ifr6_ifindex 37 include/uapi/linux/ipv6.h int ifr6_ifindex; ifr6_ifindex 2827 net/ipv6/addrconf.c dev = __dev_get_by_index(net, ireq.ifr6_ifindex); ifr6_ifindex 3051 net/ipv6/addrconf.c err = inet6_addr_add(net, ireq.ifr6_ifindex, &cfg, NULL); ifr6_ifindex 3068 net/ipv6/addrconf.c err = inet6_addr_del(net, ireq.ifr6_ifindex, 0, &ireq.ifr6_addr,