linux-kernel - [PATCH 07/14] power: gpio-charger: use devm

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Date:	Mon, 11 Mar 2013 15:33:27 +0900
From:	Jingoo Han <jg1.han@...sung.com>
To:	'Anton Vorontsov' <anton@...msg.org>
Cc:	'David Woodhouse' <dwmw2@...radead.org>,
	linux-kernel@...r.kernel.org, 'Jingoo Han' <jg1.han@...sung.com>
Subject: [PATCH 07/14] power: gpio-charger: use devm_kzalloc()

Use devm_kzalloc() to make cleanup paths more simple.

Signed-off-by: Jingoo Han <jg1.han@...sung.com>
---
 drivers/power/gpio-charger.c |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/power/gpio-charger.c b/drivers/power/gpio-charger.c
index e3e40a9..e9883ee 100644
--- a/drivers/power/gpio-charger.c
+++ b/drivers/power/gpio-charger.c
@@ -86,7 +86,8 @@ static int gpio_charger_probe(struct platform_device *pdev)
 		return -EINVAL;
 	}
 
-	gpio_charger = kzalloc(sizeof(*gpio_charger), GFP_KERNEL);
+	gpio_charger = devm_kzalloc(&pdev->dev, sizeof(*gpio_charger),
+					GFP_KERNEL);
 	if (!gpio_charger) {
 		dev_err(&pdev->dev, "Failed to alloc driver structure\n");
 		return -ENOMEM;
@@ -140,7 +141,6 @@ static int gpio_charger_probe(struct platform_device *pdev)
 err_gpio_free:
 	gpio_free(pdata->gpio);
 err_free:
-	kfree(gpio_charger);
 	return ret;
 }
 
@@ -156,7 +156,6 @@ static int gpio_charger_remove(struct platform_device *pdev)
 	gpio_free(gpio_charger->pdata->gpio);
 
 	platform_set_drvdata(pdev, NULL);
-	kfree(gpio_charger);
 
 	return 0;
 }
-- 
1.7.2.5


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