在code/kernel-6.1/drivers/net/usb/usbnet.c文件中更
有几处地都可以改

最好在添加下面一行。但是要注意同时只能用一个usb网卡，多个不知道会怎么样
strcpy(dev->name,“eth1”); //第三处添加

usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
{struct usbnet			*dev;struct net_device		*net;struct usb_host_interface	*interface;const struct driver_info	*info;struct usb_device		*xdev;int				status;const char			*name;struct usb_driver 	*driver = to_usb_driver(udev->dev.driver);/* usbnet already took usb runtime pm, so have to enable the feature* for usb interface, otherwise usb_autopm_get_interface may return* failure if RUNTIME_PM is enabled.*/if (!driver->supports_autosuspend) {driver->supports_autosuspend = 1;pm_runtime_enable(&udev->dev);}name = udev->dev.driver->name;info = (const struct driver_info *) prod->driver_info;if (!info) {dev_dbg (&udev->dev, "blacklisted by %s\n", name);return -ENODEV;}xdev = interface_to_usbdev (udev);interface = udev->cur_altsetting;status = -ENOMEM;// set up our own recordsnet = alloc_etherdev(sizeof(*dev));if (!net)goto out;/* netdev_printk() needs this so do it as early as possible */SET_NETDEV_DEV(net, &udev->dev);dev = netdev_priv(net);dev->udev = xdev;dev->intf = udev;dev->driver_info = info;dev->driver_name = name;dev->rx_speed = SPEED_UNSET;dev->tx_speed = SPEED_UNSET;net->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats);if (!net->tstats)goto out0;dev->msg_enable = netif_msg_init (msg_level, NETIF_MSG_DRV| NETIF_MSG_PROBE | NETIF_MSG_LINK);init_waitqueue_head(&dev->wait);skb_queue_head_init (&dev->rxq);skb_queue_head_init (&dev->txq);skb_queue_head_init (&dev->done);skb_queue_head_init(&dev->rxq_pause);tasklet_setup(&dev->bh, usbnet_bh_tasklet);INIT_WORK (&dev->kevent, usbnet_deferred_kevent);init_usb_anchor(&dev->deferred);timer_setup(&dev->delay, usbnet_bh, 0);mutex_init (&dev->phy_mutex);mutex_init(&dev->interrupt_mutex);dev->interrupt_count = 0;dev->net = net;strscpy(net->name, "usb%d", sizeof(net->name)); 			//第一次处eth_hw_addr_set(net, node_id);/* rx and tx sides can use different message sizes;* bind() should set rx_urb_size in that case.*/dev->hard_mtu = net->mtu + net->hard_header_len;net->min_mtu = 0;net->max_mtu = ETH_MAX_MTU;net->netdev_ops = &usbnet_netdev_ops;net->watchdog_timeo = TX_TIMEOUT_JIFFIES;net->ethtool_ops = &usbnet_ethtool_ops;// allow device-specific bind/init procedures// NOTE net->name still not usable ...if (info->bind) {status = info->bind (dev, udev);if (status < 0)goto out1;// heuristic:  "usb%d" for links we know are two-host,// else "eth%d" when there's reasonable doubt.  userspace// can rename the link if it knows better.if ((dev->driver_info->flags & FLAG_ETHER) != 0 &&((dev->driver_info->flags & FLAG_POINTTOPOINT) == 0 ||(net->dev_addr [0] & 0x02) == 0))strscpy(net->name, "eth%d", sizeof(net->name)); 			//第二处 /* WLAN devices should always be named "wlan%d" */if ((dev->driver_info->flags & FLAG_WLAN) != 0)strscpy(net->name, "wlan%d", sizeof(net->name));/* WWAN devices should always be named "wwan%d" */if ((dev->driver_info->flags & FLAG_WWAN) != 0)strscpy(net->name, "wwan%d", sizeof(net->name));/* devices that cannot do ARP */if ((dev->driver_info->flags & FLAG_NOARP) != 0)net->flags |= IFF_NOARP;/* maybe the remote can't receive an Ethernet MTU */if (net->mtu > (dev->hard_mtu - net->hard_header_len))net->mtu = dev->hard_mtu - net->hard_header_len;} else if (!info->in || !info->out)status = usbnet_get_endpoints (dev, udev);else {u8 ep_addrs[3] = {info->in + USB_DIR_IN, info->out + USB_DIR_OUT, 0};dev->in = usb_rcvbulkpipe (xdev, info->in);dev->out = usb_sndbulkpipe (xdev, info->out);if (!(info->flags & FLAG_NO_SETINT))status = usb_set_interface (xdev,interface->desc.bInterfaceNumber,interface->desc.bAlternateSetting);elsestatus = 0;if (status == 0 && !usb_check_bulk_endpoints(udev, ep_addrs))status = -EINVAL;}if (status >= 0 && dev->status)status = init_status (dev, udev);if (status < 0)goto out3;if (!dev->rx_urb_size)dev->rx_urb_size = dev->hard_mtu;dev->maxpacket = usb_maxpacket(dev->udev, dev->out);if (dev->maxpacket == 0) {/* that is a broken device */status = -ENODEV;goto out4;}/* let userspace know we have a random address */if (ether_addr_equal(net->dev_addr, node_id))net->addr_assign_type = NET_ADDR_RANDOM;if ((dev->driver_info->flags & FLAG_WLAN) != 0)SET_NETDEV_DEVTYPE(net, &wlan_type);if ((dev->driver_info->flags & FLAG_WWAN) != 0)SET_NETDEV_DEVTYPE(net, &wwan_type);/* initialize max rx_qlen and tx_qlen */usbnet_update_max_qlen(dev);if (dev->can_dma_sg && !(info->flags & FLAG_SEND_ZLP) &&!(info->flags & FLAG_MULTI_PACKET)) {dev->padding_pkt = kzalloc(1, GFP_KERNEL);if (!dev->padding_pkt) {status = -ENOMEM;goto out4;}}status = register_netdev (net);strcpy(dev->name,"eth1"); 							//第三处添加if (status)goto out5;netif_info(dev, probe, dev->net,"register '%s' at usb-%s-%s, %s, %pM\n",udev->dev.driver->name,xdev->bus->bus_name, xdev->devpath,dev->driver_info->description,net->dev_addr);// ok, it's ready to go.usb_set_intfdata (udev, dev);