[PATCH 3/5] rtc: max77686: use devm_kzalloc()

From: Jingoo Han
Date: Wed Feb 27 2013 - 00:58:28 EST


Use devm_kzalloc() to make cleanup paths more simple.

Signed-off-by: Jingoo Han <jg1.han@xxxxxxxxxxx>
---
drivers/rtc/rtc-max77686.c | 9 ++-------
1 files changed, 2 insertions(+), 7 deletions(-)

diff --git a/drivers/rtc/rtc-max77686.c b/drivers/rtc/rtc-max77686.c
index 4da2a55..36b1f5c 100644
--- a/drivers/rtc/rtc-max77686.c
+++ b/drivers/rtc/rtc-max77686.c
@@ -505,7 +505,8 @@ static int max77686_rtc_probe(struct platform_device *pdev)

dev_info(&pdev->dev, "%s\n", __func__);

- info = kzalloc(sizeof(struct max77686_rtc_info), GFP_KERNEL);
+ info = devm_kzalloc(&pdev->dev, sizeof(struct max77686_rtc_info),
+ GFP_KERNEL);
if (!info)
return -ENOMEM;

@@ -519,7 +520,6 @@ static int max77686_rtc_probe(struct platform_device *pdev)
ret = PTR_ERR(info->max77686->rtc_regmap);
dev_err(info->max77686->dev, "Failed to allocate register map: %d\n",
ret);
- kfree(info);
return ret;
}
platform_set_drvdata(pdev, info);
@@ -563,11 +563,7 @@ static int max77686_rtc_probe(struct platform_device *pdev)
goto err_rtc;
}

- goto out;
err_rtc:
- kfree(info);
- return ret;
-out:
return ret;
}

@@ -578,7 +574,6 @@ static int max77686_rtc_remove(struct platform_device *pdev)
if (info) {
free_irq(info->virq, info);
rtc_device_unregister(info->rtc_dev);
- kfree(info);
}

return 0;
--
1.7.2.5


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