The patch titled
Subject: drivers/video/backlight/lm3533_bl.c: use devm_ functions
has been added to the -mm tree. Its filename is
drivers-video-backlight-lm3533_blc-use-devm_-functions.patch
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------------------------------------------------------
From: Jingoo Han <jg1.han@xxxxxxxxxxx>
Subject: drivers/video/backlight/lm3533_bl.c: use devm_ functions
The devm_ functions allocate memory that is released when a driver
detaches. This patch uses devm_kzalloc of these functions.
Signed-off-by: Jingoo Han <jg1.han@xxxxxxxxxxx>
Acked-by: Johan Hovold <jhovold@xxxxxxxxx>
Cc: Richard Purdie <rpurdie@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/video/backlight/lm3533_bl.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
diff -puN drivers/video/backlight/lm3533_bl.c~drivers-video-backlight-lm3533_blc-use-devm_-functions drivers/video/backlight/lm3533_bl.c
--- a/drivers/video/backlight/lm3533_bl.c~drivers-video-backlight-lm3533_blc-use-devm_-functions
+++ a/drivers/video/backlight/lm3533_bl.c
@@ -295,7 +295,7 @@ static int __devinit lm3533_bl_probe(str
return -EINVAL;
}
- bl = kzalloc(sizeof(*bl), GFP_KERNEL);
+ bl = devm_kzalloc(&pdev->dev, sizeof(*bl), GFP_KERNEL);
if (!bl) {
dev_err(&pdev->dev,
"failed to allocate memory for backlight\n");
@@ -317,8 +317,7 @@ static int __devinit lm3533_bl_probe(str
&lm3533_bl_ops, &props);
if (IS_ERR(bd)) {
dev_err(&pdev->dev, "failed to register backlight device\n");
- ret = PTR_ERR(bd);
- goto err_free;
+ return PTR_ERR(bd);
}
bl->bd = bd;
@@ -348,8 +347,6 @@ err_sysfs_remove:
sysfs_remove_group(&bd->dev.kobj, &lm3533_bl_attribute_group);
err_unregister:
backlight_device_unregister(bd);
-err_free:
- kfree(bl);
return ret;
}
@@ -367,7 +364,6 @@ static int __devexit lm3533_bl_remove(st
lm3533_ctrlbank_disable(&bl->cb);
sysfs_remove_group(&bd->dev.kobj, &lm3533_bl_attribute_group);
backlight_device_unregister(bd);
- kfree(bl);
return 0;
}
_
Subject: Subject: drivers/video/backlight/lm3533_bl.c: use devm_ functions
Patches currently in -mm which might be from jg1.han@xxxxxxxxxxx are
drivers-video-backlight-atmel-pwm-blc-use-devm_-functions.patch
drivers-video-backlight-ot200_blc-use-devm_-functions.patch
drivers-video-backlight-lm3533_blc-use-devm_-functions.patch
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