static int vl600_bind(struct usbnet *dev, struct usb_interface *intf) { int ret; struct vl600_state *s = kzalloc(sizeof(struct vl600_state), GFP_KERNEL); if (!s) return -ENOMEM; ret = usbnet_cdc_bind(dev, intf); if (ret) { kfree(s); return ret; } dev->driver_priv = s; /* ARP packets don't go through, but they're also of no use. The * subnet has only two hosts anyway: us and the gateway / DHCP * server (probably simulated by modem firmware or network operator) * whose address changes everytime we connect to the intarwebz and * who doesn't bother answering ARP requests either. So hardware * addresses have no meaning, the destination and the source of every * packet depend only on whether it is on the IN or OUT endpoint. */ dev->net->flags |= IFF_NOARP; /* IPv6 NDP relies on multicast. Enable it by default. */ dev->net->flags |= IFF_MULTICAST; return ret; }
static int usbnet_cdc_zte_bind(struct usbnet *dev, struct usb_interface *intf) { int status = usbnet_cdc_bind(dev, intf); if (!status && (dev->net->dev_addr[0] & 0x02)) eth_hw_addr_random(dev->net); return status; }
static int r8152_bind(struct usbnet *dev, struct usb_interface *intf) { int status; status = usbnet_cdc_bind(dev, intf); if (status < 0) return status; dev->mii.dev = dev->net; dev->mii.mdio_read = r815x_mdio_read; dev->mii.mdio_write = r815x_mdio_write; dev->mii.phy_id_mask = 0x3f; dev->mii.reg_num_mask = 0x1f; dev->mii.phy_id = R815x_PHY_ID; dev->mii.supports_gmii = 0; return status; }