diff options
Diffstat (limited to 'net/ipv6/raw.c')
-rw-r--r-- | net/ipv6/raw.c | 67 |
1 files changed, 24 insertions, 43 deletions
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c index 8897ccf8086..6193b124cbc 100644 --- a/net/ipv6/raw.c +++ b/net/ipv6/raw.c @@ -53,6 +53,7 @@ #if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE) #include <net/mip6.h> #endif +#include <linux/mroute6.h> #include <net/raw.h> #include <net/rawv6.h> @@ -62,20 +63,9 @@ #include <linux/seq_file.h> static struct raw_hashinfo raw_v6_hashinfo = { - .lock = __RW_LOCK_UNLOCKED(), + .lock = __RW_LOCK_UNLOCKED(raw_v6_hashinfo.lock), }; -static void raw_v6_hash(struct sock *sk) -{ - raw_hash_sk(sk, &raw_v6_hashinfo); -} - -static void raw_v6_unhash(struct sock *sk) -{ - raw_unhash_sk(sk, &raw_v6_hashinfo); -} - - static struct sock *__raw_v6_lookup(struct net *net, struct sock *sk, unsigned short num, struct in6_addr *loc_addr, struct in6_addr *rmt_addr, int dif) @@ -87,7 +77,7 @@ static struct sock *__raw_v6_lookup(struct net *net, struct sock *sk, if (inet_sk(sk)->num == num) { struct ipv6_pinfo *np = inet6_sk(sk); - if (sk->sk_net != net) + if (!net_eq(sock_net(sk), net)) continue; if (!ipv6_addr_any(&np->daddr) && @@ -179,15 +169,10 @@ static int ipv6_raw_deliver(struct sk_buff *skb, int nexthdr) read_lock(&raw_v6_hashinfo.lock); sk = sk_head(&raw_v6_hashinfo.ht[hash]); - /* - * The first socket found will be delivered after - * delivery to transport protocols. - */ - if (sk == NULL) goto out; - net = skb->dev->nd_net; + net = dev_net(skb->dev); sk = __raw_v6_lookup(net, sk, nexthdr, daddr, saddr, IP6CB(skb)->iif); while (sk) { @@ -291,7 +276,7 @@ static int rawv6_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len) if (!sk->sk_bound_dev_if) goto out; - dev = dev_get_by_index(sk->sk_net, sk->sk_bound_dev_if); + dev = dev_get_by_index(sock_net(sk), sk->sk_bound_dev_if); if (!dev) { err = -ENODEV; goto out; @@ -304,7 +289,7 @@ static int rawv6_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len) v4addr = LOOPBACK4_IPV6; if (!(addr_type & IPV6_ADDR_MULTICAST)) { err = -EADDRNOTAVAIL; - if (!ipv6_chk_addr(sk->sk_net, &addr->sin6_addr, + if (!ipv6_chk_addr(sock_net(sk), &addr->sin6_addr, dev, 0)) { if (dev) dev_put(dev); @@ -372,9 +357,11 @@ void raw6_icmp_error(struct sk_buff *skb, int nexthdr, read_lock(&raw_v6_hashinfo.lock); sk = sk_head(&raw_v6_hashinfo.ht[hash]); if (sk != NULL) { - saddr = &ipv6_hdr(skb)->saddr; - daddr = &ipv6_hdr(skb)->daddr; - net = skb->dev->nd_net; + /* Note: ipv6_hdr(skb) != skb->data */ + struct ipv6hdr *ip6h = (struct ipv6hdr *)skb->data; + saddr = &ip6h->saddr; + daddr = &ip6h->daddr; + net = dev_net(skb->dev); while ((sk = __raw_v6_lookup(net, sk, nexthdr, saddr, daddr, IP6CB(skb)->iif))) { @@ -820,15 +807,6 @@ static int rawv6_sendmsg(struct kiocb *iocb, struct sock *sk, fl.fl6_flowlabel = np->flow_label; } - if (ipv6_addr_any(daddr)) { - /* - * unspecified destination address - * treated as error... is this correct ? - */ - fl6_sock_release(flowlabel); - return(-EINVAL); - } - if (fl.oif == 0) fl.oif = sk->sk_bound_dev_if; @@ -861,7 +839,10 @@ static int rawv6_sendmsg(struct kiocb *iocb, struct sock *sk, if (err) goto out; - ipv6_addr_copy(&fl.fl6_dst, daddr); + if (!ipv6_addr_any(daddr)) + ipv6_addr_copy(&fl.fl6_dst, daddr); + else + fl.fl6_dst.s6_addr[15] = 0x1; /* :: means loopback (BSD'ism) */ if (ipv6_addr_any(&fl.fl6_src) && !ipv6_addr_any(&np->saddr)) ipv6_addr_copy(&fl.fl6_src, &np->saddr); @@ -896,9 +877,7 @@ static int rawv6_sendmsg(struct kiocb *iocb, struct sock *sk, else hlimit = np->hop_limit; if (hlimit < 0) - hlimit = dst_metric(dst, RTAX_HOPLIMIT); - if (hlimit < 0) - hlimit = ipv6_get_hoplimit(dst->dev); + hlimit = ip6_dst_hoplimit(dst); } if (tclass < 0) { @@ -1153,7 +1132,11 @@ static int rawv6_ioctl(struct sock *sk, int cmd, unsigned long arg) } default: +#ifdef CONFIG_IPV6_MROUTE + return ip6mr_ioctl(sk, cmd, (void __user *)arg); +#else return -ENOIOCTLCMD; +#endif } } @@ -1161,7 +1144,7 @@ static void rawv6_close(struct sock *sk, long timeout) { if (inet_sk(sk)->num == IPPROTO_RAW) ip6_ra_control(sk, -1, NULL); - + ip6mr_sk_done(sk); sk_common_release(sk); } @@ -1184,8 +1167,6 @@ static int rawv6_init_sk(struct sock *sk) return(0); } -DEFINE_PROTO_INUSE(rawv6) - struct proto rawv6_prot = { .name = "RAWv6", .owner = THIS_MODULE, @@ -1201,14 +1182,14 @@ struct proto rawv6_prot = { .recvmsg = rawv6_recvmsg, .bind = rawv6_bind, .backlog_rcv = rawv6_rcv_skb, - .hash = raw_v6_hash, - .unhash = raw_v6_unhash, + .hash = raw_hash_sk, + .unhash = raw_unhash_sk, .obj_size = sizeof(struct raw6_sock), + .h.raw_hash = &raw_v6_hashinfo, #ifdef CONFIG_COMPAT .compat_setsockopt = compat_rawv6_setsockopt, .compat_getsockopt = compat_rawv6_getsockopt, #endif - REF_PROTO_INUSE(rawv6) }; #ifdef CONFIG_PROC_FS |