linux-kernel - Re: [PATCH] regulator/lp3971: vol_map out of bounds in lp3971_{ldo,dcdc}_set

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Message-ID: <20100212113250.GA19122@rakim.wolfsonmicro.main>
Date:	Fri, 12 Feb 2010 11:32:51 +0000
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Roel Kluin <roel.kluin@...il.com>
Cc:	Liam Girdwood <lrg@...mlogic.co.uk>,
	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] regulator/lp3971: vol_map out of bounds in
 lp3971_{ldo,dcdc}_set_voltage()

On Fri, Feb 12, 2010 at 12:30:21PM +0100, Roel Kluin wrote:
> After `for (val = LDO_VOL_MIN_IDX; val <= LDO_VOL_MAX_IDX; val++)', if no break
> occurs, val reaches LDO_VOL_MIN_IDX + 1, which is out of bounds for
> ldo45_voltage_map[] and ldo123_voltage_map[].
> 
> Similarly BUCK_TARGET_VOL_MAX_IDX + 1 is out of bounds for buck_voltage_map[].

Acked-by: Mark Brown <broonie@...nsource.wolfsonmicro.com>
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