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leds: leds-cobalt-raq: use devm_ioremap

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The devm_ functions allocate memory that is released when a driver
detaches. This patch uses devm_ioremap() for these functions.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Bryan Wu <cooloney@gmail.com>
This commit is contained in:
Jingoo Han 2012-10-23 05:20:50 -07:00 committed by Bryan Wu
parent aa2dcf9dc1
commit 50e5194385
1 changed files with 4 additions and 7 deletions
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11
drivers/leds/leds-cobalt-raq.c
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@ -85,13 +85,13 @@ static int __devinit cobalt_raq_led_probe(struct platform_device *pdev)
if (!res)
return -EBUSY;
led_port = ioremap(res->start, resource_size(res));
led_port = devm_ioremap(&pdev->dev, res->start, resource_size(res));
if (!led_port)
return -ENOMEM;
retval = led_classdev_register(&pdev->dev, &raq_power_off_led);
if (retval)
goto err_iounmap;
goto err_null;
retval = led_classdev_register(&pdev->dev, &raq_web_led);
if (retval)
@ -102,8 +102,7 @@ static int __devinit cobalt_raq_led_probe(struct platform_device *pdev)
err_unregister:
led_classdev_unregister(&raq_power_off_led);
err_iounmap:
iounmap(led_port);
err_null:
led_port = NULL;
return retval;
@ -114,10 +113,8 @@ static int __devexit cobalt_raq_led_remove(struct platform_device *pdev)
led_classdev_unregister(&raq_power_off_led);
led_classdev_unregister(&raq_web_led);
if (led_port) {
iounmap(led_port);
if (led_port)
led_port = NULL;
}
return 0;
}