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authorAxel Lin <axel.lin@gmail.com>2012-09-02 11:58:59 +0800
committerLinus Walleij <linus.walleij@linaro.org>2012-09-04 09:26:06 +0200
commit5b4254386bf9a96dfcef9ec8e099bd06fe3e6896 (patch)
tree71a1fa3ff238a115a7c582e6d2cd595a9101a582 /drivers/gpio
parent718bc6e33f33914690ba1b757de2327da7522a87 (diff)
gpio: wm8350: 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/gpio')
-rw-r--r--drivers/gpio/gpio-wm8350.c19
1 files changed, 5 insertions, 14 deletions
diff --git a/drivers/gpio/gpio-wm8350.c b/drivers/gpio/gpio-wm8350.c
index a06af515483..fb429388939 100644
--- a/drivers/gpio/gpio-wm8350.c
+++ b/drivers/gpio/gpio-wm8350.c
@@ -116,7 +116,8 @@ static int __devinit wm8350_gpio_probe(struct platform_device *pdev)
struct wm8350_gpio_data *wm8350_gpio;
int ret;
- wm8350_gpio = kzalloc(sizeof(*wm8350_gpio), GFP_KERNEL);
+ wm8350_gpio = devm_kzalloc(&pdev->dev, sizeof(*wm8350_gpio),
+ GFP_KERNEL);
if (wm8350_gpio == NULL)
return -ENOMEM;
@@ -131,30 +132,20 @@ static int __devinit wm8350_gpio_probe(struct platform_device *pdev)
ret = gpiochip_add(&wm8350_gpio->gpio_chip);
if (ret < 0) {
- dev_err(&pdev->dev, "Could not register gpiochip, %d\n",
- ret);
- goto err;
+ dev_err(&pdev->dev, "Could not register gpiochip, %d\n", ret);
+ return ret;
}
platform_set_drvdata(pdev, wm8350_gpio);
return ret;
-
-err:
- kfree(wm8350_gpio);
- return ret;
}
static int __devexit wm8350_gpio_remove(struct platform_device *pdev)
{
struct wm8350_gpio_data *wm8350_gpio = platform_get_drvdata(pdev);
- int ret;
-
- ret = gpiochip_remove(&wm8350_gpio->gpio_chip);
- if (ret == 0)
- kfree(wm8350_gpio);
- return ret;
+ return gpiochip_remove(&wm8350_gpio->gpio_chip);
}
static struct platform_driver wm8350_gpio_driver = {