netdev - Re: [PATCH] net: sctp: fix panic during skb

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Message-ID: <1376097622.20509.19.camel@edumazet-glaptop>
Date:	Fri, 09 Aug 2013 18:20:22 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Vlad Yasevich <vyasevich@...il.com>
Cc:	netdev@...r.kernel.org, davem@...emloft.net,
	linux-sctp@...r.kernel.org, dborkman@...hat.com
Subject: Re: [PATCH] net: sctp: fix panic during skb_orphan()

On Fri, 2013-08-09 at 20:39 -0400, Vlad Yasevich wrote:
> On 08/09/2013 07:20 PM, Eric Dumazet wrote:

> > Why not using a dummy destructor ?
> 
> It would just be useless once we do proper accounting for all chunks.
> But, I'll send a different idea if this is just too ugly.

Setting skb->sk is no accounting.

It seems you would better use skb->cb[] so that you are 100% sure this
skb->sk doesn't leak outside of SCTP code.



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