linux-kernel - Re: [PATCH] ARM: OMAPFB: panel-sony-acx565akm: fix missing mutex unlocks

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Message-ID: <52C956E9.2030008@gmail.com>
Date:	Sun, 05 Jan 2014 14:58:17 +0200
From:	Ivaylo Dimitrov <ivo.g.dimitrov.75@...il.com>
To:	Pavel Machek <pavel@....cz>,
	Ivaylo Dimitrov <ivo.g.dimitrov.75@...il.com>
CC:	tomi.valkeinen@...com, plagnioj@...osoft.com, pali.rohar@...il.com,
	linux-omap@...r.kernel.org, linux-fbdev@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Ivaylo Dimitrov <freemangordon@....bg>
Subject: Re: [PATCH] ARM: OMAPFB: panel-sony-acx565akm: fix missing mutex
 unlocks

On 04.01.2014 14:51, Pavel Machek wrote:
> On Mon 2013-12-30 18:17:52, Ivaylo Dimitrov wrote:
>> From: Ivaylo Dimitrov <freemangordon@....bg>
>>
>> Commit c37dd677988ca50bc8bc60ab5ab053720583c168 fixes the unbalanced
>> unlock in acx565akm_enable but introduces another problem - if
>> acx565akm_panel_power_on exits early, the mutex is not unlocked. Fix
>> that by unlocking the mutex on early return. Also add mutex protection in
>> acx565akm_panel_power_off and remove an unused variable
>>
>> Signed-off-by: Ivaylo Dimitrov <freemangordon@....bg>
> Reviewed-by: Pavel Machek <pavel@....cz>

Hmm, I introduced a bug with that patch (recursive lock), will send a 
new version that fixes it

Regards,
Ivo
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