netdev - Re: [PATCH] act_nat: get the position info from skb->tc

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Message-ID: <20100730023649.GA5798@gondor.apana.org.au>
Date:	Fri, 30 Jul 2010 10:36:49 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Changli Gao <xiaosuo@...il.com>
Cc:	"David S. Miller" <davem@...emloft.net>,
	Jamal Hadi Salim <hadi@...erus.ca>, netdev@...r.kernel.org
Subject: Re: [PATCH] act_nat: get the position info from skb->tc_verd

On Fri, Jul 30, 2010 at 02:42:32AM +0800, Changli Gao wrote:
> act_nat uses its flags field to determine where it acts. It isn't reliable,
> and can't prevent users from doing wrong settings, and act_nat should get the
> position info from skb->tc_verd as act_mirred does.
> 
> Signed-off-by: Changli Gao <xiaosuo@...il.com>

Nack, the direction controls whether we NAT saddr or daddr.  It's
perfectly OK for someone to NAT daddr on the way out.

Cheers,
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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