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path: root/drivers/video/backlight/platform_lcd.c
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Diffstat (limited to 'drivers/video/backlight/platform_lcd.c')
-rw-r--r--drivers/video/backlight/platform_lcd.c22
1 files changed, 5 insertions, 17 deletions
diff --git a/drivers/video/backlight/platform_lcd.c b/drivers/video/backlight/platform_lcd.c
index 302330acf628..f0bf491ed087 100644
--- a/drivers/video/backlight/platform_lcd.c
+++ b/drivers/video/backlight/platform_lcd.c
@@ -85,7 +85,8 @@ static int __devinit platform_lcd_probe(struct platform_device *pdev)
return -EINVAL;
}
- plcd = kzalloc(sizeof(struct platform_lcd), GFP_KERNEL);
+ plcd = devm_kzalloc(&pdev->dev, sizeof(struct platform_lcd),
+ GFP_KERNEL);
if (!plcd) {
dev_err(dev, "no memory for state\n");
return -ENOMEM;
@@ -98,7 +99,7 @@ static int __devinit platform_lcd_probe(struct platform_device *pdev)
if (IS_ERR(plcd->lcd)) {
dev_err(dev, "cannot register lcd device\n");
err = PTR_ERR(plcd->lcd);
- goto err_mem;
+ goto err;
}
platform_set_drvdata(pdev, plcd);
@@ -106,8 +107,7 @@ static int __devinit platform_lcd_probe(struct platform_device *pdev)
return 0;
- err_mem:
- kfree(plcd);
+ err:
return err;
}
@@ -116,7 +116,6 @@ static int __devexit platform_lcd_remove(struct platform_device *pdev)
struct platform_lcd *plcd = platform_get_drvdata(pdev);
lcd_device_unregister(plcd->lcd);
- kfree(plcd);
return 0;
}
@@ -157,18 +156,7 @@ static struct platform_driver platform_lcd_driver = {
.resume = platform_lcd_resume,
};
-static int __init platform_lcd_init(void)
-{
- return platform_driver_register(&platform_lcd_driver);
-}
-
-static void __exit platform_lcd_cleanup(void)
-{
- platform_driver_unregister(&platform_lcd_driver);
-}
-
-module_init(platform_lcd_init);
-module_exit(platform_lcd_cleanup);
+module_platform_driver(platform_lcd_driver);
MODULE_AUTHOR("Ben Dooks <ben-linux@fluff.org>");
MODULE_LICENSE("GPL v2");