leds: leds-cobalt-qube: use devm_ioremap
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:
parent
50e5194385
commit
f87ef10105
|
@ -43,7 +43,7 @@ static int __devinit cobalt_qube_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;
|
||||
|
||||
|
@ -52,12 +52,11 @@ static int __devinit cobalt_qube_led_probe(struct platform_device *pdev)
|
|||
|
||||
retval = led_classdev_register(&pdev->dev, &qube_front_led);
|
||||
if (retval)
|
||||
goto err_iounmap;
|
||||
goto err_null;
|
||||
|
||||
return 0;
|
||||
|
||||
err_iounmap:
|
||||
iounmap(led_port);
|
||||
err_null:
|
||||
led_port = NULL;
|
||||
|
||||
return retval;
|
||||
|
@ -67,10 +66,8 @@ static int __devexit cobalt_qube_led_remove(struct platform_device *pdev)
|
|||
{
|
||||
led_classdev_unregister(&qube_front_led);
|
||||
|
||||
if (led_port) {
|
||||
iounmap(led_port);
|
||||
if (led_port)
|
||||
led_port = NULL;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
|
Loading…
Reference in a new issue