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path: root/drivers/leds/leds-wm831x-status.c
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Diffstat (limited to 'drivers/leds/leds-wm831x-status.c')
-rw-r--r--drivers/leds/leds-wm831x-status.c17
1 files changed, 3 insertions, 14 deletions
diff --git a/drivers/leds/leds-wm831x-status.c b/drivers/leds/leds-wm831x-status.c
index b1eb34c3e81..74a24cf897c 100644
--- a/drivers/leds/leds-wm831x-status.c
+++ b/drivers/leds/leds-wm831x-status.c
@@ -237,7 +237,8 @@ static int wm831x_status_probe(struct platform_device *pdev)
goto err;
}
- drvdata = kzalloc(sizeof(struct wm831x_status), GFP_KERNEL);
+ drvdata = devm_kzalloc(&pdev->dev, sizeof(struct wm831x_status),
+ GFP_KERNEL);
if (!drvdata)
return -ENOMEM;
dev_set_drvdata(&pdev->dev, drvdata);
@@ -300,7 +301,6 @@ static int wm831x_status_probe(struct platform_device *pdev)
err_led:
led_classdev_unregister(&drvdata->cdev);
- kfree(drvdata);
err:
return ret;
}
@@ -311,7 +311,6 @@ static int wm831x_status_remove(struct platform_device *pdev)
device_remove_file(drvdata->cdev.dev, &dev_attr_src);
led_classdev_unregister(&drvdata->cdev);
- kfree(drvdata);
return 0;
}
@@ -325,17 +324,7 @@ static struct platform_driver wm831x_status_driver = {
.remove = wm831x_status_remove,
};
-static int __devinit wm831x_status_init(void)
-{
- return platform_driver_register(&wm831x_status_driver);
-}
-module_init(wm831x_status_init);
-
-static void wm831x_status_exit(void)
-{
- platform_driver_unregister(&wm831x_status_driver);
-}
-module_exit(wm831x_status_exit);
+module_platform_driver(wm831x_status_driver);
MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
MODULE_DESCRIPTION("WM831x status LED driver");