netdev - Re: [PATCH net-next 2/4] udp: Handle large UFO packets from untrusted sources

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Message-ID: <20090608233739.GA1021@gondor.apana.org.au>
Date:	Tue, 9 Jun 2009 09:37:39 +1000
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Sridhar Samudrala <sri@...ibm.com>
Cc:	davem@...emloft.net, netdev@...r.kernel.org, kvm@...r.kernel.org,
	rusty@...tcorp.com.au
Subject: Re: [PATCH net-next 2/4] udp: Handle large UFO packets from
	untrusted sources

On Mon, Jun 08, 2009 at 10:04:47AM -0700, Sridhar Samudrala wrote:
>
> OK. Can we use skb_segment() to do IP fragmentation of UDP packets?

It should be able to.

> The function itself looks protocol independent and if it is simply
> splitting large skb into a list of mtu sized skb's, can we fixup the
> ip header differently for UDP packets(id and frag_off) in inet_gso_segment
> and ipv6_gso_segment?

Yes that's the idea.

Cheers,
-- 
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