linux-kernel - [PATCH] mc13783-regulator: fix a memory leak in mc13783_regulator

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Message-ID: <h2t427d64721004181858s4c01a195ma70d3ce96ee2d343@mail.gmail.com>
Date:	Mon, 19 Apr 2010 09:58:02 +0800
From:	Axel Lin <axel.lin@...il.com>
To:	linux-kernel <linux-kernel@...r.kernel.org>
Cc:	Sascha Hauer <s.hauer@...gutronix.de>,
	Liam Girdwood <lrg@...mlogic.co.uk>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	Samuel Ortiz <sameo@...ux.intel.com>
Subject: [PATCH] mc13783-regulator: fix a memory leak in mc13783_regulator_remove

This patch fixes a memory leak by freeing priv in mc13783_regulator_remove

Signed-off-by: Axel Lin <axel.lin@...il.com>
Cc: Sascha Hauer <s.hauer@...gutronix.de>
Cc: Liam Girdwood <lrg@...mlogic.co.uk>
Cc: Mark Brown <broonie@...nsource.wolfsonmicro.com>
Cc: Samuel Ortiz <sameo@...ux.intel.com>
---
 drivers/regulator/mc13783-regulator.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/regulator/mc13783-regulator.c
b/drivers/regulator/mc13783-regulator.c
index a681f5e..ad036dd 100644
--- a/drivers/regulator/mc13783-regulator.c
+++ b/drivers/regulator/mc13783-regulator.c
@@ -618,9 +618,12 @@ static int __devexit
mc13783_regulator_remove(struct platform_device *pdev)
                dev_get_platdata(&pdev->dev);
        int i;

+       platform_set_drvdata(pdev, NULL);
+
        for (i = 0; i < pdata->num_regulators; i++)
                regulator_unregister(priv->regulators[i]);

+       kfree(priv);
        return 0;
 }

-- 
1.5.4.3
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