gpiolib: wm8994: Convert to devm_kzalloc()

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/gpio/gpio-wm8994.c b/drivers/gpio/gpio-wm8994.c
index a1c7ba9..f2b3d19 100644 (file)
--- a/drivers/gpio/gpio-wm8994.c
+++ b/drivers/gpio/gpio-wm8994.c
@@ -249,7 +249,8 @@ static int __devinit wm8994_gpio_probe(struct platform_device *pdev)
        struct wm8994_gpio *wm8994_gpio;
        int ret;
 
-       wm8994_gpio = kzalloc(sizeof(*wm8994_gpio), GFP_KERNEL);
+       wm8994_gpio = devm_kzalloc(&pdev->dev, sizeof(*wm8994_gpio),
+                                  GFP_KERNEL);
        if (wm8994_gpio == NULL)
                return -ENOMEM;
 
@@ -274,20 +275,14 @@ static int __devinit wm8994_gpio_probe(struct platform_device *pdev)
        return ret;
 
 err:
-       kfree(wm8994_gpio);
        return ret;
 }
 
 static int __devexit wm8994_gpio_remove(struct platform_device *pdev)
 {
        struct wm8994_gpio *wm8994_gpio = platform_get_drvdata(pdev);
-       int ret;
-
-       ret = gpiochip_remove(&wm8994_gpio->gpio_chip);
-       if (ret == 0)
-               kfree(wm8994_gpio);
 
-       return ret;
+       return gpiochip_remove(&wm8994_gpio->gpio_chip);
 }
 
 static struct platform_driver wm8994_gpio_driver = {