174 		result = ifa->ifa_dev->dev;  in __ip_dev_find()
191 		    net_eq(dev_net(ifa->ifa_dev->dev), net))  in inet_lookup_ifaddr_rcu()
247 	struct net_device *dev = idev->dev;  in in_dev_finish_destroy()  local
252 	pr_debug("%s: %p=%s\n", __func__, idev, dev ? dev->name : "NIL");  in in_dev_finish_destroy()
254 	netdev_put(dev, &idev->dev_tracker);  in in_dev_finish_destroy()
262 static struct in_device *inetdev_init(struct net_device *dev)  in inetdev_init()  argument
272 	memcpy(&in_dev->cnf, dev_net(dev)->ipv4.devconf_dflt,  in inetdev_init()
275 	in_dev->dev = dev;  in inetdev_init()
276 	in_dev->arp_parms = neigh_parms_alloc(dev, &arp_tbl);  in inetdev_init()
280 		dev_disable_lro(dev);  in inetdev_init()
282 	netdev_hold(dev, &in_dev->dev_tracker, GFP_KERNEL);  in inetdev_init()
295 	if (dev->flags & IFF_UP)  in inetdev_init()
299 	rcu_assign_pointer(dev->ip_ptr, in_dev);  in inetdev_init()
310 	struct net_device *dev;  in inetdev_destroy()  local
315 	dev = in_dev->dev;  in inetdev_destroy()
326 	RCU_INIT_POINTER(dev->ip_ptr, NULL);  in inetdev_destroy()
330 	arp_ifdown(dev);  in inetdev_destroy()
547 	inet_hash_insert(dev_net(in_dev->dev), ifa);  in __inet_insert_ifa()
566 static int inet_set_ifa(struct net_device *dev, struct in_ifaddr *ifa)  in inet_set_ifa()  argument
568 	struct in_device *in_dev = __in_dev_get_rtnl(dev);  in inet_set_ifa()
593 	struct net_device *dev;  in inetdev_by_index()  local
597 	dev = dev_get_by_index_rcu(net, ifindex);  in inetdev_by_index()
598 	if (dev)  in inetdev_by_index()
599 		in_dev = rcu_dereference_rtnl(dev->ip_ptr);  in inetdev_by_index()
627 		.imr_ifindex = ifa->ifa_dev->dev->ifindex,  in ip_mc_autojoin_config()
834 	struct net_device *dev;  in rtm_to_ifaddr()  local
856 	dev = __dev_get_by_index(net, ifm->ifa_index);  in rtm_to_ifaddr()
858 	if (!dev) {  in rtm_to_ifaddr()
863 	in_dev = __in_dev_get_rtnl(dev);  in rtm_to_ifaddr()
900 		memcpy(ifa->ifa_label, dev->name, IFNAMSIZ);  in rtm_to_ifaddr()
1040 	struct net_device *dev;  in devinet_ioctl()  local
1094 	dev = __dev_get_by_name(net, ifr->ifr_name);  in devinet_ioctl()
1095 	if (!dev)  in devinet_ioctl()
1101 	in_dev = __in_dev_get_rtnl(dev);  in devinet_ioctl()
1167 		ret = dev_change_flags(dev, ifr->ifr_flags, NULL);  in devinet_ioctl()
1184 				memcpy(ifa->ifa_label, dev->name, IFNAMSIZ);  in devinet_ioctl()
1196 		if (!(dev->flags & IFF_POINTOPOINT)) {  in devinet_ioctl()
1199 			if ((dev->flags & IFF_BROADCAST) &&  in devinet_ioctl()
1208 		ret = inet_set_ifa(dev, ifa);  in devinet_ioctl()
1254 			if ((dev->flags & IFF_BROADCAST) &&  in devinet_ioctl()
1271 int inet_gifconf(struct net_device *dev, char __user *buf, int len, int size)  in inet_gifconf()  argument
1273 	struct in_device *in_dev = __in_dev_get_rtnl(dev);  in inet_gifconf()
1325 __be32 inet_select_addr(const struct net_device *dev, __be32 dst, int scope)  in inet_select_addr()  argument
1331 	struct net *net = dev_net(dev);  in inet_select_addr()
1335 	in_dev = __in_dev_get_rcu(dev);  in inet_select_addr()
1358 	master_idx = l3mdev_master_ifindex_rcu(dev);  in inet_select_addr()
1366 	    (dev = dev_get_by_index_rcu(net, master_idx)) &&  in inet_select_addr()
1367 	    (in_dev = __in_dev_get_rcu(dev))) {  in inet_select_addr()
1377 	for_each_netdev_rcu(net, dev) {  in inet_select_addr()
1378 		if (l3mdev_master_ifindex_rcu(dev) != master_idx)  in inet_select_addr()
1381 		in_dev = __in_dev_get_rcu(dev);  in inet_select_addr()
1451 	struct net_device *dev;  in inet_confirm_addr()  local
1457 	for_each_netdev_rcu(net, dev) {  in inet_confirm_addr()
1458 		in_dev = __in_dev_get_rcu(dev);  in inet_confirm_addr()
1503 static void inetdev_changename(struct net_device *dev, struct in_device *in_dev)  in inetdev_changename()  argument
1512 		memcpy(ifa->ifa_label, dev->name, IFNAMSIZ);  in inetdev_changename()
1520 		if (strlen(dot) + strlen(dev->name) < IFNAMSIZ)  in inetdev_changename()
1529 static void inetdev_send_gratuitous_arp(struct net_device *dev,  in inetdev_send_gratuitous_arp()  argument
1537 			 ifa->ifa_local, dev,  in inetdev_send_gratuitous_arp()
1539 			 dev->dev_addr, NULL);  in inetdev_send_gratuitous_arp()
1548 	struct net_device *dev = netdev_notifier_info_to_dev(ptr);  in inetdev_event()  local
1549 	struct in_device *in_dev = __in_dev_get_rtnl(dev);  in inetdev_event()
1555 			in_dev = inetdev_init(dev);  in inetdev_event()
1558 			if (dev->flags & IFF_LOOPBACK) {  in inetdev_event()
1564 			if (inetdev_valid_mtu(dev->mtu))  in inetdev_event()
1565 				in_dev = inetdev_init(dev);  in inetdev_event()
1573 		RCU_INIT_POINTER(dev->ip_ptr, NULL);  in inetdev_event()
1576 		if (!inetdev_valid_mtu(dev->mtu))  in inetdev_event()
1578 		if (dev->flags & IFF_LOOPBACK) {  in inetdev_event()
1590 				memcpy(ifa->ifa_label, dev->name, IFNAMSIZ);  in inetdev_event()
1606 		inetdev_send_gratuitous_arp(dev, in_dev);  in inetdev_event()
1618 		if (inetdev_valid_mtu(dev->mtu))  in inetdev_event()
1629 		inetdev_changename(dev, in_dev);  in inetdev_event()
1691 	ifm->ifa_index = ifa->ifa_dev->dev->ifindex;  in inet_fill_ifaddr()
1843 	struct net_device *dev;  in inet_dump_ifaddr()  local
1860 			dev = __dev_get_by_index(tgt_net, fillargs.ifindex);  in inet_dump_ifaddr()
1861 			if (!dev) {  in inet_dump_ifaddr()
1866 			in_dev = __in_dev_get_rtnl(dev);  in inet_dump_ifaddr()
1881 		hlist_for_each_entry_rcu(dev, head, index_hlist) {  in inet_dump_ifaddr()
1886 			in_dev = __in_dev_get_rcu(dev);  in inet_dump_ifaddr()
1926 	net = dev_net(ifa->ifa_dev->dev);  in rtmsg_ifa()
1945 static size_t inet_get_link_af_size(const struct net_device *dev,  in inet_get_link_af_size()  argument
1948 	struct in_device *in_dev = rcu_dereference_rtnl(dev->ip_ptr);  in inet_get_link_af_size()
1956 static int inet_fill_link_af(struct sk_buff *skb, const struct net_device *dev,  in inet_fill_link_af()  argument
1959 	struct in_device *in_dev = rcu_dereference_rtnl(dev->ip_ptr);  in inet_fill_link_af()
1980 static int inet_validate_link_af(const struct net_device *dev,  in inet_validate_link_af()  argument
1987 	if (dev && !__in_dev_get_rtnl(dev))  in inet_validate_link_af()
2010 static int inet_set_link_af(struct net_device *dev, const struct nlattr *nla,  in inet_set_link_af()  argument
2013 	struct in_device *in_dev = __in_dev_get_rtnl(dev);  in inet_set_link_af()
2035 	bool all = false;  in inet_netconf_msgsize_devconf()  local
2038 		all = true;  in inet_netconf_msgsize_devconf()
2040 	if (all || type == NETCONFA_FORWARDING)  in inet_netconf_msgsize_devconf()
2042 	if (all || type == NETCONFA_RP_FILTER)  in inet_netconf_msgsize_devconf()
2044 	if (all || type == NETCONFA_MC_FORWARDING)  in inet_netconf_msgsize_devconf()
2046 	if (all || type == NETCONFA_BC_FORWARDING)  in inet_netconf_msgsize_devconf()
2048 	if (all || type == NETCONFA_PROXY_NEIGH)  in inet_netconf_msgsize_devconf()
2050 	if (all || type == NETCONFA_IGNORE_ROUTES_WITH_LINKDOWN)  in inet_netconf_msgsize_devconf()
2063 	bool all = false;  in inet_netconf_fill_devconf()  local
2071 		all = true;  in inet_netconf_fill_devconf()
2082 	if ((all || type == NETCONFA_FORWARDING) &&  in inet_netconf_fill_devconf()
2086 	if ((all || type == NETCONFA_RP_FILTER) &&  in inet_netconf_fill_devconf()
2090 	if ((all || type == NETCONFA_MC_FORWARDING) &&  in inet_netconf_fill_devconf()
2094 	if ((all || type == NETCONFA_BC_FORWARDING) &&  in inet_netconf_fill_devconf()
2098 	if ((all || type == NETCONFA_PROXY_NEIGH) &&  in inet_netconf_fill_devconf()
2102 	if ((all || type == NETCONFA_IGNORE_ROUTES_WITH_LINKDOWN) &&  in inet_netconf_fill_devconf()
2197 	struct net_device *dev;  in inet_netconf_get_devconf()  local
2218 		dev = __dev_get_by_index(net, ifindex);  in inet_netconf_get_devconf()
2219 		if (!dev)  in inet_netconf_get_devconf()
2221 		in_dev = __in_dev_get_rtnl(dev);  in inet_netconf_get_devconf()
2255 	struct net_device *dev;  in inet_netconf_dump_devconf()  local
2283 		hlist_for_each_entry_rcu(dev, head, index_hlist) {  in inet_netconf_dump_devconf()
2286 			in_dev = __in_dev_get_rcu(dev);  in inet_netconf_dump_devconf()
2290 			if (inet_netconf_fill_devconf(skb, dev->ifindex,  in inet_netconf_dump_devconf()
2339 	struct net_device *dev;  in devinet_copy_dflt_conf()  local
2342 	for_each_netdev_rcu(net, dev) {  in devinet_copy_dflt_conf()
2345 		in_dev = __in_dev_get_rcu(dev);  in devinet_copy_dflt_conf()
2355 	struct net_device *dev;  in inet_forward_change()  local
2369 	for_each_netdev(net, dev) {  in inet_forward_change()
2373 			dev_disable_lro(dev);  in inet_forward_change()
2375 		in_dev = __in_dev_get_rtnl(dev);  in inet_forward_change()
2380 						    dev->ifindex, &in_dev->cnf);  in inet_forward_change()
2394 		return idev->dev->ifindex;  in devinet_conf_ifindex()
2479 					dev_disable_lro(idev->dev);  in devinet_sysctl_forward()
2482 							    idev->dev->ifindex,  in devinet_sysctl_forward()
2641 	if (!sysctl_dev_name_is_allowed(idev->dev->name))  in devinet_sysctl_register()
2644 	err = neigh_sysctl_register(idev->dev, idev->arp_parms, NULL);  in devinet_sysctl_register()
2647 	err = __devinet_sysctl_register(dev_net(idev->dev), idev->dev->name,  in devinet_sysctl_register()
2648 					idev->dev->ifindex, &idev->cnf);  in devinet_sysctl_register()
2656 	struct net *net = dev_net(idev->dev);  in devinet_sysctl_unregister()
2658 	__devinet_sysctl_unregister(net, &idev->cnf, idev->dev->ifindex);  in devinet_sysctl_unregister()
2680 	struct ipv4_devconf *all, *dflt;  in devinet_init_net()  local
2687 	all = kmemdup(&ipv4_devconf, sizeof(ipv4_devconf), GFP_KERNEL);  in devinet_init_net()
2688 	if (!all)  in devinet_init_net()
2700 	tbl[0].data = &all->data[IPV4_DEVCONF_FORWARDING - 1];  in devinet_init_net()
2701 	tbl[0].extra1 = all;  in devinet_init_net()
2709 			memcpy(all, current->nsproxy->net_ns->ipv4.devconf_all,  in devinet_init_net()
2718 			memcpy(all, init_net.ipv4.devconf_all,  in devinet_init_net()
2730 	err = __devinet_sysctl_register(net, "all", NETCONFA_IFINDEX_ALL, all);  in devinet_init_net()
2747 	net->ipv4.devconf_all = all;  in devinet_init_net()
2755 	__devinet_sysctl_unregister(net, all, NETCONFA_IFINDEX_ALL);  in devinet_init_net()
2762 	kfree(all);  in devinet_init_net()