linux-kernel - Re: Fwd: Possible bug in net/ipv4/route.c?

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Message-ID: <20100705144203.GA7638@gondor.apana.org.au>
Date:	Mon, 5 Jul 2010 22:42:03 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	yoshfuji@...ux-ipv6.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Stephen Hemminger <shemminger@...tta.com>
Subject: Re: Fwd: Possible bug in net/ipv4/route.c?

On Mon, Jul 05, 2010 at 03:34:58PM +0200, Eric Dumazet wrote:
>
> I see. We could :
> 
> Avoid this memset(skb->cb, 0, sizeof(skb->cb)) in fastpath.

Yeah I think this might work.  Although skb's are used in all
sorts of esoteric places (such as netlink which may not even be
related to networking) so I can't guarantee that every alloc_skb
caller does the right thing.

Thanks,
-- 
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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