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Subject[PATCH 02/22] backlight: aat2870: use devm_backlight_device_register()
Date
Use devm_backlight_device_register() to make cleanup paths simpler.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
---
drivers/video/backlight/aat2870_bl.c | 11 ++++-------
1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/drivers/video/backlight/aat2870_bl.c b/drivers/video/backlight/aat2870_bl.c
index c68232b..ee0c0a9 100644
--- a/drivers/video/backlight/aat2870_bl.c
+++ b/drivers/video/backlight/aat2870_bl.c
@@ -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;
}

--
1.7.10.4



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