* [PATCH] gpio: da9052: Convert to use devm_kzalloc API
@ 2012-09-01 9:34 Axel Lin
2012-09-01 10:54 ` Linus Walleij
0 siblings, 1 reply; 2+ messages in thread
From: Axel Lin @ 2012-09-01 9:34 UTC (permalink / raw)
To: Grant Likely, Linus Walleij; +Cc: David Dajun Chen, Ashish Jangam, linux-kernel
Signed-off-by: Axel Lin <axel.lin@gmail.com>
---
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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2012-09-01 9:34 [PATCH] gpio: da9052: Convert to use devm_kzalloc API Axel Lin
2012-09-01 10:54 ` Linus Walleij
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