diff --git a/drivers/net/usb/smsc75xx.c b/drivers/net/usb/smsc75xx.c
index 187d01ccb97367099b04ce40f8b44fe2824293d5..a2349483cd2ab1d36ac9eb5a192215ad23d93ba2 100644
--- a/drivers/net/usb/smsc75xx.c
+++ b/drivers/net/usb/smsc75xx.c
@@ -1051,6 +1051,7 @@ static int smsc75xx_bind(struct usbnet *dev, struct usb_interface *intf)
 	dev->net->ethtool_ops = &smsc75xx_ethtool_ops;
 	dev->net->flags |= IFF_MULTICAST;
 	dev->net->hard_header_len += SMSC75XX_TX_OVERHEAD;
+	dev->hard_mtu = dev->net->mtu + dev->net->hard_header_len;
 	return 0;
 }