linux-kernel - Re: apparmor: double lock

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Message-ID: <4C852128.3040708@canonical.com>
Date:	Mon, 06 Sep 2010 10:13:12 -0700
From:	John Johansen <john.johansen@...onical.com>
To:	James Morris <jmorris@...ei.org>
CC:	Jiri Slaby <jirislaby@...il.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: apparmor: double lock

On 09/05/2010 05:29 PM, James Morris wrote:
> On Sat, 4 Sep 2010, John Johansen wrote:
> 
>> On 09/04/2010 04:57 AM, Jiri Slaby wrote:
>>> Hi,
>>>
>>> stanse found that you possibly double lock ns->lock:
>>> aa_remove_profiles
>>>   -> write_lock(&ns->lock)
>>>   -> __remove_namespace(ns)
>>>     -> destroy_namespace(ns)
>>>       -> write_lock(&ns->lock)
>>>
>>> Could you fix that if that may happen at all?
>>>
>> Yes, thanks Jiri, the patch has already been posted
>>
>> http://marc.info/?l=linux-kernel&m=128295924407596&w=2
> 
> Are all of the patches in that set ready to be merged to Linus?
> 
yes they should be now, I believe so.

I have just posted out the updated  Fix security_task_setrlimit logic
patch that fixes the commenting.  I can repost the series if you would
like.

thanks
john
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