898 					   const struct ifinfomsg *ifm)  in rtnl_dev_combine_flags()  argument
900 	unsigned int flags = ifm->ifi_flags;  in rtnl_dev_combine_flags()
903 	if (ifm->ifi_change)  in rtnl_dev_combine_flags()
904 		flags = (flags & ifm->ifi_change) |  in rtnl_dev_combine_flags()
905 			(rtnl_dev_get_flags(dev) & ~ifm->ifi_change);  in rtnl_dev_combine_flags()
1784 	struct ifinfomsg *ifm;  in rtnl_fill_ifinfo()  local
1789 	nlh = nlmsg_put(skb, pid, seq, type, sizeof(*ifm), flags);  in rtnl_fill_ifinfo()
1793 	ifm = nlmsg_data(nlh);  in rtnl_fill_ifinfo()
1794 	ifm->ifi_family = AF_UNSPEC;  in rtnl_fill_ifinfo()
1795 	ifm->__ifi_pad = 0;  in rtnl_fill_ifinfo()
1796 	ifm->ifi_type = dev->type;  in rtnl_fill_ifinfo()
1797 	ifm->ifi_index = dev->ifindex;  in rtnl_fill_ifinfo()
1798 	ifm->ifi_flags = dev_get_flags(dev);  in rtnl_fill_ifinfo()
1799 	ifm->ifi_change = change;  in rtnl_fill_ifinfo()
2131 		struct ifinfomsg *ifm;  in rtnl_valid_dump_ifinfo_req()  local
2133 		if (nlh->nlmsg_len < nlmsg_msg_size(sizeof(*ifm))) {  in rtnl_valid_dump_ifinfo_req()
2138 		ifm = nlmsg_data(nlh);  in rtnl_valid_dump_ifinfo_req()
2139 		if (ifm->__ifi_pad || ifm->ifi_type || ifm->ifi_flags ||  in rtnl_valid_dump_ifinfo_req()
2140 		    ifm->ifi_change) {  in rtnl_valid_dump_ifinfo_req()
2144 		if (ifm->ifi_index) {  in rtnl_valid_dump_ifinfo_req()
2149 		return nlmsg_parse_deprecated_strict(nlh, sizeof(*ifm), tb,  in rtnl_valid_dump_ifinfo_req()
2748 		      struct net_device *dev, struct ifinfomsg *ifm,  in do_setlink()  argument
2852 	if (ifm->ifi_index > 0 && ifname[0]) {  in do_setlink()
2879 	if (ifm->ifi_flags || ifm->ifi_change) {  in do_setlink()
2880 		err = dev_change_flags(dev, rtnl_dev_combine_flags(dev, ifm),  in do_setlink()
3144 	struct ifinfomsg *ifm;  in rtnl_setlink()  local
3149 	err = nlmsg_parse_deprecated(nlh, sizeof(*ifm), tb, IFLA_MAX,  in rtnl_setlink()
3159 	ifm = nlmsg_data(nlh);  in rtnl_setlink()
3160 	if (ifm->ifi_index > 0)  in rtnl_setlink()
3161 		dev = __dev_get_by_index(net, ifm->ifi_index);  in rtnl_setlink()
3176 	err = do_setlink(skb, dev, ifm, extack, tb, 0);  in rtnl_setlink()
3240 	struct ifinfomsg *ifm;  in rtnl_dellink()  local
3245 	err = nlmsg_parse_deprecated(nlh, sizeof(*ifm), tb, IFLA_MAX,  in rtnl_dellink()
3262 	ifm = nlmsg_data(nlh);  in rtnl_dellink()
3263 	if (ifm->ifi_index > 0)  in rtnl_dellink()
3264 		dev = __dev_get_by_index(tgt_net, ifm->ifi_index);  in rtnl_dellink()
3273 		if (tb[IFLA_IFNAME] || tb[IFLA_ALT_IFNAME] || ifm->ifi_index > 0)  in rtnl_dellink()
3288 int rtnl_configure_link(struct net_device *dev, const struct ifinfomsg *ifm,  in rtnl_configure_link()  argument
3295 	if (ifm && (ifm->ifi_flags || ifm->ifi_change)) {  in rtnl_configure_link()
3296 		err = __dev_change_flags(dev, rtnl_dev_combine_flags(dev, ifm),  in rtnl_configure_link()
3410 		struct ifinfomsg *ifm,  in rtnl_group_changelink()  argument
3422 			err = do_setlink(skb, dev, ifm, extack, tb, 0);  in rtnl_group_changelink()
3431 static int rtnl_newlink_create(struct sk_buff *skb, struct ifinfomsg *ifm,  in rtnl_newlink_create()  argument
3482 	dev->ifindex = ifm->ifi_index;  in rtnl_newlink_create()
3493 	err = rtnl_configure_link(dev, ifm, portid, nlh);  in rtnl_newlink_create()
3542 	struct ifinfomsg *ifm;  in __rtnl_newlink()  local
3550 	err = nlmsg_parse_deprecated(nlh, sizeof(*ifm), tb, IFLA_MAX,  in __rtnl_newlink()
3559 	ifm = nlmsg_data(nlh);  in __rtnl_newlink()
3560 	if (ifm->ifi_index > 0) {  in __rtnl_newlink()
3562 		dev = __dev_get_by_index(net, ifm->ifi_index);  in __rtnl_newlink()
3563 	} else if (ifm->ifi_index < 0) {  in __rtnl_newlink()
3671 		return do_setlink(skb, dev, ifm, extack, tb, status);  in __rtnl_newlink()
3683 						ifm, extack, tb);  in __rtnl_newlink()
3705 	return rtnl_newlink_create(skb, ifm, ops, nlh, tb, data, extack);  in __rtnl_newlink()
3728 	struct ifinfomsg *ifm;  in rtnl_valid_getlink_req()  local
3731 	if (nlh->nlmsg_len < nlmsg_msg_size(sizeof(*ifm))) {  in rtnl_valid_getlink_req()
3737 		return nlmsg_parse_deprecated(nlh, sizeof(*ifm), tb, IFLA_MAX,  in rtnl_valid_getlink_req()
3740 	ifm = nlmsg_data(nlh);  in rtnl_valid_getlink_req()
3741 	if (ifm->__ifi_pad || ifm->ifi_type || ifm->ifi_flags ||  in rtnl_valid_getlink_req()
3742 	    ifm->ifi_change) {  in rtnl_valid_getlink_req()
3747 	err = nlmsg_parse_deprecated_strict(nlh, sizeof(*ifm), tb, IFLA_MAX,  in rtnl_valid_getlink_req()
3776 	struct ifinfomsg *ifm;  in rtnl_getlink()  local
3803 	ifm = nlmsg_data(nlh);  in rtnl_getlink()
3804 	if (ifm->ifi_index > 0)  in rtnl_getlink()
3805 		dev = __dev_get_by_index(tgt_net, ifm->ifi_index);  in rtnl_getlink()
3885 	struct ifinfomsg *ifm;  in rtnl_linkprop()  local
3890 	err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFLA_MAX, ifla_policy, extack);  in rtnl_linkprop()
3898 	ifm = nlmsg_data(nlh);  in rtnl_linkprop()
3899 	if (ifm->ifi_index > 0)  in rtnl_linkprop()
3900 		dev = __dev_get_by_index(net, ifm->ifi_index);  in rtnl_linkprop()
4579 		struct ifinfomsg *ifm;  in valid_fdb_dump_legacy()  local
4591 		ifm = nlmsg_data(nlh);  in valid_fdb_dump_legacy()
4592 		*brport_idx = ifm->ifi_index;  in valid_fdb_dump_legacy()
4873 	struct ifinfomsg *ifm;  in ndo_dflt_bridge_getlink()  local
4880 	nlh = nlmsg_put(skb, pid, seq, RTM_NEWLINK, sizeof(*ifm), nlflags);  in ndo_dflt_bridge_getlink()
4884 	ifm = nlmsg_data(nlh);  in ndo_dflt_bridge_getlink()
4885 	ifm->ifi_family = AF_BRIDGE;  in ndo_dflt_bridge_getlink()
4886 	ifm->__ifi_pad = 0;  in ndo_dflt_bridge_getlink()
4887 	ifm->ifi_type = dev->type;  in ndo_dflt_bridge_getlink()
4888 	ifm->ifi_index = dev->ifindex;  in ndo_dflt_bridge_getlink()
4889 	ifm->ifi_flags = dev_get_flags(dev);  in ndo_dflt_bridge_getlink()
4890 	ifm->ifi_change = 0;  in ndo_dflt_bridge_getlink()
4975 		struct ifinfomsg *ifm;  in valid_bridge_getlink_req()  local
4977 		if (nlh->nlmsg_len < nlmsg_msg_size(sizeof(*ifm))) {  in valid_bridge_getlink_req()
4982 		ifm = nlmsg_data(nlh);  in valid_bridge_getlink_req()
4983 		if (ifm->__ifi_pad || ifm->ifi_type || ifm->ifi_flags ||  in valid_bridge_getlink_req()
4984 		    ifm->ifi_change || ifm->ifi_index) {  in valid_bridge_getlink_req()
5136 	struct ifinfomsg *ifm;  in rtnl_bridge_setlink()  local
5143 	if (nlmsg_len(nlh) < sizeof(*ifm))  in rtnl_bridge_setlink()
5146 	ifm = nlmsg_data(nlh);  in rtnl_bridge_setlink()
5147 	if (ifm->ifi_family != AF_BRIDGE)  in rtnl_bridge_setlink()
5150 	dev = __dev_get_by_index(net, ifm->ifi_index);  in rtnl_bridge_setlink()
5217 	struct ifinfomsg *ifm;  in rtnl_bridge_dellink()  local
5224 	if (nlmsg_len(nlh) < sizeof(*ifm))  in rtnl_bridge_dellink()
5227 	ifm = nlmsg_data(nlh);  in rtnl_bridge_dellink()
5228 	if (ifm->ifi_family != AF_BRIDGE)  in rtnl_bridge_dellink()
5231 	dev = __dev_get_by_index(net, ifm->ifi_index);  in rtnl_bridge_dellink()