backlight: pcf50633: use devm_backlight_device_register()

Use devm_backlight_device_register() to make cleanup paths simpler, and
remove unnecessary remove().

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/pcf50633-backlight.c b/drivers/video/backlight/pcf50633-backlight.c
index b2184cf..b95d3b0 100644 (file)
--- a/drivers/video/backlight/pcf50633-backlight.c
+++ b/drivers/video/backlight/pcf50633-backlight.c
@@ -126,7 +126,8 @@ static int pcf50633_bl_probe(struct platform_device *pdev)
 
        pcf_bl->pcf = dev_to_pcf50633(pdev->dev.parent);
 
-       pcf_bl->bl = backlight_device_register(pdev->name, &pdev->dev, pcf_bl,
+       pcf_bl->bl = devm_backlight_device_register(&pdev->dev, pdev->name,
+                                               &pdev->dev, pcf_bl,
                                                &pcf50633_bl_ops, &bl_props);
 
        if (IS_ERR(pcf_bl->bl))
@@ -147,18 +148,8 @@ static int pcf50633_bl_probe(struct platform_device *pdev)
        return 0;
 }
 
-static int pcf50633_bl_remove(struct platform_device *pdev)
-{
-       struct pcf50633_bl *pcf_bl = platform_get_drvdata(pdev);
-
-       backlight_device_unregister(pcf_bl->bl);
-
-       return 0;
-}
-
 static struct platform_driver pcf50633_bl_driver = {
        .probe =        pcf50633_bl_probe,
-       .remove =       pcf50633_bl_remove,
        .driver = {
                .name = "pcf50633-backlight",
        },