backlight: max8925_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/max8925_bl.c b/drivers/video/backlight/max8925_bl.c
index 886e797..66fa08c 100644
--- a/drivers/video/backlight/max8925_bl.c
+++ b/drivers/video/backlight/max8925_bl.c
@@ -163,7 +163,8 @@
memset(&props, 0, sizeof(struct backlight_properties));
props.type = BACKLIGHT_RAW;
props.max_brightness = MAX_BRIGHTNESS;
- bl = backlight_device_register("max8925-backlight", &pdev->dev, data,
+ bl = devm_backlight_device_register(&pdev->dev, "max8925-backlight",
+ &pdev->dev, data,
&max8925_backlight_ops, &props);
if (IS_ERR(bl)) {
dev_err(&pdev->dev, "failed to register backlight\n");
@@ -188,20 +189,9 @@
}
ret = max8925_set_bits(chip->i2c, data->reg_mode_cntl, 0xfe, value);
if (ret < 0)
- goto out_brt;
+ return ret;
backlight_update_status(bl);
return 0;
-out_brt:
- backlight_device_unregister(bl);
- return ret;
-}
-
-static int max8925_backlight_remove(struct platform_device *pdev)
-{
- struct backlight_device *bl = platform_get_drvdata(pdev);
-
- backlight_device_unregister(bl);
- return 0;
}
static struct platform_driver max8925_backlight_driver = {
@@ -210,7 +200,6 @@
.owner = THIS_MODULE,
},
.probe = max8925_backlight_probe,
- .remove = max8925_backlight_remove,
};
module_platform_driver(max8925_backlight_driver);