netdev - Re: [BUG] NULL pointer dereference in skb

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Message-ID: <20080811100126.GA6401@ff.dom.local>
Date:	Mon, 11 Aug 2008 10:01:26 +0000
From:	Jarek Poplawski <jarkao2@...il.com>
To:	David Miller <davem@...emloft.net>
Cc:	emil.s.tantilov@...el.com, jeffrey.t.kirsher@...el.com,
	netdev@...r.kernel.org
Subject: Re: [BUG] NULL pointer dereference in skb_dequeue

On 10-08-2008 21:04, Jarek Poplawski wrote:
...
> Hmm.. Actually, it's completely unreasonable. Let's forget this.

But accidentally it might even sometimes work here...

Currently, the most suspicious place to me seems to be
__netif_schedule(). Is it legal to store RCU protected pointers out of
rcu_read_lock() sections?

Jarek P.
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