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authorSachin Kamat <sachin.kamat@linaro.org>2012-07-04 11:35:44 +0800
committerBryan Wu <bryan.wu@canonical.com>2012-07-24 07:52:36 +0800
commit198b8611315f793a8f674c3ca3324028e19634aa (patch)
treefe598835899f50c859c96ef8164679ff1c36553e /drivers/leds
parent7f13bbf799f28d5c718a2f18c42f0c6ab56f501b (diff)
downloadlinux-198b8611315f793a8f674c3ca3324028e19634aa.tar.bz2
leds: Use devm_kzalloc in leds-gpio.c file
devm_kzalloc() makes cleanup simpler. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Signed-off-by: Bryan Wu <bryan.wu@canonical.com>
Diffstat (limited to 'drivers/leds')
-rw-r--r--drivers/leds/leds-gpio.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c
index f4c470a3bc8d..c032b2180340 100644
--- a/drivers/leds/leds-gpio.c
+++ b/drivers/leds/leds-gpio.c
@@ -178,7 +178,8 @@ static struct gpio_leds_priv * __devinit gpio_leds_create_of(struct platform_dev
if (!count)
return NULL;
- priv = kzalloc(sizeof_gpio_leds_priv(count), GFP_KERNEL);
+ priv = devm_kzalloc(&pdev->dev, sizeof_gpio_leds_priv(count),
+ GFP_KERNEL);
if (!priv)
return NULL;
@@ -215,7 +216,6 @@ static struct gpio_leds_priv * __devinit gpio_leds_create_of(struct platform_dev
err:
for (count = priv->num_leds - 2; count >= 0; count--)
delete_gpio_led(&priv->leds[count]);
- kfree(priv);
return NULL;
}
@@ -239,8 +239,9 @@ static int __devinit gpio_led_probe(struct platform_device *pdev)
int i, ret = 0;
if (pdata && pdata->num_leds) {
- priv = kzalloc(sizeof_gpio_leds_priv(pdata->num_leds),
- GFP_KERNEL);
+ priv = devm_kzalloc(&pdev->dev,
+ sizeof_gpio_leds_priv(pdata->num_leds),
+ GFP_KERNEL);
if (!priv)
return -ENOMEM;
@@ -253,7 +254,6 @@ static int __devinit gpio_led_probe(struct platform_device *pdev)
/* On failure: unwind the led creations */
for (i = i - 1; i >= 0; i--)
delete_gpio_led(&priv->leds[i]);
- kfree(priv);
return ret;
}
}
@@ -277,7 +277,6 @@ static int __devexit gpio_led_remove(struct platform_device *pdev)
delete_gpio_led(&priv->leds[i]);
dev_set_drvdata(&pdev->dev, NULL);
- kfree(priv);
return 0;
}