watchdog: digicolor_wdt: drop warning after registering device

The core will print out details now.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>

drivers/watchdog/digicolor_wdt.c

@@ -141,13 +141,7 @@ static int dc_wdt_probe(struct platform_device *pdev)
 	watchdog_set_restart_priority(&dc_wdt_wdd, 128);
 	watchdog_init_timeout(&dc_wdt_wdd, timeout, dev);
 	watchdog_stop_on_reboot(&dc_wdt_wdd);
-	ret = devm_watchdog_register_device(dev, &dc_wdt_wdd);
-	if (ret) {
-		dev_err(dev, "Failed to register watchdog device");
-		return ret;
-	}
-
-	return 0;
+	return devm_watchdog_register_device(dev, &dc_wdt_wdd);
 }
 
 static const struct of_device_id dc_wdt_of_match[] = {