diff --git a/drivers/net/usb/ax88172a.c b/drivers/net/usb/ax88172a.c
index 011bd4cb546e..cc9f1356c5d8 100644
--- a/drivers/net/usb/ax88172a.c
+++ b/drivers/net/usb/ax88172a.c
@@ -183,7 +183,7 @@ static int ax88172a_reset_phy(struct usbnet *dev, int embd_phy)
 static int ax88172a_bind(struct usbnet *dev, struct usb_interface *intf)
 {
 	int ret;
-	u8 buf[ETH_ALEN];
+	u8 buf[ETH_ALEN] = {0};
 	struct ax88172a_private *priv;
 
 	usbnet_get_endpoints(dev, intf);