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leds: Use devm_kzalloc in leds-regulator.c file

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devm_kzalloc() makes cleanup simpler.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Bryan Wu <bryan.wu@canonical.com>
This commit is contained in:
Sachin Kamat 2012-07-03 19:47:54 +08:00 committed by Bryan Wu
parent 0b7da746cc
commit d41589658e
1 changed files with 3 additions and 6 deletions
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9
drivers/leds/leds-regulator.c
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@ -158,7 +158,7 @@ static int __devinit regulator_led_probe(struct platform_device *pdev)
return PTR_ERR(vcc);
}
led = kzalloc(sizeof(*led), GFP_KERNEL);
led = devm_kzalloc(&pdev->dev, sizeof(*led), GFP_KERNEL);
if (led == NULL) {
ret = -ENOMEM;
goto err_vcc;
@ -169,7 +169,7 @@ static int __devinit regulator_led_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "Invalid default brightness %d\n",
pdata->brightness);
ret = -EINVAL;
goto err_led;
goto err_vcc;
}
led->value = pdata->brightness;
@ -190,7 +190,7 @@ static int __devinit regulator_led_probe(struct platform_device *pdev)
ret = led_classdev_register(&pdev->dev, &led->cdev);
if (ret < 0) {
cancel_work_sync(&led->work);
goto err_led;
goto err_vcc;
}
/* to expose the default value to userspace */
@ -201,8 +201,6 @@ static int __devinit regulator_led_probe(struct platform_device *pdev)
return 0;
err_led:
kfree(led);
err_vcc:
regulator_put(vcc);
return ret;
@ -216,7 +214,6 @@ static int __devexit regulator_led_remove(struct platform_device *pdev)
cancel_work_sync(&led->work);
regulator_led_disable(led);
regulator_put(led->vcc);
kfree(led);
return 0;
}