Use devm_led_classdev_register() for led device registration and get rid of .remove callback to remove led device. This is done by managed device framework. Signed-off-by: Yang Yingliang <yangyingliang@xxxxxxxxxx> --- drivers/leds/leds-wm831x-status.c | 12 +----------- 1 file changed, 1 insertion(+), 11 deletions(-) diff --git a/drivers/leds/leds-wm831x-status.c b/drivers/leds/leds-wm831x-status.c index c48b80574f02..8ccd8b472572 100644 --- a/drivers/leds/leds-wm831x-status.c +++ b/drivers/leds/leds-wm831x-status.c @@ -269,7 +269,7 @@ static int wm831x_status_probe(struct platform_device *pdev) drvdata->cdev.blink_set = wm831x_status_blink_set; drvdata->cdev.groups = wm831x_status_groups; - ret = led_classdev_register(wm831x->dev, &drvdata->cdev); + ret = devm_led_classdev_register(wm831x->dev, &drvdata->cdev); if (ret < 0) { dev_err(&pdev->dev, "Failed to register LED: %d\n", ret); return ret; @@ -280,21 +280,11 @@ static int wm831x_status_probe(struct platform_device *pdev) return 0; } -static int wm831x_status_remove(struct platform_device *pdev) -{ - struct wm831x_status *drvdata = platform_get_drvdata(pdev); - - led_classdev_unregister(&drvdata->cdev); - - return 0; -} - static struct platform_driver wm831x_status_driver = { .driver = { .name = "wm831x-status", }, .probe = wm831x_status_probe, - .remove = wm831x_status_remove, }; module_platform_driver(wm831x_status_driver); -- 2.25.1