netdev - Re: [PATCH net-next] fix buf of assigning skb->tail to network

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Message-ID: <1362909528.4051.32.camel@edumazet-glaptop>
Date:	Sun, 10 Mar 2013 10:58:48 +0100
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Hong Zhiguo <honkiko@...il.com>
Cc:	netdev@...r.kernel.org, davem@...emloft.net,
	stephen@...workplumber.org, zhiguo.hong@....com
Subject: Re: [PATCH net-next] fix buf of assigning skb->tail to
 network_header

On Sun, 2013-03-10 at 17:48 +0800, Hong Zhiguo wrote:
> in the case of NET_SKBUFF_DATA_USES_OFFSET,  direct pointer
> assignment to skb->network_header is a dangerous bug.

But skb->tail is not a pointer.

Really you need to explain more than this confusing changelog


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