diff --git a/drivers/net/usb/asix_devices.c b/drivers/net/usb/asix_devices.c
index 3d93993e74da..b588a39e1a90 100644
--- a/drivers/net/usb/asix_devices.c
+++ b/drivers/net/usb/asix_devices.c
@@ -693,6 +693,7 @@ 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 */