diff --git a/drivers/usb/host/r8a66597-hcd.c b/drivers/usb/host/r8a66597-hcd.c
index d60f198..40a1de4 100644
--- a/drivers/usb/host/r8a66597-hcd.c
+++ b/drivers/usb/host/r8a66597-hcd.c
@@ -2208,8 +2208,6 @@
 clean_up:
 	if (reg)
 		iounmap(reg);
-	if (res)
-		release_mem_region(res->start, 1);
 
 	return ret;
 }