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authorAxel Lin <axel.lin@gmail.com>2012-09-01 17:44:27 +0800
committerLinus Walleij <linus.walleij@linaro.org>2012-09-01 12:55:30 +0200
commit45e253a7eb23844344bf08dad9961771a643758e (patch)
treea158b4c0d0d9e89576bace02724c4cf459332d83 /drivers
parenteb7cf95a55a0d737e5f5694e71f65966a1c4e7aa (diff)
gpio: tps65912: Convert to use devm_kzalloc API
Signed-off-by: Axel Lin <axel.lin@gmail.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpio/gpio-tps65912.c17
1 files changed, 4 insertions, 13 deletions
diff --git a/drivers/gpio/gpio-tps65912.c b/drivers/gpio/gpio-tps65912.c
index 79e66c002350..99106d1e2e55 100644
--- a/drivers/gpio/gpio-tps65912.c
+++ b/drivers/gpio/gpio-tps65912.c
@@ -70,7 +70,6 @@ static int tps65912_gpio_input(struct gpio_chip *gc, unsigned offset)
return tps65912_clear_bits(tps65912, TPS65912_GPIO1 + offset,
GPIO_CFG_MASK);
-
}
static struct gpio_chip template_chip = {
@@ -92,7 +91,8 @@ static int __devinit tps65912_gpio_probe(struct platform_device *pdev)
struct tps65912_gpio_data *tps65912_gpio;
int ret;
- tps65912_gpio = kzalloc(sizeof(*tps65912_gpio), GFP_KERNEL);
+ tps65912_gpio = devm_kzalloc(&pdev->dev, sizeof(*tps65912_gpio),
+ GFP_KERNEL);
if (tps65912_gpio == NULL)
return -ENOMEM;
@@ -105,28 +105,19 @@ static int __devinit tps65912_gpio_probe(struct platform_device *pdev)
ret = gpiochip_add(&tps65912_gpio->gpio_chip);
if (ret < 0) {
dev_err(&pdev->dev, "Failed to register gpiochip, %d\n", ret);
- goto err;
+ return ret;
}
platform_set_drvdata(pdev, tps65912_gpio);
return ret;
-
-err:
- kfree(tps65912_gpio);
- return ret;
}
static int __devexit tps65912_gpio_remove(struct platform_device *pdev)
{
struct tps65912_gpio_data *tps65912_gpio = platform_get_drvdata(pdev);
- int ret;
-
- ret = gpiochip_remove(&tps65912_gpio->gpio_chip);
- if (ret == 0)
- kfree(tps65912_gpio);
- return ret;
+ return gpiochip_remove(&tps65912_gpio->gpio_chip);
}
static struct platform_driver tps65912_gpio_driver = {

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