 Feb 2009 20:32:35 +0300
From:	Evgeniy Polyakov <zbr@...emap.net>
To:	Jan Engelhardt <jengelh@...ozas.de>
Cc:	Patrick McHardy <kaber@...sh.net>, netdev@...r.kernel.org,
	David Miller <davem@...emloft.net>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Netfilter Development Mailinglist 
	<netfilter-devel@...r.kernel.org>
Subject: Re: Passive OS fingerprint xtables match.

On Fri, Feb 13, 2009 at 03:41:36PM +0100, Jan Engelhardt (jengelh@...ozas.de) wrote:
> But still it has to jump over anything it does not check.

Yes, that may be unaligned. I think instead of get_unaligned() it will
be faster to access it as two chars instead.

-- 
	Evgeniy Polyakov
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