backlight: kb3886_bl: 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/kb3886_bl.c b/drivers/video/backlight/kb3886_bl.c
index 5bacabb233d6c6f31618ba12c531c2e406d7604a..7592cc25c963e11638175ff474aaa82c2888a46d 100644 (file)
--- a/drivers/video/backlight/kb3886_bl.c
+++ b/drivers/video/backlight/kb3886_bl.c
@@ -150,10 +150,10 @@ static int kb3886bl_probe(struct platform_device *pdev)
        memset(&props, 0, sizeof(struct backlight_properties));
        props.type = BACKLIGHT_RAW;
        props.max_brightness = machinfo->max_intensity;
-       kb3886_backlight_device = backlight_device_register("kb3886-bl",
-                                                           &pdev->dev, NULL,
-                                                           &kb3886bl_ops,
-                                                           &props);
+       kb3886_backlight_device = devm_backlight_device_register(&pdev->dev,
+                                                       "kb3886-bl", &pdev->dev,
+                                                       NULL, &kb3886bl_ops,
+                                                       &props);
        if (IS_ERR(kb3886_backlight_device))
                return PTR_ERR(kb3886_backlight_device);
 
@@ -166,18 +166,8 @@ static int kb3886bl_probe(struct platform_device *pdev)
        return 0;
 }
 
-static int kb3886bl_remove(struct platform_device *pdev)
-{
-       struct backlight_device *bd = platform_get_drvdata(pdev);
-
-       backlight_device_unregister(bd);
-
-       return 0;
-}
-
 static struct platform_driver kb3886bl_driver = {
        .probe          = kb3886bl_probe,
-       .remove         = kb3886bl_remove,
        .driver         = {
                .name   = "kb3886-bl",
                .pm     = &kb3886bl_pm_ops,