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leds: leds-ot200: Use devm_led_classdev_register 

Use resource-managed function devm_led_classdev_register
instead of led_classdev_register to make the error path simpler.
The goto is replaced with direct return, unneeded label err is
dropped. Also, remove redundant ot200_led_remove.

Signed-off-by: Muhammad Falak R Wani <falakreyaz@gmail.com>
Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
hifive-unleashed-5.1
Muhammad Falak R Wani 2015-09-05 19:53:27 +05:30 committed by Jacek Anaszewski
parent c0fc68ba97
commit 583a2b2cd7
1 changed files with 2 additions and 19 deletions
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21
drivers/leds/leds-ot200.c
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@ -124,9 +124,9 @@ static int ot200_led_probe(struct platform_device *pdev)
leds[i].cdev.name = leds[i].name;
leds[i].cdev.brightness_set = ot200_led_brightness_set;
ret = led_classdev_register(&pdev->dev, &leds[i].cdev);
ret = devm_led_classdev_register(&pdev->dev, &leds[i].cdev);
if (ret < 0)
goto err;
return ret;
}
leds_front = 0; /* turn off all front leds */
@ -135,27 +135,10 @@ static int ot200_led_probe(struct platform_device *pdev)
outb(leds_back, 0x5a);
return 0;
err:
for (i = i - 1; i >= 0; i--)
led_classdev_unregister(&leds[i].cdev);
return ret;
}
static int ot200_led_remove(struct platform_device *pdev)
{
int i;
for (i = 0; i < ARRAY_SIZE(leds); i++)
led_classdev_unregister(&leds[i].cdev);
return 0;
}
static struct platform_driver ot200_led_driver = {
.probe = ot200_led_probe,
.remove = ot200_led_remove,
.driver = {
.name = "leds-ot200",
},