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backlight: aat2870: 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>
This commit is contained in:
Jingoo Han 2013-11-12 15:09:06 -08:00 committed by Linus Torvalds
parent f829c9ef82
commit c7a2bf3b21
1 changed files with 4 additions and 7 deletions
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11
drivers/video/backlight/aat2870_bl.c
View File

@ -158,8 +158,9 @@ static int aat2870_bl_probe(struct platform_device *pdev)
memset(&props, 0, sizeof(struct backlight_properties));
props.type = BACKLIGHT_RAW;
bd = backlight_device_register("aat2870-backlight", &pdev->dev,
aat2870_bl, &aat2870_bl_ops, &props);
bd = devm_backlight_device_register(&pdev->dev, "aat2870-backlight",
&pdev->dev, aat2870_bl, &aat2870_bl_ops,
&props);
if (IS_ERR(bd)) {
dev_err(&pdev->dev,
"Failed allocate memory for backlight device\n");
@ -194,13 +195,11 @@ static int aat2870_bl_probe(struct platform_device *pdev)
ret = aat2870_bl_update_status(bd);
if (ret < 0) {
dev_err(&pdev->dev, "Failed to initialize\n");
goto out_bl_dev_unregister;
return ret;
}
return 0;
out_bl_dev_unregister:
backlight_device_unregister(bd);
out:
return ret;
}
@ -214,8 +213,6 @@ static int aat2870_bl_remove(struct platform_device *pdev)
bd->props.brightness = 0;
backlight_update_status(bd);
backlight_device_unregister(bd);
return 0;
}