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From: kuznet@ms2.inr.ac.ru
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Subject: Re: iptables and tcpdump
To: rusty@rustcorp.com.au (Rusty Russell)
Date: Tue, 30 Oct 2001 20:31:05 +0300 (MSK)
Cc: fokkensr@linux06.vertis.nl, linux-kernel@vger.kernel.org
In-Reply-To: <20011030152812.2e9ba8ee.rusty@rustcorp.com.au> from "Rusty Russell" at Oct 30, 1 03:28:12 pm
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Hello!

> Alexey, should the NAT layer be doing skb_unshare() before altering the packet?

MUST. Cloned skbs are read-only.

I did not expect such question from you. :-)

Alexey
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