[PATCH] gpio: da9052: Convert to use devm_kzalloc API

From: Axel Lin
Date: Sat Sep 01 2012 - 05:34:17 EST


Signed-off-by: Axel Lin <axel.lin@xxxxxxxxx>
---
drivers/gpio/gpio-da9052.c | 15 +++------------
1 file changed, 3 insertions(+), 12 deletions(-)

diff --git a/drivers/gpio/gpio-da9052.c b/drivers/gpio/gpio-da9052.c
index 56dd047..24b8c29 100644
--- a/drivers/gpio/gpio-da9052.c
+++ b/drivers/gpio/gpio-da9052.c
@@ -207,7 +207,7 @@ static int __devinit da9052_gpio_probe(struct platform_device *pdev)
struct da9052_pdata *pdata;
int ret;

- gpio = kzalloc(sizeof(*gpio), GFP_KERNEL);
+ gpio = devm_kzalloc(&pdev->dev, sizeof(*gpio), GFP_KERNEL);
if (gpio == NULL)
return -ENOMEM;

@@ -221,28 +221,19 @@ static int __devinit da9052_gpio_probe(struct platform_device *pdev)
ret = gpiochip_add(&gpio->gp);
if (ret < 0) {
dev_err(&pdev->dev, "Could not register gpiochip, %d\n", ret);
- goto err_mem;
+ return ret;
}

platform_set_drvdata(pdev, gpio);

return 0;
-
-err_mem:
- kfree(gpio);
- return ret;
}

static int __devexit da9052_gpio_remove(struct platform_device *pdev)
{
struct da9052_gpio *gpio = platform_get_drvdata(pdev);
- int ret;
-
- ret = gpiochip_remove(&gpio->gp);
- if (ret == 0)
- kfree(gpio);

- return ret;
+ return gpiochip_remove(&gpio->gp);
}

static struct platform_driver da9052_gpio_driver = {
--
1.7.9.5



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