[PATCH] gpiolib: wm8994: Convert to devm_kzalloc()

From: Mark Brown
Date: Tue Jun 05 2012 - 12:22:20 EST


Signed-off-by: Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
---
drivers/gpio/gpio-wm8994.c | 11 +++--------
1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/drivers/gpio/gpio-wm8994.c b/drivers/gpio/gpio-wm8994.c
index a1c7ba9..f2b3d19 100644
--- 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 = {
--
1.7.10

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