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net/ipv6/af_inet6.c
24.6 KB
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/* * PF_INET6 socket protocol family |
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* Linux INET6 implementation |
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* * Authors: |
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* Pedro Roque <roque@di.fc.ul.pt> |
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* * Adapted from linux/net/ipv4/af_inet.c * |
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* Fixes: * piggy, Karl Knutson : Socket protocol table * Hideaki YOSHIFUJI : sin6_scope_id support * Arnaldo Melo : check proc_net_create return, cleanups * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. */ |
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#define pr_fmt(fmt) "IPv6: " fmt |
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#include <linux/module.h> |
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#include <linux/capability.h> |
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#include <linux/errno.h> #include <linux/types.h> #include <linux/socket.h> #include <linux/in.h> #include <linux/kernel.h> |
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#include <linux/timer.h> #include <linux/string.h> #include <linux/sockios.h> #include <linux/net.h> #include <linux/fcntl.h> #include <linux/mm.h> #include <linux/interrupt.h> #include <linux/proc_fs.h> #include <linux/stat.h> #include <linux/init.h> |
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#include <linux/slab.h> |
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#include <linux/inet.h> #include <linux/netdevice.h> #include <linux/icmpv6.h> |
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#include <linux/netfilter_ipv6.h> |
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#include <net/ip.h> #include <net/ipv6.h> #include <net/udp.h> |
ba4e58eca [NET]: Supporting... |
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#include <net/udplite.h> |
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#include <net/tcp.h> |
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#include <net/protocol.h> #include <net/inet_common.h> |
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#include <net/route.h> |
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#include <net/transp_v6.h> #include <net/ip6_route.h> #include <net/addrconf.h> #ifdef CONFIG_IPV6_TUNNEL #include <net/ip6_tunnel.h> #endif #include <asm/uaccess.h> |
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#include <linux/mroute6.h> |
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MODULE_AUTHOR("Cast of dozens"); MODULE_DESCRIPTION("IPv6 protocol stack for Linux"); MODULE_LICENSE("GPL"); |
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/* The inetsw6 table contains everything that inet6_create needs to |
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* build a new socket. */ static struct list_head inetsw6[SOCK_MAX]; static DEFINE_SPINLOCK(inetsw6_lock); |
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struct ipv6_params ipv6_defaults = { .disable_ipv6 = 0, .autoconf = 1, }; |
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static int disable_ipv6_mod; |
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module_param_named(disable, disable_ipv6_mod, int, 0444); MODULE_PARM_DESC(disable, "Disable IPv6 module such that it is non-functional"); module_param_named(disable_ipv6, ipv6_defaults.disable_ipv6, int, 0444); MODULE_PARM_DESC(disable_ipv6, "Disable IPv6 on all interfaces"); module_param_named(autoconf, ipv6_defaults.autoconf, int, 0444); MODULE_PARM_DESC(autoconf, "Enable IPv6 address autoconfiguration on all interfaces"); |
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|
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static __inline__ struct ipv6_pinfo *inet6_sk_generic(struct sock *sk) { const int offset = sk->sk_prot->obj_size - sizeof(struct ipv6_pinfo); return (struct ipv6_pinfo *)(((u8 *)sk) + offset); } |
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static int inet6_create(struct net *net, struct socket *sock, int protocol, int kern) |
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{ struct inet_sock *inet; struct ipv6_pinfo *np; struct sock *sk; |
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struct inet_protosw *answer; struct proto *answer_prot; unsigned char answer_flags; char answer_no_check; |
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int try_loading_module = 0; int err; |
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|
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if (sock->type != SOCK_RAW && sock->type != SOCK_DGRAM && !inet_ehash_secret) build_ehash_secret(); |
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/* Look for the requested type/protocol pair. */ |
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lookup_protocol: err = -ESOCKTNOSUPPORT; |
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rcu_read_lock(); |
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list_for_each_entry_rcu(answer, &inetsw6[sock->type], list) { |
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|
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err = 0; |
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/* Check the non-wild match. */ if (protocol == answer->protocol) { if (protocol != IPPROTO_IP) break; } else { /* Check for the two wild cases. */ if (IPPROTO_IP == protocol) { protocol = answer->protocol; break; } if (IPPROTO_IP == answer->protocol) break; } |
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err = -EPROTONOSUPPORT; |
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} |
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if (err) { |
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if (try_loading_module < 2) { rcu_read_unlock(); /* * Be more specific, e.g. net-pf-10-proto-132-type-1 * (net-pf-PF_INET6-proto-IPPROTO_SCTP-type-SOCK_STREAM) */ if (++try_loading_module == 1) request_module("net-pf-%d-proto-%d-type-%d", PF_INET6, protocol, sock->type); /* * Fall back to generic, e.g. net-pf-10-proto-132 * (net-pf-PF_INET6-proto-IPPROTO_SCTP) */ else request_module("net-pf-%d-proto-%d", PF_INET6, protocol); goto lookup_protocol; } else goto out_rcu_unlock; } err = -EPERM; |
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if (sock->type == SOCK_RAW && !kern && !ns_capable(net->user_ns, CAP_NET_RAW)) |
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goto out_rcu_unlock; |
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sock->ops = answer->ops; |
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answer_prot = answer->prot; answer_no_check = answer->no_check; answer_flags = answer->flags; rcu_read_unlock(); |
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WARN_ON(answer_prot->slab == NULL); |
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|
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err = -ENOBUFS; |
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sk = sk_alloc(net, PF_INET6, GFP_KERNEL, answer_prot); |
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if (sk == NULL) goto out; sock_init_data(sock, sk); |
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err = 0; |
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sk->sk_no_check = answer_no_check; if (INET_PROTOSW_REUSE & answer_flags) |
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sk->sk_reuse = SK_CAN_REUSE; |
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inet = inet_sk(sk); |
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inet->is_icsk = (INET_PROTOSW_ICSK & answer_flags) != 0; |
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if (SOCK_RAW == sock->type) { |
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inet->inet_num = protocol; |
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if (IPPROTO_RAW == protocol) inet->hdrincl = 1; } |
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sk->sk_destruct = inet_sock_destruct; |
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sk->sk_family = PF_INET6; sk->sk_protocol = protocol; sk->sk_backlog_rcv = answer->prot->backlog_rcv; inet_sk(sk)->pinet6 = np = inet6_sk_generic(sk); np->hop_limit = -1; |
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np->mcast_hops = IPV6_DEFAULT_MCASTHOPS; |
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np->mc_loop = 1; np->pmtudisc = IPV6_PMTUDISC_WANT; |
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np->ipv6only = net->ipv6.sysctl.bindv6only; |
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|
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/* Init the ipv4 part of the socket since we can have sockets * using v6 API for ipv4. */ inet->uc_ttl = -1; inet->mc_loop = 1; inet->mc_ttl = 1; inet->mc_index = 0; inet->mc_list = NULL; |
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inet->rcv_tos = 0; |
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if (ipv4_config.no_pmtu_disc) inet->pmtudisc = IP_PMTUDISC_DONT; else inet->pmtudisc = IP_PMTUDISC_WANT; |
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/* |
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* Increment only the relevant sk_prot->socks debug field, this changes * the previous behaviour of incrementing both the equivalent to * answer->prot->socks (inet6_sock_nr) and inet_sock_nr. * * This allows better debug granularity as we'll know exactly how many * UDPv6, TCPv6, etc socks were allocated, not the sum of all IPv6 * transport protocol socks. -acme */ sk_refcnt_debug_inc(sk); |
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|
c720c7e83 inet: rename some... |
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if (inet->inet_num) { |
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/* It assumes that any protocol which allows * the user to assign a number at socket * creation time automatically shares. */ |
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inet->inet_sport = htons(inet->inet_num); |
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sk->sk_prot->hash(sk); } if (sk->sk_prot->init) { |
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err = sk->sk_prot->init(sk); if (err) { |
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sk_common_release(sk); goto out; } } out: |
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return err; |
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out_rcu_unlock: rcu_read_unlock(); goto out; } /* bind for INET6 API */ int inet6_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len) { |
647c0c70e net/ipv6/af_inet6... |
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struct sockaddr_in6 *addr = (struct sockaddr_in6 *)uaddr; |
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struct sock *sk = sock->sk; struct inet_sock *inet = inet_sk(sk); struct ipv6_pinfo *np = inet6_sk(sk); |
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struct net *net = sock_net(sk); |
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__be32 v4addr = 0; |
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unsigned short snum; int addr_type = 0; int err = 0; /* If the socket has its own bind function then use it. */ if (sk->sk_prot->bind) return sk->sk_prot->bind(sk, uaddr, addr_len); if (addr_len < SIN6_LEN_RFC2133) return -EINVAL; |
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if (addr->sin6_family != AF_INET6) |
c349a528c net: bind() fix e... |
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return -EAFNOSUPPORT; |
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|
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addr_type = ipv6_addr_type(&addr->sin6_addr); if ((addr_type & IPV6_ADDR_MULTICAST) && sock->type == SOCK_STREAM) return -EINVAL; snum = ntohs(addr->sin6_port); |
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if (snum && snum < PROT_SOCK && !ns_capable(net->user_ns, CAP_NET_BIND_SERVICE)) |
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return -EACCES; lock_sock(sk); /* Check these errors (active socket, double bind). */ |
c720c7e83 inet: rename some... |
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if (sk->sk_state != TCP_CLOSE || inet->inet_num) { |
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err = -EINVAL; goto out; } /* Check if the address belongs to the host. */ if (addr_type == IPV6_ADDR_MAPPED) { |
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int chk_addr_ret; |
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/* Binding to v4-mapped address on a v6-only socket * makes no sense */ if (np->ipv6only) { err = -EINVAL; goto out; } |
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|
a34f0b313 fix comment typos... |
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/* Reproduce AF_INET checks to make the bindings consistent */ |
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v4addr = addr->sin6_addr.s6_addr32[3]; |
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chk_addr_ret = inet_addr_type(net, v4addr); if (!sysctl_ip_nonlocal_bind && !(inet->freebind || inet->transparent) && v4addr != htonl(INADDR_ANY) && chk_addr_ret != RTN_LOCAL && chk_addr_ret != RTN_MULTICAST && |
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chk_addr_ret != RTN_BROADCAST) { err = -EADDRNOTAVAIL; |
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goto out; |
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} |
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} else { if (addr_type != IPV6_ADDR_ANY) { struct net_device *dev = NULL; |
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rcu_read_lock(); |
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if (__ipv6_addr_needs_scope_id(addr_type)) { |
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if (addr_len >= sizeof(struct sockaddr_in6) && addr->sin6_scope_id) { /* Override any existing binding, if another one * is supplied by user. */ sk->sk_bound_dev_if = addr->sin6_scope_id; } |
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|
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/* Binding to link-local address requires an interface */ if (!sk->sk_bound_dev_if) { err = -EINVAL; |
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goto out_unlock; |
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} |
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dev = dev_get_by_index_rcu(net, sk->sk_bound_dev_if); |
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if (!dev) { err = -ENODEV; |
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goto out_unlock; |
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} } /* ipv4 addr of the socket is invalid. Only the * unspecified and mapped address have a v4 equivalent. */ v4addr = LOOPBACK4_IPV6; if (!(addr_type & IPV6_ADDR_MULTICAST)) { |
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if (!(inet->freebind || inet->transparent) && |
0a513f6af tproxy: allow non... |
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!ipv6_chk_addr(net, &addr->sin6_addr, |
bfeade087 [NETNS][IPV6]: in... |
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dev, 0)) { |
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err = -EADDRNOTAVAIL; |
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goto out_unlock; |
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} } |
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rcu_read_unlock(); |
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} } |
c720c7e83 inet: rename some... |
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inet->inet_rcv_saddr = v4addr; inet->inet_saddr = v4addr; |
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|
4e3fd7a06 net: remove ipv6_... |
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np->rcv_saddr = addr->sin6_addr; |
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|
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if (!(addr_type & IPV6_ADDR_MULTICAST)) |
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np->saddr = addr->sin6_addr; |
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/* Make sure we are allowed to bind here. */ if (sk->sk_prot->get_port(sk, snum)) { inet_reset_saddr(sk); err = -EADDRINUSE; goto out; } |
0f8d3c7ac ipv6: Allow ipv4 ... |
363 |
if (addr_type != IPV6_ADDR_ANY) { |
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sk->sk_userlocks |= SOCK_BINDADDR_LOCK; |
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if (addr_type != IPV6_ADDR_MAPPED) np->ipv6only = 1; } |
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if (snum) sk->sk_userlocks |= SOCK_BINDPORT_LOCK; |
c720c7e83 inet: rename some... |
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inet->inet_sport = htons(inet->inet_num); inet->inet_dport = 0; inet->inet_daddr = 0; |
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out: release_sock(sk); return err; |
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out_unlock: rcu_read_unlock(); goto out; |
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} |
7159039a1 [IPV6]: Decentral... |
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EXPORT_SYMBOL(inet6_bind); |
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int inet6_release(struct socket *sock) { struct sock *sk = sock->sk; if (sk == NULL) return -EINVAL; /* Free mc lists */ ipv6_sock_mc_close(sk); /* Free ac lists */ ipv6_sock_ac_close(sk); return inet_release(sock); } |
7159039a1 [IPV6]: Decentral... |
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EXPORT_SYMBOL(inet6_release); |
7d06b2e05 net: change proto... |
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void inet6_destroy_sock(struct sock *sk) |
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{ struct ipv6_pinfo *np = inet6_sk(sk); struct sk_buff *skb; struct ipv6_txoptions *opt; |
1da177e4c Linux-2.6.12-rc2 |
402 |
/* Release rx options */ |
647c0c70e net/ipv6/af_inet6... |
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skb = xchg(&np->pktoptions, NULL); if (skb != NULL) |
1da177e4c Linux-2.6.12-rc2 |
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kfree_skb(skb); |
4b340ae20 IPv6: Complete IP... |
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|
647c0c70e net/ipv6/af_inet6... |
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skb = xchg(&np->rxpmtu, NULL); if (skb != NULL) |
4b340ae20 IPv6: Complete IP... |
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kfree_skb(skb); |
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/* Free flowlabels */ fl6_free_socklist(sk); /* Free tx options */ |
647c0c70e net/ipv6/af_inet6... |
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opt = xchg(&np->opt, NULL); if (opt != NULL) |
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sock_kfree_s(sk, opt, opt->tot_len); |
1da177e4c Linux-2.6.12-rc2 |
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} |
3cf3dc6c2 [IPV6]: Export so... |
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EXPORT_SYMBOL_GPL(inet6_destroy_sock); |
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/* * This does both peername and sockname. */ |
1ab1457c4 [NET] IPV6: Fix w... |
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|
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int inet6_getname(struct socket *sock, struct sockaddr *uaddr, int *uaddr_len, int peer) { |
647c0c70e net/ipv6/af_inet6... |
427 |
struct sockaddr_in6 *sin = (struct sockaddr_in6 *)uaddr; |
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struct sock *sk = sock->sk; struct inet_sock *inet = inet_sk(sk); struct ipv6_pinfo *np = inet6_sk(sk); |
1ab1457c4 [NET] IPV6: Fix w... |
431 |
|
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sin->sin6_family = AF_INET6; sin->sin6_flowinfo = 0; sin->sin6_scope_id = 0; if (peer) { |
c720c7e83 inet: rename some... |
436 |
if (!inet->inet_dport) |
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return -ENOTCONN; if (((1 << sk->sk_state) & (TCPF_CLOSE | TCPF_SYN_SENT)) && peer == 1) return -ENOTCONN; |
c720c7e83 inet: rename some... |
441 |
sin->sin6_port = inet->inet_dport; |
4e3fd7a06 net: remove ipv6_... |
442 |
sin->sin6_addr = np->daddr; |
1da177e4c Linux-2.6.12-rc2 |
443 444 445 446 |
if (np->sndflow) sin->sin6_flowinfo = np->flow_label; } else { if (ipv6_addr_any(&np->rcv_saddr)) |
4e3fd7a06 net: remove ipv6_... |
447 |
sin->sin6_addr = np->saddr; |
1da177e4c Linux-2.6.12-rc2 |
448 |
else |
4e3fd7a06 net: remove ipv6_... |
449 |
sin->sin6_addr = np->rcv_saddr; |
1da177e4c Linux-2.6.12-rc2 |
450 |
|
c720c7e83 inet: rename some... |
451 |
sin->sin6_port = inet->inet_sport; |
1da177e4c Linux-2.6.12-rc2 |
452 |
} |
842df0739 ipv6: use newly i... |
453 454 |
sin->sin6_scope_id = ipv6_iface_scope_id(&sin->sin6_addr, sk->sk_bound_dev_if); |
1da177e4c Linux-2.6.12-rc2 |
455 |
*uaddr_len = sizeof(*sin); |
a02cec215 net: return opera... |
456 |
return 0; |
1da177e4c Linux-2.6.12-rc2 |
457 |
} |
7159039a1 [IPV6]: Decentral... |
458 |
EXPORT_SYMBOL(inet6_getname); |
1da177e4c Linux-2.6.12-rc2 |
459 460 461 |
int inet6_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg) { struct sock *sk = sock->sk; |
3b1e0a655 [NET] NETNS: Omit... |
462 |
struct net *net = sock_net(sk); |
1da177e4c Linux-2.6.12-rc2 |
463 |
|
647c0c70e net/ipv6/af_inet6... |
464 |
switch (cmd) { |
1da177e4c Linux-2.6.12-rc2 |
465 466 |
case SIOCGSTAMP: return sock_get_timestamp(sk, (struct timeval __user *)arg); |
ae40eb1ef [NET]: Introduce ... |
467 468 |
case SIOCGSTAMPNS: return sock_get_timestampns(sk, (struct timespec __user *)arg); |
1da177e4c Linux-2.6.12-rc2 |
469 470 |
case SIOCADDRT: case SIOCDELRT: |
1ab1457c4 [NET] IPV6: Fix w... |
471 |
|
a02cec215 net: return opera... |
472 |
return ipv6_route_ioctl(net, cmd, (void __user *)arg); |
1da177e4c Linux-2.6.12-rc2 |
473 474 |
case SIOCSIFADDR: |
af2849377 [NETNS][IPV6] add... |
475 |
return addrconf_add_ifaddr(net, (void __user *) arg); |
1da177e4c Linux-2.6.12-rc2 |
476 |
case SIOCDIFADDR: |
af2849377 [NETNS][IPV6] add... |
477 |
return addrconf_del_ifaddr(net, (void __user *) arg); |
1da177e4c Linux-2.6.12-rc2 |
478 |
case SIOCSIFDSTADDR: |
af2849377 [NETNS][IPV6] add... |
479 |
return addrconf_set_dstaddr(net, (void __user *) arg); |
1da177e4c Linux-2.6.12-rc2 |
480 |
default: |
b5e5fa5e0 [NET]: Add a dev_... |
481 482 483 |
if (!sk->sk_prot->ioctl) return -ENOIOCTLCMD; return sk->sk_prot->ioctl(sk, cmd, arg); |
1da177e4c Linux-2.6.12-rc2 |
484 485 |
} /*NOTREACHED*/ |
a02cec215 net: return opera... |
486 |
return 0; |
1da177e4c Linux-2.6.12-rc2 |
487 |
} |
7159039a1 [IPV6]: Decentral... |
488 |
EXPORT_SYMBOL(inet6_ioctl); |
90ddc4f04 [NET]: move struc... |
489 |
const struct proto_ops inet6_stream_ops = { |
543d9cfee [NET]: Identation... |
490 491 492 493 494 495 496 497 498 499 500 501 502 503 |
.family = PF_INET6, .owner = THIS_MODULE, .release = inet6_release, .bind = inet6_bind, .connect = inet_stream_connect, /* ok */ .socketpair = sock_no_socketpair, /* a do nothing */ .accept = inet_accept, /* ok */ .getname = inet6_getname, .poll = tcp_poll, /* ok */ .ioctl = inet6_ioctl, /* must change */ .listen = inet_listen, /* ok */ .shutdown = inet_shutdown, /* ok */ .setsockopt = sock_common_setsockopt, /* ok */ .getsockopt = sock_common_getsockopt, /* ok */ |
7ba429100 inet, inet6: make... |
504 505 |
.sendmsg = inet_sendmsg, /* ok */ .recvmsg = inet_recvmsg, /* ok */ |
543d9cfee [NET]: Identation... |
506 |
.mmap = sock_no_mmap, |
7ba429100 inet, inet6: make... |
507 |
.sendpage = inet_sendpage, |
a0974dd3d [TCP] splice: add... |
508 |
.splice_read = tcp_splice_read, |
3fdadf7d2 [NET]: {get|set}s... |
509 |
#ifdef CONFIG_COMPAT |
543d9cfee [NET]: Identation... |
510 511 |
.compat_setsockopt = compat_sock_common_setsockopt, .compat_getsockopt = compat_sock_common_getsockopt, |
3fdadf7d2 [NET]: {get|set}s... |
512 |
#endif |
1da177e4c Linux-2.6.12-rc2 |
513 |
}; |
90ddc4f04 [NET]: move struc... |
514 |
const struct proto_ops inet6_dgram_ops = { |
543d9cfee [NET]: Identation... |
515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 |
.family = PF_INET6, .owner = THIS_MODULE, .release = inet6_release, .bind = inet6_bind, .connect = inet_dgram_connect, /* ok */ .socketpair = sock_no_socketpair, /* a do nothing */ .accept = sock_no_accept, /* a do nothing */ .getname = inet6_getname, .poll = udp_poll, /* ok */ .ioctl = inet6_ioctl, /* must change */ .listen = sock_no_listen, /* ok */ .shutdown = inet_shutdown, /* ok */ .setsockopt = sock_common_setsockopt, /* ok */ .getsockopt = sock_common_getsockopt, /* ok */ .sendmsg = inet_sendmsg, /* ok */ |
7ba429100 inet, inet6: make... |
530 |
.recvmsg = inet_recvmsg, /* ok */ |
543d9cfee [NET]: Identation... |
531 532 |
.mmap = sock_no_mmap, .sendpage = sock_no_sendpage, |
3fdadf7d2 [NET]: {get|set}s... |
533 |
#ifdef CONFIG_COMPAT |
543d9cfee [NET]: Identation... |
534 535 |
.compat_setsockopt = compat_sock_common_setsockopt, .compat_getsockopt = compat_sock_common_getsockopt, |
3fdadf7d2 [NET]: {get|set}s... |
536 |
#endif |
1da177e4c Linux-2.6.12-rc2 |
537 |
}; |
ec1b4cf74 net: mark net_pro... |
538 |
static const struct net_proto_family inet6_family_ops = { |
1da177e4c Linux-2.6.12-rc2 |
539 540 541 542 |
.family = PF_INET6, .create = inet6_create, .owner = THIS_MODULE, }; |
87c3efbfd [IPV6]: make inet... |
543 |
int inet6_register_protosw(struct inet_protosw *p) |
1da177e4c Linux-2.6.12-rc2 |
544 545 546 |
{ struct list_head *lh; struct inet_protosw *answer; |
1da177e4c Linux-2.6.12-rc2 |
547 |
struct list_head *last_perm; |
87c3efbfd [IPV6]: make inet... |
548 549 |
int protocol = p->protocol; int ret; |
1da177e4c Linux-2.6.12-rc2 |
550 551 |
spin_lock_bh(&inetsw6_lock); |
87c3efbfd [IPV6]: make inet... |
552 |
ret = -EINVAL; |
1da177e4c Linux-2.6.12-rc2 |
553 554 555 556 557 |
if (p->type >= SOCK_MAX) goto out_illegal; /* If we are trying to override a permanent protocol, bail. */ answer = NULL; |
87c3efbfd [IPV6]: make inet... |
558 |
ret = -EPERM; |
1da177e4c Linux-2.6.12-rc2 |
559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 |
last_perm = &inetsw6[p->type]; list_for_each(lh, &inetsw6[p->type]) { answer = list_entry(lh, struct inet_protosw, list); /* Check only the non-wild match. */ if (INET_PROTOSW_PERMANENT & answer->flags) { if (protocol == answer->protocol) break; last_perm = lh; } answer = NULL; } if (answer) goto out_permanent; /* Add the new entry after the last permanent entry if any, so that * the new entry does not override a permanent entry when matched with * a wild-card protocol. But it is allowed to override any existing |
1ab1457c4 [NET] IPV6: Fix w... |
578 |
* non-permanent entry. This means that when we remove this entry, the |
1da177e4c Linux-2.6.12-rc2 |
579 580 581 |
* system automatically returns to the old behavior. */ list_add_rcu(&p->list, last_perm); |
87c3efbfd [IPV6]: make inet... |
582 |
ret = 0; |
1da177e4c Linux-2.6.12-rc2 |
583 584 |
out: spin_unlock_bh(&inetsw6_lock); |
87c3efbfd [IPV6]: make inet... |
585 |
return ret; |
1da177e4c Linux-2.6.12-rc2 |
586 587 |
out_permanent: |
f32138319 net: ipv6: Standa... |
588 589 |
pr_err("Attempt to override permanent protocol %d ", protocol); |
1da177e4c Linux-2.6.12-rc2 |
590 591 592 |
goto out; out_illegal: |
f32138319 net: ipv6: Standa... |
593 594 |
pr_err("Ignoring attempt to register invalid socket type %d ", |
1da177e4c Linux-2.6.12-rc2 |
595 596 597 |
p->type); goto out; } |
7159039a1 [IPV6]: Decentral... |
598 |
EXPORT_SYMBOL(inet6_register_protosw); |
1da177e4c Linux-2.6.12-rc2 |
599 600 601 602 |
void inet6_unregister_protosw(struct inet_protosw *p) { if (INET_PROTOSW_PERMANENT & p->flags) { |
f32138319 net: ipv6: Standa... |
603 604 |
pr_err("Attempt to unregister permanent protocol %d ", |
1da177e4c Linux-2.6.12-rc2 |
605 606 607 608 609 610 611 612 613 |
p->protocol); } else { spin_lock_bh(&inetsw6_lock); list_del_rcu(&p->list); spin_unlock_bh(&inetsw6_lock); synchronize_net(); } } |
7159039a1 [IPV6]: Decentral... |
614 |
EXPORT_SYMBOL(inet6_unregister_protosw); |
b9750ce13 [IPV6]: Generalis... |
615 616 |
int inet6_sk_rebuild_header(struct sock *sk) { |
b9750ce13 [IPV6]: Generalis... |
617 |
struct ipv6_pinfo *np = inet6_sk(sk); |
68d0c6d34 ipv6: Consolidate... |
618 |
struct dst_entry *dst; |
b9750ce13 [IPV6]: Generalis... |
619 620 621 622 623 |
dst = __sk_dst_check(sk, np->dst_cookie); if (dst == NULL) { struct inet_sock *inet = inet_sk(sk); |
20c59de2e ipv6: Refactor up... |
624 |
struct in6_addr *final_p, final; |
4c9483b2f ipv6: Convert to ... |
625 626 627 628 |
struct flowi6 fl6; memset(&fl6, 0, sizeof(fl6)); fl6.flowi6_proto = sk->sk_protocol; |
4e3fd7a06 net: remove ipv6_... |
629 630 |
fl6.daddr = np->daddr; fl6.saddr = np->saddr; |
4c9483b2f ipv6: Convert to ... |
631 632 633 |
fl6.flowlabel = np->flow_label; fl6.flowi6_oif = sk->sk_bound_dev_if; fl6.flowi6_mark = sk->sk_mark; |
1958b856c net: Put fl6_* ma... |
634 635 |
fl6.fl6_dport = inet->inet_dport; fl6.fl6_sport = inet->inet_sport; |
4c9483b2f ipv6: Convert to ... |
636 637 638 639 640 |
security_sk_classify_flow(sk, flowi6_to_flowi(&fl6)); final_p = fl6_update_dst(&fl6, np->opt, &final); dst = ip6_dst_lookup_flow(sk, &fl6, final_p, false); |
68d0c6d34 ipv6: Consolidate... |
641 |
if (IS_ERR(dst)) { |
b9750ce13 [IPV6]: Generalis... |
642 |
sk->sk_route_caps = 0; |
68d0c6d34 ipv6: Consolidate... |
643 644 |
sk->sk_err_soft = -PTR_ERR(dst); return PTR_ERR(dst); |
b9750ce13 [IPV6]: Generalis... |
645 |
} |
8e1ef0a95 [IPV6]: Cache sou... |
646 |
__ip6_dst_store(sk, dst, NULL, NULL); |
b9750ce13 [IPV6]: Generalis... |
647 648 649 650 |
} return 0; } |
b9750ce13 [IPV6]: Generalis... |
651 |
EXPORT_SYMBOL_GPL(inet6_sk_rebuild_header); |
92113bfde ipv6: bool conver... |
652 |
bool ipv6_opt_accepted(const struct sock *sk, const struct sk_buff *skb) |
399c07def [IPV6]: Export ip... |
653 |
{ |
92113bfde ipv6: bool conver... |
654 655 |
const struct ipv6_pinfo *np = inet6_sk(sk); const struct inet6_skb_parm *opt = IP6CB(skb); |
399c07def [IPV6]: Export ip... |
656 657 658 659 |
if (np->rxopt.all) { if ((opt->hop && (np->rxopt.bits.hopopts || np->rxopt.bits.ohopopts)) || |
d56f90a7c [SK_BUFF]: Introd... |
660 661 |
((IPV6_FLOWINFO_MASK & *(__be32 *)skb_network_header(skb)) && |
399c07def [IPV6]: Export ip... |
662 663 664 665 666 |
np->rxopt.bits.rxflow) || (opt->srcrt && (np->rxopt.bits.srcrt || np->rxopt.bits.osrcrt)) || ((opt->dst1 || opt->dst0) && (np->rxopt.bits.dstopts || np->rxopt.bits.odstopts))) |
92113bfde ipv6: bool conver... |
667 |
return true; |
399c07def [IPV6]: Export ip... |
668 |
} |
92113bfde ipv6: bool conver... |
669 |
return false; |
399c07def [IPV6]: Export ip... |
670 |
} |
399c07def [IPV6]: Export ip... |
671 |
EXPORT_SYMBOL_GPL(ipv6_opt_accepted); |
7546dd97d net: convert usag... |
672 |
static struct packet_type ipv6_packet_type __read_mostly = { |
09640e636 net: replace uses... |
673 |
.type = cpu_to_be16(ETH_P_IPV6), |
662397fd7 [IPV6]: Move pack... |
674 |
.func = ipv6_rcv, |
22061d801 net: Switch to us... |
675 |
}; |
662397fd7 [IPV6]: Move pack... |
676 677 678 679 680 681 682 683 684 685 |
static int __init ipv6_packet_init(void) { dev_add_pack(&ipv6_packet_type); return 0; } static void ipv6_packet_cleanup(void) { dev_remove_pack(&ipv6_packet_type); } |
e43291cb3 netns: add stub f... |
686 687 |
static int __net_init ipv6_init_mibs(struct net *net) { |
7d720c3e4 percpu: add __per... |
688 |
if (snmp_mib_init((void __percpu **)net->mib.udp_stats_in6, |
1823e4c80 snmp: add align p... |
689 690 |
sizeof(struct udp_mib), __alignof__(struct udp_mib)) < 0) |
0c7ed677f netns: make udpv6... |
691 |
return -ENOMEM; |
7d720c3e4 percpu: add __per... |
692 |
if (snmp_mib_init((void __percpu **)net->mib.udplite_stats_in6, |
1823e4c80 snmp: add align p... |
693 694 |
sizeof(struct udp_mib), __alignof__(struct udp_mib)) < 0) |
be713a443 netns: make uplit... |
695 |
goto err_udplite_mib; |
7d720c3e4 percpu: add __per... |
696 |
if (snmp_mib_init((void __percpu **)net->mib.ipv6_statistics, |
1823e4c80 snmp: add align p... |
697 698 |
sizeof(struct ipstats_mib), __alignof__(struct ipstats_mib)) < 0) |
9261e5370 ipv6: making ip a... |
699 |
goto err_ip_mib; |
7d720c3e4 percpu: add __per... |
700 |
if (snmp_mib_init((void __percpu **)net->mib.icmpv6_statistics, |
1823e4c80 snmp: add align p... |
701 702 |
sizeof(struct icmpv6_mib), __alignof__(struct icmpv6_mib)) < 0) |
9261e5370 ipv6: making ip a... |
703 |
goto err_icmp_mib; |
2a24444f8 ipv6: reduce perc... |
704 705 706 |
net->mib.icmpv6msg_statistics = kzalloc(sizeof(struct icmpv6msg_mib), GFP_KERNEL); if (!net->mib.icmpv6msg_statistics) |
9261e5370 ipv6: making ip a... |
707 |
goto err_icmpmsg_mib; |
e43291cb3 netns: add stub f... |
708 |
return 0; |
be713a443 netns: make uplit... |
709 |
|
9261e5370 ipv6: making ip a... |
710 |
err_icmpmsg_mib: |
7d720c3e4 percpu: add __per... |
711 |
snmp_mib_free((void __percpu **)net->mib.icmpv6_statistics); |
9261e5370 ipv6: making ip a... |
712 |
err_icmp_mib: |
7d720c3e4 percpu: add __per... |
713 |
snmp_mib_free((void __percpu **)net->mib.ipv6_statistics); |
9261e5370 ipv6: making ip a... |
714 |
err_ip_mib: |
7d720c3e4 percpu: add __per... |
715 |
snmp_mib_free((void __percpu **)net->mib.udplite_stats_in6); |
be713a443 netns: make uplit... |
716 |
err_udplite_mib: |
7d720c3e4 percpu: add __per... |
717 |
snmp_mib_free((void __percpu **)net->mib.udp_stats_in6); |
be713a443 netns: make uplit... |
718 |
return -ENOMEM; |
e43291cb3 netns: add stub f... |
719 |
} |
2c8c1e729 net: spread __net... |
720 |
static void ipv6_cleanup_mibs(struct net *net) |
e43291cb3 netns: add stub f... |
721 |
{ |
7d720c3e4 percpu: add __per... |
722 723 724 725 |
snmp_mib_free((void __percpu **)net->mib.udp_stats_in6); snmp_mib_free((void __percpu **)net->mib.udplite_stats_in6); snmp_mib_free((void __percpu **)net->mib.ipv6_statistics); snmp_mib_free((void __percpu **)net->mib.icmpv6_statistics); |
2a24444f8 ipv6: reduce perc... |
726 |
kfree(net->mib.icmpv6msg_statistics); |
e43291cb3 netns: add stub f... |
727 |
} |
e7dc84949 netns: mib6 secti... |
728 |
static int __net_init inet6_net_init(struct net *net) |
81c1c1780 [NETNS][IPV6]: Ma... |
729 |
{ |
0c96d8c50 [NETNS][IPV6] udp... |
730 |
int err = 0; |
99bc9c4e4 [NETNS][IPV6]: Ma... |
731 |
net->ipv6.sysctl.bindv6only = 0; |
41a76906b [NETNS][IPV6]: Ma... |
732 |
net->ipv6.sysctl.icmpv6_time = 1*HZ; |
e71e0349e [NETNS][IPV6]: Ma... |
733 |
|
e43291cb3 netns: add stub f... |
734 735 736 |
err = ipv6_init_mibs(net); if (err) return err; |
0c96d8c50 [NETNS][IPV6] udp... |
737 738 739 740 |
#ifdef CONFIG_PROC_FS err = udp6_proc_init(net); if (err) goto out; |
6f8b13bcb [NETNS][IPV6] tcp... |
741 742 743 |
err = tcp6_proc_init(net); if (err) goto proc_tcp6_fail; |
6ab57e7e7 [NETNS][IPV6] any... |
744 745 746 |
err = ac6_proc_init(net); if (err) goto proc_ac6_fail; |
0c96d8c50 [NETNS][IPV6] udp... |
747 748 |
#endif return err; |
6f8b13bcb [NETNS][IPV6] tcp... |
749 750 |
#ifdef CONFIG_PROC_FS |
6ab57e7e7 [NETNS][IPV6] any... |
751 752 |
proc_ac6_fail: tcp6_proc_exit(net); |
6f8b13bcb [NETNS][IPV6] tcp... |
753 754 |
proc_tcp6_fail: udp6_proc_exit(net); |
e43291cb3 netns: add stub f... |
755 756 757 |
out: ipv6_cleanup_mibs(net); return err; |
6f8b13bcb [NETNS][IPV6] tcp... |
758 |
#endif |
81c1c1780 [NETNS][IPV6]: Ma... |
759 |
} |
2c8c1e729 net: spread __net... |
760 |
static void __net_exit inet6_net_exit(struct net *net) |
81c1c1780 [NETNS][IPV6]: Ma... |
761 |
{ |
0c96d8c50 [NETNS][IPV6] udp... |
762 763 |
#ifdef CONFIG_PROC_FS udp6_proc_exit(net); |
6f8b13bcb [NETNS][IPV6] tcp... |
764 |
tcp6_proc_exit(net); |
6ab57e7e7 [NETNS][IPV6] any... |
765 |
ac6_proc_exit(net); |
0c96d8c50 [NETNS][IPV6] udp... |
766 |
#endif |
e43291cb3 netns: add stub f... |
767 |
ipv6_cleanup_mibs(net); |
81c1c1780 [NETNS][IPV6]: Ma... |
768 769 770 771 772 773 |
} static struct pernet_operations inet6_net_ops = { .init = inet6_net_init, .exit = inet6_net_exit, }; |
1da177e4c Linux-2.6.12-rc2 |
774 775 |
static int __init inet6_init(void) { |
1ab1457c4 [NET] IPV6: Fix w... |
776 |
struct list_head *r; |
fe7ca2e1e IPv6: add "disabl... |
777 |
int err = 0; |
1da177e4c Linux-2.6.12-rc2 |
778 |
|
ba96bcbcd ipv6: Use FIELD_S... |
779 |
BUILD_BUG_ON(sizeof(struct inet6_skb_parm) > FIELD_SIZEOF(struct sk_buff, cb)); |
ef047f5e1 [NET]: Use BUILD_... |
780 |
|
fe7ca2e1e IPv6: add "disabl... |
781 |
/* Register the socket-side information for inet6_create. */ |
647c0c70e net/ipv6/af_inet6... |
782 |
for (r = &inetsw6[0]; r < &inetsw6[SOCK_MAX]; ++r) |
fe7ca2e1e IPv6: add "disabl... |
783 |
INIT_LIST_HEAD(r); |
56d417b12 IPv6: Add 'autoco... |
784 |
if (disable_ipv6_mod) { |
f32138319 net: ipv6: Standa... |
785 786 |
pr_info("Loaded, but administratively disabled, reboot required to enable "); |
fe7ca2e1e IPv6: add "disabl... |
787 788 |
goto out; } |
1da177e4c Linux-2.6.12-rc2 |
789 790 791 792 793 794 795 |
err = proto_register(&tcpv6_prot, 1); if (err) goto out; err = proto_register(&udpv6_prot, 1); if (err) goto out_unregister_tcp_proto; |
ba4e58eca [NET]: Supporting... |
796 |
err = proto_register(&udplitev6_prot, 1); |
1da177e4c Linux-2.6.12-rc2 |
797 798 |
if (err) goto out_unregister_udp_proto; |
ba4e58eca [NET]: Supporting... |
799 800 801 |
err = proto_register(&rawv6_prot, 1); if (err) goto out_unregister_udplite_proto; |
1da177e4c Linux-2.6.12-rc2 |
802 |
|
1da177e4c Linux-2.6.12-rc2 |
803 804 805 |
/* We MUST register RAW sockets before we create the ICMP6, * IGMP6, or NDISC control sockets. */ |
7f4e4868f [IPV6]: make the ... |
806 807 808 |
err = rawv6_init(); if (err) goto out_unregister_raw_proto; |
1da177e4c Linux-2.6.12-rc2 |
809 810 811 812 |
/* Register the family here so that the init calls below will * be able to create sockets. (?? is this dangerous ??) */ |
8eb559105 [IPV6]: Fix inet6... |
813 814 |
err = sock_register(&inet6_family_ops); if (err) |
7f4e4868f [IPV6]: make the ... |
815 |
goto out_sock_register_fail; |
1da177e4c Linux-2.6.12-rc2 |
816 |
|
3dc43e3e4 per-netns ipv4 sy... |
817 |
tcpv6_prot.sysctl_mem = init_net.ipv4.sysctl_tcp_mem; |
1da177e4c Linux-2.6.12-rc2 |
818 819 820 |
/* * ipngwg API draft makes clear that the correct semantics * for TCP and UDP is to consider one TCP and UDP instance |
25985edce Fix common misspe... |
821 |
* in a host available by both INET and INET6 APIs and |
1da177e4c Linux-2.6.12-rc2 |
822 823 |
* able to communicate via both network protocols. */ |
81c1c1780 [NETNS][IPV6]: Ma... |
824 825 826 |
err = register_pernet_subsys(&inet6_net_ops); if (err) goto register_pernet_fail; |
9b0f976f2 [INET]: Remove st... |
827 |
err = icmpv6_init(); |
1da177e4c Linux-2.6.12-rc2 |
828 829 |
if (err) goto icmp_fail; |
623d1a1af ipv6: Do cleanup ... |
830 831 832 |
err = ip6_mr_init(); if (err) goto ipmr_fail; |
9b0f976f2 [INET]: Remove st... |
833 |
err = ndisc_init(); |
1da177e4c Linux-2.6.12-rc2 |
834 835 |
if (err) goto ndisc_fail; |
9b0f976f2 [INET]: Remove st... |
836 |
err = igmp6_init(); |
1da177e4c Linux-2.6.12-rc2 |
837 838 |
if (err) goto igmp_fail; |
2cc7d5730 [NETFILTER]: Move... |
839 840 841 |
err = ipv6_netfilter_init(); if (err) goto netfilter_fail; |
1da177e4c Linux-2.6.12-rc2 |
842 843 844 845 846 |
/* Create /proc/foo6 entries. */ #ifdef CONFIG_PROC_FS err = -ENOMEM; if (raw6_proc_init()) goto proc_raw6_fail; |
ba4e58eca [NET]: Supporting... |
847 848 |
if (udplite6_proc_init()) goto proc_udplite6_fail; |
1da177e4c Linux-2.6.12-rc2 |
849 850 |
if (ipv6_misc_proc_init()) goto proc_misc6_fail; |
1da177e4c Linux-2.6.12-rc2 |
851 852 853 |
if (if6_proc_init()) goto proc_if6_fail; #endif |
e2fddf5e9 [IPV6]: Make af_i... |
854 855 856 |
err = ip6_route_init(); if (err) goto ip6_route_fail; |
0a3e78ac2 [IPV6]: make flow... |
857 858 859 |
err = ip6_flowlabel_init(); if (err) goto ip6_flowlabel_fail; |
1da177e4c Linux-2.6.12-rc2 |
860 861 862 |
err = addrconf_init(); if (err) goto addrconf_fail; |
1da177e4c Linux-2.6.12-rc2 |
863 864 |
/* Init v6 extension headers. */ |
248b238dc [IPV6]: make exte... |
865 866 867 |
err = ipv6_exthdrs_init(); if (err) goto ipv6_exthdrs_fail; |
853cbbaaa [IPV6]: make frag... |
868 869 870 |
err = ipv6_frag_init(); if (err) goto ipv6_frag_fail; |
1da177e4c Linux-2.6.12-rc2 |
871 872 |
/* Init v6 transport protocols. */ |
7f4e4868f [IPV6]: make the ... |
873 874 875 |
err = udpv6_init(); if (err) goto udpv6_fail; |
e2ed4052a [IPV6]: Makes IPv... |
876 |
|
7f4e4868f [IPV6]: make the ... |
877 878 879 880 881 882 883 884 885 886 887 |
err = udplitev6_init(); if (err) goto udplitev6_fail; err = tcpv6_init(); if (err) goto tcpv6_fail; err = ipv6_packet_init(); if (err) goto ipv6_packet_fail; |
94911fe31 [NETNS][IPV6] Mov... |
888 889 890 891 892 893 |
#ifdef CONFIG_SYSCTL err = ipv6_sysctl_register(); if (err) goto sysctl_fail; #endif |
1da177e4c Linux-2.6.12-rc2 |
894 895 |
out: return err; |
94911fe31 [NETNS][IPV6] Mov... |
896 897 898 899 |
#ifdef CONFIG_SYSCTL sysctl_fail: ipv6_packet_cleanup(); #endif |
7f4e4868f [IPV6]: make the ... |
900 901 902 903 904 905 906 907 |
ipv6_packet_fail: tcpv6_exit(); tcpv6_fail: udplitev6_exit(); udplitev6_fail: udpv6_exit(); udpv6_fail: ipv6_frag_exit(); |
853cbbaaa [IPV6]: make frag... |
908 909 |
ipv6_frag_fail: ipv6_exthdrs_exit(); |
248b238dc [IPV6]: make exte... |
910 911 |
ipv6_exthdrs_fail: addrconf_cleanup(); |
1da177e4c Linux-2.6.12-rc2 |
912 913 |
addrconf_fail: ip6_flowlabel_cleanup(); |
0a3e78ac2 [IPV6]: make flow... |
914 |
ip6_flowlabel_fail: |
1da177e4c Linux-2.6.12-rc2 |
915 |
ip6_route_cleanup(); |
e2fddf5e9 [IPV6]: Make af_i... |
916 |
ip6_route_fail: |
1da177e4c Linux-2.6.12-rc2 |
917 918 919 |
#ifdef CONFIG_PROC_FS if6_proc_exit(); proc_if6_fail: |
1da177e4c Linux-2.6.12-rc2 |
920 921 |
ipv6_misc_proc_exit(); proc_misc6_fail: |
ba4e58eca [NET]: Supporting... |
922 923 |
udplite6_proc_exit(); proc_udplite6_fail: |
1da177e4c Linux-2.6.12-rc2 |
924 925 926 |
raw6_proc_exit(); proc_raw6_fail: #endif |
2cc7d5730 [NETFILTER]: Move... |
927 928 |
ipv6_netfilter_fini(); netfilter_fail: |
1da177e4c Linux-2.6.12-rc2 |
929 930 931 932 |
igmp6_cleanup(); igmp_fail: ndisc_cleanup(); ndisc_fail: |
623d1a1af ipv6: Do cleanup ... |
933 934 |
ip6_mr_cleanup(); ipmr_fail: |
1da177e4c Linux-2.6.12-rc2 |
935 936 |
icmpv6_cleanup(); icmp_fail: |
81c1c1780 [NETNS][IPV6]: Ma... |
937 938 |
unregister_pernet_subsys(&inet6_net_ops); register_pernet_fail: |
8eb559105 [IPV6]: Fix inet6... |
939 |
sock_unregister(PF_INET6); |
e2fddf5e9 [IPV6]: Make af_i... |
940 |
rtnl_unregister_all(PF_INET6); |
7f4e4868f [IPV6]: make the ... |
941 942 |
out_sock_register_fail: rawv6_exit(); |
1da177e4c Linux-2.6.12-rc2 |
943 944 |
out_unregister_raw_proto: proto_unregister(&rawv6_prot); |
ba4e58eca [NET]: Supporting... |
945 946 |
out_unregister_udplite_proto: proto_unregister(&udplitev6_prot); |
1da177e4c Linux-2.6.12-rc2 |
947 948 949 950 951 952 953 954 955 956 |
out_unregister_udp_proto: proto_unregister(&udpv6_prot); out_unregister_tcp_proto: proto_unregister(&tcpv6_prot); goto out; } module_init(inet6_init); static void __exit inet6_exit(void) { |
56d417b12 IPv6: Add 'autoco... |
957 |
if (disable_ipv6_mod) |
ff8cf9a93 ipv6: Fix BUG wh... |
958 |
return; |
1da177e4c Linux-2.6.12-rc2 |
959 960 |
/* First of all disallow new sockets creation. */ sock_unregister(PF_INET6); |
c127ea2c4 [IPv6]: Use rtnl ... |
961 962 |
/* Disallow any further netlink messages */ rtnl_unregister_all(PF_INET6); |
ca17c2334 [IPV6]: Adjust in... |
963 |
|
7f4e4868f [IPV6]: make the ... |
964 965 966 |
udpv6_exit(); udplitev6_exit(); tcpv6_exit(); |
ca17c2334 [IPV6]: Adjust in... |
967 968 |
/* Cleanup code parts. */ ipv6_packet_cleanup(); |
853cbbaaa [IPV6]: make frag... |
969 |
ipv6_frag_exit(); |
248b238dc [IPV6]: make exte... |
970 |
ipv6_exthdrs_exit(); |
ca17c2334 [IPV6]: Adjust in... |
971 972 973 |
addrconf_cleanup(); ip6_flowlabel_cleanup(); ip6_route_cleanup(); |
1da177e4c Linux-2.6.12-rc2 |
974 |
#ifdef CONFIG_PROC_FS |
ca17c2334 [IPV6]: Adjust in... |
975 976 |
/* Cleanup code parts. */ |
1da177e4c Linux-2.6.12-rc2 |
977 |
if6_proc_exit(); |
1ab1457c4 [NET] IPV6: Fix w... |
978 |
ipv6_misc_proc_exit(); |
1ab1457c4 [NET] IPV6: Fix w... |
979 |
udplite6_proc_exit(); |
1ab1457c4 [NET] IPV6: Fix w... |
980 |
raw6_proc_exit(); |
1da177e4c Linux-2.6.12-rc2 |
981 |
#endif |
2cc7d5730 [NETFILTER]: Move... |
982 |
ipv6_netfilter_fini(); |
ca17c2334 [IPV6]: Adjust in... |
983 |
igmp6_cleanup(); |
1da177e4c Linux-2.6.12-rc2 |
984 |
ndisc_cleanup(); |
623d1a1af ipv6: Do cleanup ... |
985 |
ip6_mr_cleanup(); |
1da177e4c Linux-2.6.12-rc2 |
986 |
icmpv6_cleanup(); |
7f4e4868f [IPV6]: make the ... |
987 |
rawv6_exit(); |
94911fe31 [NETNS][IPV6] Mov... |
988 |
|
81c1c1780 [NETNS][IPV6]: Ma... |
989 |
unregister_pernet_subsys(&inet6_net_ops); |
1da177e4c Linux-2.6.12-rc2 |
990 |
proto_unregister(&rawv6_prot); |
ca17c2334 [IPV6]: Adjust in... |
991 |
proto_unregister(&udplitev6_prot); |
1da177e4c Linux-2.6.12-rc2 |
992 993 |
proto_unregister(&udpv6_prot); proto_unregister(&tcpv6_prot); |
1f2ccd00f ipv6: Use rcu_bar... |
994 995 |
rcu_barrier(); /* Wait for completion of call_rcu()'s */ |
1da177e4c Linux-2.6.12-rc2 |
996 997 998 999 |
} module_exit(inet6_exit); MODULE_ALIAS_NETPROTO(PF_INET6); |