diff --git a/drivers/staging/r8188eu/os_dep/usb_intf.c b/drivers/staging/r8188eu/os_dep/usb_intf.c
index 72556ac10d7d..bb85ab77fd26 100644
--- a/drivers/staging/r8188eu/os_dep/usb_intf.c
+++ b/drivers/staging/r8188eu/os_dep/usb_intf.c
@@ -129,13 +129,10 @@ static u8 rtw_init_intf_priv(struct dvobj_priv *dvobj)
 	return rst;
 }
 
-static u8 rtw_deinit_intf_priv(struct dvobj_priv *dvobj)
+static void rtw_deinit_intf_priv(struct dvobj_priv *dvobj)
 {
-	u8 rst = _SUCCESS;
-
 	kfree(dvobj->usb_alloc_vendor_req_buf);
 	_rtw_mutex_free(&dvobj->usb_vendor_req_mutex);
-	return rst;
 }
 
 static struct dvobj_priv *usb_dvobj_init(struct usb_interface *usb_intf)