diff --git a/drivers/net/usb/asix_devices.c b/drivers/net/usb/asix_devices.c
index c9bc96310ed4..f514d19316b1 100644
--- a/drivers/net/usb/asix_devices.c
+++ b/drivers/net/usb/asix_devices.c
@@ -230,6 +230,7 @@ static int ax88172_bind(struct usbnet *dev, struct usb_interface *intf)
 	int i;
 	unsigned long gpio_bits = dev->driver_info->data;
 
+	memset(buf, 0, sizeof(buf));
 	usbnet_get_endpoints(dev,intf);
 
 	/* Toggle the GPIOs in a manufacturer/model specific way */
@@ -681,6 +682,7 @@ static int ax88772_bind(struct usbnet *dev, struct usb_interface *intf)
 	u32 phyid;
 	struct asix_common_private *priv;
 
+	memset(buf, 0, sizeof(buf));
 	usbnet_get_endpoints(dev, intf);
 
 	/* Maybe the boot loader passed the MAC address via device tree */
@@ -1063,6 +1065,7 @@ static int ax88178_bind(struct usbnet *dev, struct usb_interface *intf)
 	int ret;
 	u8 buf[ETH_ALEN];
 
+	memset(buf, 0, sizeof(buf));
 	usbnet_get_endpoints(dev,intf);
 
 	/* Get the MAC address */