leds: leds-cobalt-raq: 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>

1 files changed, 4 insertions, 7 deletions

diff --git a/drivers/leds/leds-cobalt-raq.c b/drivers/leds/leds-cobalt-raq.c
index aac1c073fe7b..7e41aa91bc56 100644
--- a/drivers/leds/leds-cobalt-raq.c
+++ b/drivers/leds/leds-cobalt-raq.c
@@ -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;
 }