From mboxrd@z Thu Jan  1 00:00:00 1970
From: Krzysztof Halasa <khc@pm.waw.pl>
Subject: Re: [PATCH] NET: fix kernel panic from no dev->hard_header_len space
Date: Sun, 30 Jul 2006 18:40:04 +0200
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	<20060727164334.GA2779@ms2.inr.ac.ru>
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Cc: netdev@vger.kernel.org, David Miller <davem@davemloft.net>
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To: Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>
In-Reply-To: <20060727164334.GA2779@ms2.inr.ac.ru> (Alexey Kuznetsov's message of "Thu, 27 Jul 2006 20:43:34 +0400")
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Hello Alexey,

Can you clarify this for me, please?

Do the semantics (I'm not talking about bugs) allow skb passed
to dev->hard_header() (if defined) and then to dev->hard_start_xmit()
to have less link layer header space than dev->hard_header_len?

I.e., is dev->hard_header_len only advisory?
-- 
Krzysztof Halasa