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Date: Fri, 04 Apr 2008 15:40:55 +0200
From: Patrick McHardy <kaber@...sh.net>
To: Gerrit Renker <gerrit@....abdn.ac.uk>,
Patrick McHardy <kaber@...sh.net>, acme@...hat.com,
dccp@...r.kernel.org, Linux Netdev List <netdev@...r.kernel.org>
Subject: Re: [DCCP]: Fix skb->cb conflicts with IP
Gerrit Renker wrote:
> Arnaldo,
>
> just a thought - I recall that there used to be a bug related to this,
> which required to insert the following before sending an skb:
>
> memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt))
>
> This was about 1+1/2 .. 2 years ago and lead to crashes when the memset
> was removed. Maybe with this solution the memsets are then no longer
> necessary? The reference is
> * output.c:dccp_transmit_skb()
> * ipv4.c:dccp_v4_send_response()
Yes, that shouldn't be needed anymore with this patch.
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