diff --git a/drivers/staging/rtl8712/usb_intf.c b/drivers/staging/rtl8712/usb_intf.c
index ee4c61f85a07..ae44ddf717fd 100644
--- a/drivers/staging/rtl8712/usb_intf.c
+++ b/drivers/staging/rtl8712/usb_intf.c
@@ -391,7 +391,7 @@ static int r871xu_drv_init(struct usb_interface *pusb_intf,
 	/* step 5. read efuse/eeprom data and get mac_addr */
 	{
 		int i, offset;
-		u8 mac[6];
+		u8 mac[6] = {0, 0, 0, 0, 0, 0};
 		u8 tmpU1b, AutoloadFail, eeprom_CustomerID;
 		u8 *pdata = padapter->eeprompriv.efuse_eeprom_data;
 
diff --git a/drivers/staging/rtl8712/usb_ops.c b/drivers/staging/rtl8712/usb_ops.c
index e64845e6adf3..751f363ab3c3 100644
--- a/drivers/staging/rtl8712/usb_ops.c
+++ b/drivers/staging/rtl8712/usb_ops.c
@@ -29,7 +29,7 @@ static u8 usb_read8(struct intf_hdl *intfhdl, u32 addr)
 	u16 wvalue;
 	u16 index;
 	u16 len;
-	__le32 data;
+	__le32 data = 0;
 	struct intf_priv *intfpriv = intfhdl->pintfpriv;
 
 	request = 0x05;