21 static int dev_ifname(struct net *net, struct ifreq *ifr)  in dev_ifname()  argument
23 	ifr->ifr_name[IFNAMSIZ-1] = 0;  in dev_ifname()
24 	return netdev_get_name(net, ifr->ifr_name, ifr->ifr_ifindex);  in dev_ifname()
103 static int dev_ifsioc_locked(struct net *net, struct ifreq *ifr, unsigned int cmd)  in dev_ifsioc_locked()  argument
106 	struct net_device *dev = dev_get_by_name_rcu(net, ifr->ifr_name);  in dev_ifsioc_locked()
113 		ifr->ifr_flags = (short) dev_get_flags(dev);  in dev_ifsioc_locked()
118 		ifr->ifr_metric = 0;  in dev_ifsioc_locked()
122 		ifr->ifr_mtu = dev->mtu;  in dev_ifsioc_locked()
130 		ifr->ifr_map.mem_start = dev->mem_start;  in dev_ifsioc_locked()
131 		ifr->ifr_map.mem_end   = dev->mem_end;  in dev_ifsioc_locked()
132 		ifr->ifr_map.base_addr = dev->base_addr;  in dev_ifsioc_locked()
133 		ifr->ifr_map.irq       = dev->irq;  in dev_ifsioc_locked()
134 		ifr->ifr_map.dma       = dev->dma;  in dev_ifsioc_locked()
135 		ifr->ifr_map.port      = dev->if_port;  in dev_ifsioc_locked()
139 		ifr->ifr_ifindex = dev->ifindex;  in dev_ifsioc_locked()
143 		ifr->ifr_qlen = dev->tx_queue_len;  in dev_ifsioc_locked()
158 static int net_hwtstamp_validate(struct ifreq *ifr)  in net_hwtstamp_validate()  argument
166 	if (copy_from_user(&cfg, ifr->ifr_data, sizeof(cfg)))  in net_hwtstamp_validate()
213 static int dev_ifsioc(struct net *net, struct ifreq *ifr, unsigned int cmd)  in dev_ifsioc()  argument
216 	struct net_device *dev = __dev_get_by_name(net, ifr->ifr_name);  in dev_ifsioc()
226 		return dev_change_flags(dev, ifr->ifr_flags, NULL);  in dev_ifsioc()
233 		return dev_set_mtu(dev, ifr->ifr_mtu);  in dev_ifsioc()
238 		return dev_set_mac_address_user(dev, &ifr->ifr_hwaddr, NULL);  in dev_ifsioc()
241 		if (ifr->ifr_hwaddr.sa_family != dev->type)  in dev_ifsioc()
243 		memcpy(dev->broadcast, ifr->ifr_hwaddr.sa_data,  in dev_ifsioc()
244 		       min(sizeof(ifr->ifr_hwaddr.sa_data),  in dev_ifsioc()
253 			return ops->ndo_set_config(dev, &ifr->ifr_map);  in dev_ifsioc()
259 		    ifr->ifr_hwaddr.sa_family != AF_UNSPEC)  in dev_ifsioc()
263 		return dev_mc_add_global(dev, ifr->ifr_hwaddr.sa_data);  in dev_ifsioc()
267 		    ifr->ifr_hwaddr.sa_family != AF_UNSPEC)  in dev_ifsioc()
271 		return dev_mc_del_global(dev, ifr->ifr_hwaddr.sa_data);  in dev_ifsioc()
274 		if (ifr->ifr_qlen < 0)  in dev_ifsioc()
276 		return dev_change_tx_queue_len(dev, ifr->ifr_qlen);  in dev_ifsioc()
279 		ifr->ifr_newname[IFNAMSIZ-1] = '\0';  in dev_ifsioc()
280 		return dev_change_name(dev, ifr->ifr_newname);  in dev_ifsioc()
283 		err = net_hwtstamp_validate(ifr);  in dev_ifsioc()
311 					err = ops->ndo_do_ioctl(dev, ifr, cmd);  in dev_ifsioc()
367 int dev_ioctl(struct net *net, unsigned int cmd, struct ifreq *ifr, bool *need_copyout)  in dev_ioctl()  argument
375 		return dev_ifname(net, ifr);  in dev_ioctl()
377 	ifr->ifr_name[IFNAMSIZ-1] = 0;  in dev_ioctl()
379 	colon = strchr(ifr->ifr_name, ':');  in dev_ioctl()
389 		dev_load(net, ifr->ifr_name);  in dev_ioctl()
390 		ret = dev_get_mac_address(&ifr->ifr_hwaddr, net, ifr->ifr_name);  in dev_ioctl()
407 		dev_load(net, ifr->ifr_name);  in dev_ioctl()
409 		ret = dev_ifsioc_locked(net, ifr, cmd);  in dev_ioctl()
416 		dev_load(net, ifr->ifr_name);  in dev_ioctl()
418 		ret = dev_ethtool(net, ifr);  in dev_ioctl()
433 		dev_load(net, ifr->ifr_name);  in dev_ioctl()
437 		ret = dev_ifsioc(net, ifr, cmd);  in dev_ioctl()
481 		dev_load(net, ifr->ifr_name);  in dev_ioctl()
483 		ret = dev_ifsioc(net, ifr, cmd);  in dev_ioctl()
506 			dev_load(net, ifr->ifr_name);  in dev_ioctl()
508 			ret = dev_ifsioc(net, ifr, cmd);  in dev_ioctl()