[IPV6] ADDRCONF: Fix array size for sysctls.

[h-e-n] / net / ipv6 / tcp_ipv6.c

diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 8dd7296..378cc40 100644 (file)
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -60,6 +60,7 @@
 #include <net/dsfield.h>
 #include <net/timewait_sock.h>
 #include <net/netdma.h>
+#include <net/inet_common.h>
 
 #include <asm/uaccess.h>
 
@@ -321,7 +322,7 @@ static void tcp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
        struct tcp_sock *tp;
        __u32 seq;
 
-       sk = inet6_lookup(skb->dev->nd_net, &tcp_hashinfo, &hdr->daddr,
+       sk = inet6_lookup(dev_net(skb->dev), &tcp_hashinfo, &hdr->daddr,
                        th->dest, &hdr->saddr, th->source, skb->dev->ifindex);
 
        if (sk == NULL) {
@@ -988,7 +989,7 @@ static void tcp_v6_send_reset(struct sock *sk, struct sk_buff *skb)
        struct tcphdr *th = tcp_hdr(skb), *t1;
        struct sk_buff *buff;
        struct flowi fl;
-       struct net *net = skb->dst->dev->nd_net;
+       struct net *net = dev_net(skb->dst->dev);
        struct sock *ctl_sk = net->ipv6.tcp_sk;
        unsigned int tot_len = sizeof(*th);
 #ifdef CONFIG_TCP_MD5SIG
@@ -1093,7 +1094,7 @@ static void tcp_v6_send_ack(struct tcp_timewait_sock *tw,
        struct tcphdr *th = tcp_hdr(skb), *t1;
        struct sk_buff *buff;
        struct flowi fl;
-       struct net *net = skb->dev->nd_net;
+       struct net *net = dev_net(skb->dev);
        struct sock *ctl_sk = net->ipv6.tcp_sk;
        unsigned int tot_len = sizeof(struct tcphdr);
        __be32 *topt;
@@ -1218,7 +1219,7 @@ static struct sock *tcp_v6_hnd_req(struct sock *sk,struct sk_buff *skb)
        if (req)
                return tcp_check_req(sk, skb, req, prev);
 
-       nsk = __inet6_lookup_established(sk->sk_net, &tcp_hashinfo,
+       nsk = __inet6_lookup_established(sock_net(sk), &tcp_hashinfo,
                        &ipv6_hdr(skb)->saddr, th->source,
                        &ipv6_hdr(skb)->daddr, ntohs(th->dest), inet6_iif(skb));
 
@@ -1739,7 +1740,7 @@ static int tcp_v6_rcv(struct sk_buff *skb)
        TCP_SKB_CB(skb)->flags = ipv6_get_dsfield(ipv6_hdr(skb));
        TCP_SKB_CB(skb)->sacked = 0;
 
-       sk = __inet6_lookup(skb->dev->nd_net, &tcp_hashinfo,
+       sk = __inet6_lookup(dev_net(skb->dev), &tcp_hashinfo,
                        &ipv6_hdr(skb)->saddr, th->source,
                        &ipv6_hdr(skb)->daddr, ntohs(th->dest),
                        inet6_iif(skb));
@@ -1822,7 +1823,7 @@ do_time_wait:
        {
                struct sock *sk2;
 
-               sk2 = inet6_lookup_listener(skb->dev->nd_net, &tcp_hashinfo,
+               sk2 = inet6_lookup_listener(dev_net(skb->dev), &tcp_hashinfo,
                                            &ipv6_hdr(skb)->daddr,
                                            ntohs(th->dest), inet6_iif(skb));
                if (sk2 != NULL) {
@@ -2140,8 +2141,6 @@ void tcp6_proc_exit(struct net *net)
 }
 #endif
 
-DEFINE_PROTO_INUSE(tcpv6)
-
 struct proto tcpv6_prot = {
        .name                   = "TCPv6",
        .owner                  = THIS_MODULE,
@@ -2177,7 +2176,6 @@ struct proto tcpv6_prot = {
        .compat_setsockopt      = compat_tcp_setsockopt,
        .compat_getsockopt      = compat_tcp_getsockopt,
 #endif
-       REF_PROTO_INUSE(tcpv6)
 };
 
 static struct inet6_protocol tcpv6_protocol = {
@@ -2201,22 +2199,13 @@ static struct inet_protosw tcpv6_protosw = {
 
 static int tcpv6_net_init(struct net *net)
 {
-       int err;
-       struct socket *sock;
-       struct sock *sk;
-
-       err = inet_csk_ctl_sock_create(&sock, PF_INET6, SOCK_RAW, IPPROTO_TCP);
-       if (err)
-               return err;
-
-       net->ipv6.tcp_sk = sk = sock->sk;
-       sk_change_net(sk, net);
-       return err;
+       return inet_ctl_sock_create(&net->ipv6.tcp_sk, PF_INET6,
+                                   SOCK_RAW, IPPROTO_TCP, net);
 }
 
 static void tcpv6_net_exit(struct net *net)
 {
-       sk_release_kernel(net->ipv6.tcp_sk);
+       inet_ctl_sock_destroy(net->ipv6.tcp_sk);
 }
 
 static struct pernet_operations tcpv6_net_ops = {