netdev - Re: [PATCH][AX25] ax25_out: check skb for NULL in ax25

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Message-Id: <20080217.223140.193122711.davem@davemloft.net>
Date:	Sun, 17 Feb 2008 22:31:40 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	jarkao2@...il.com
Cc:	jann@....de, f6bvp@...e.fr, ralf@...ux-mips.org,
	netdev@...r.kernel.org
Subject: Re: [PATCH][AX25] ax25_out: check skb for NULL in ax25_kick()

From: Jarek Poplawski <jarkao2@...il.com>
Date: Wed, 13 Feb 2008 11:56:07 +0000

> [AX25] ax25_out: check skb for NULL in ax25_kick()
> 
> According to some OOPS reports ax25_kick tries to clone NULL skbs
> sometimes. It looks like a race with ax25_clear_queues(). Probably
> there is no need to add more than a simple check for this yet.
> Another report suggested there are probably also cases where ax25
> ->paclen == 0 can happen in ax25_output(); this wasn't confirmed
> during testing but let's leave this debugging check for some time.
> 
> Reported-and-tested-by: Jann Traschewski <jann@....de>
> Signed-off-by: Jarek Poplawski <jarkao2@...il.com>

Applied, thanks Jarek.
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