diff --git a/drivers/rtc/rtc-ds1511.c b/drivers/rtc/rtc-ds1511.c
index 25caada78398e76ee83d58507a6fed256eb306ef..062a1d11e3de03c78914fd27b12dab3628312d9a 100644
--- a/drivers/rtc/rtc-ds1511.c
+++ b/drivers/rtc/rtc-ds1511.c
@@ -631,7 +631,7 @@ ds1511_rtc_init(void)
  static void __exit
 ds1511_rtc_exit(void)
 {
-	return platform_driver_unregister(&ds1511_rtc_driver);
+	platform_driver_unregister(&ds1511_rtc_driver);
 }
 
 module_init(ds1511_rtc_init);