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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>
hifive-unleashed-5.1
Axel Lin 2012-09-01 17:44:27 +08:00 committed by Linus Walleij
parent eb7cf95a55
commit 45e253a7eb
1 changed files with 4 additions and 13 deletions
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17
drivers/gpio/gpio-tps65912.c
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@ -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 = {