netdev - Re: [PATCH] Make dev_kfree_skb_any check if the skb is valid

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Message-Id: <20070418.154416.131918019.davem@davemloft.net>
Date:	Wed, 18 Apr 2007 15:44:16 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	erik@...land.org
Cc:	netdev@...r.kernel.org, trivial@...nel.org
Subject: Re: [PATCH] Make dev_kfree_skb_any check if the skb is valid

From: Erik Hovland <erik@...land.org>
Date: Wed, 18 Apr 2007 15:33:44 -0700

> If dev_kfree_skb_any is called and it then calls dev_kfree_skb_irq.
> That call will dereference the skb. If the skb is invalid, down the
> drain we go.
> 
> This one-liner checks to see if the skb is valid as part of the
> determination of whether to call dev_kfree_skb_irq.
> 
> Signed-off-by: Erik Hovland <erik@...land.org>

This should never be invoked with a NULL skb argument.

Who is doing that?
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