linux-kernel - Re: [PATCH] regulator: Move VCOINCELL to be the last element of mc13892

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Date:	Mon, 09 May 2011 16:03:57 +0100
From:	Liam Girdwood <lrg@...mlogic.co.uk>
To:	Axel Lin <axel.lin@...il.com>
Cc:	linux-kernel@...r.kernel.org, Yong Shen <yong.shen@...aro.org>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>
Subject: Re: [PATCH] regulator: Move VCOINCELL to be the last element of
 mc13892_regulators array

On Thu, 2011-05-05 at 23:32 +0800, Axel Lin wrote:
> In include/linux/mfd/mc13892.h, we define MC13892_VCOINCELL as 23.
> Thus VCOINCELL should be defined as 23th element in mc13892_regulators array, not the first one.
> This actually fixes an off-by-one bug while accessing mc13892_regulators array.
> 
> For example,
> In mc13892_regulator_probe, we use MC13892_VCAM as array index of mc13892_regulators array.
>         mc13892_regulators[MC13892_VCAM].desc.ops->set_mode
>                 = mc13892_vcam_set_mode;
> Currently, it access mc13892_regulators[12] ,which is VAUDIO not VCAM.
> 
> Signed-off-by: Axel Lin <axel.lin@...il.com>
> ---
> I don't have this hardware handy, just found this bug while reading the code.
> I appreciate if someone can test it.
> 
> Axel

Applied, Btw is this fix also for 2.6.39 ?

Thanks

Liam

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