diff --git a/drivers/watchdog/loongson2_wdt.c b/drivers/watchdog/loongson2_wdt.c
index 3648e8c1c..01cbc63a8 100644
--- a/drivers/watchdog/loongson2_wdt.c
+++ b/drivers/watchdog/loongson2_wdt.c
@@ -147,14 +147,12 @@ err0:
 	return err;
 }
 
-static int ls2x_wdt_remove(struct platform_device *pdev)
+static void ls2x_wdt_remove(struct platform_device *pdev)
 {
 	struct ls2x_wdt_drvdata *drvdata = platform_get_drvdata(pdev);
 
 	watchdog_unregister_device(&drvdata->wdt);
 	clk_disable_unprepare(drvdata->clk);
-
-	return 0;
 }
 
 #ifdef CONFIG_OF