backlight: da9052_bl: use devm_backlight_device_register()

Use devm_backlight_device_register() to make cleanup paths simpler.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/drivers/video/backlight/da9052_bl.c b/drivers/video/backlight/da9052_bl.c
index 842da5a..20d55be 100644 (file)
--- a/drivers/video/backlight/da9052_bl.c
+++ b/drivers/video/backlight/da9052_bl.c
@@ -125,8 +125,9 @@ static int da9052_backlight_probe(struct platform_device *pdev)
        props.type = BACKLIGHT_RAW;
        props.max_brightness = DA9052_MAX_BRIGHTNESS;
 
-       bl = backlight_device_register(pdev->name, wleds->da9052->dev, wleds,
-                                      &da9052_backlight_ops, &props);
+       bl = devm_backlight_device_register(&pdev->dev, pdev->name,
+                                       wleds->da9052->dev, wleds,
+                                       &da9052_backlight_ops, &props);
        if (IS_ERR(bl)) {
                dev_err(&pdev->dev, "Failed to register backlight\n");
                return PTR_ERR(bl);
@@ -147,7 +148,6 @@ static int da9052_backlight_remove(struct platform_device *pdev)
        wleds->brightness = 0;
        wleds->state = DA9052_WLEDS_OFF;
        da9052_adjust_wled_brightness(wleds);
-       backlight_device_unregister(bl);
 
        return 0;
 }