linux-kernel - Re: [PATCH] regulator: max1586 - fix a memory leak in max1586_pmic

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Message-ID: <20100806111839.GF398@rakim.wolfsonmicro.main>
Date:	Fri, 6 Aug 2010 12:18:39 +0100
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Axel Lin <axel.lin@...il.com>
Cc:	linux-kernel <linux-kernel@...r.kernel.org>,
	Liam Girdwood <lrg@...mlogic.co.uk>,
	Wolfram Sang <w.sang@...gutronix.de>,
	Robert Jarzmik <robert.jarzmik@...e.fr>
Subject: Re: [PATCH] regulator: max1586 - fix a memory leak in
 max1586_pmic_remove()

On Fri, Aug 06, 2010 at 01:33:15PM +0800, Axel Lin wrote:
> In max1586_pmic_probe(), we allocate memory for max1586.
> In max1586_pmic_remove(), current implementation only free rdev
> which is a member of struct max1586_data.
> Thus, there is a small memory leak when we unload the module.
> 
> This patch fixes the memory leak by passing max1586 to i2c clientdata,
> and properly kfree(max1586) in max1586_pmic_remove().
> 
> Signed-off-by: Axel Lin <axel.lin@...il.com>

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