1 files changed, 39 insertions, 49 deletions

diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index 5cac14a5c778..18cb928c8d92 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -98,6 +98,11 @@ static int inet6_create(struct socket *sock, int protocol)
 	int try_loading_module = 0;
 	int err;
 
+	if (sock->type != SOCK_RAW &&
+	    sock->type != SOCK_DGRAM &&
+	    !inet_ehash_secret)
+		build_ehash_secret();
+
 	/* Look for the requested type/protocol pair. */
 	answer = NULL;
 lookup_protocol:
@@ -349,6 +354,8 @@ out:
 	return err;
 }
 
+EXPORT_SYMBOL(inet6_bind);
+
 int inet6_release(struct socket *sock)
 {
 	struct sock *sk = sock->sk;
@@ -365,6 +372,8 @@ int inet6_release(struct socket *sock)
 	return inet_release(sock);
 }
 
+EXPORT_SYMBOL(inet6_release);
+
 int inet6_destroy_sock(struct sock *sk)
 {
 	struct ipv6_pinfo *np = inet6_sk(sk);
@@ -428,6 +437,8 @@ int inet6_getname(struct socket *sock, struct sockaddr *uaddr,
 	return(0);
 }
 
+EXPORT_SYMBOL(inet6_getname);
+
 int inet6_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
 {
 	struct sock *sk = sock->sk;
@@ -437,6 +448,9 @@ int inet6_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
 	case SIOCGSTAMP:
 		return sock_get_timestamp(sk, (struct timeval __user *)arg);
 
+	case SIOCGSTAMPNS:
+		return sock_get_timestampns(sk, (struct timespec __user *)arg);
+
 	case SIOCADDRT:
 	case SIOCDELRT:
 
@@ -457,6 +471,8 @@ int inet6_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
 	return(0);
 }
 
+EXPORT_SYMBOL(inet6_ioctl);
+
 const struct proto_ops inet6_stream_ops = {
 	.family		   = PF_INET6,
 	.owner		   = THIS_MODULE,
@@ -603,6 +619,8 @@ out_illegal:
 	goto out;
 }
 
+EXPORT_SYMBOL(inet6_register_protosw);
+
 void
 inet6_unregister_protosw(struct inet_protosw *p)
 {
@@ -619,6 +637,8 @@ inet6_unregister_protosw(struct inet_protosw *p)
 	}
 }
 
+EXPORT_SYMBOL(inet6_unregister_protosw);
+
 int inet6_sk_rebuild_header(struct sock *sk)
 {
 	int err;
@@ -678,7 +698,8 @@ int ipv6_opt_accepted(struct sock *sk, struct sk_buff *skb)
 	if (np->rxopt.all) {
 		if ((opt->hop && (np->rxopt.bits.hopopts ||
 				  np->rxopt.bits.ohopopts)) ||
-		    ((IPV6_FLOWINFO_MASK & *(__be32*)skb->nh.raw) &&
+		    ((IPV6_FLOWINFO_MASK &
+		      *(__be32 *)skb_network_header(skb)) &&
 		     np->rxopt.bits.rxflow) ||
 		    (opt->srcrt && (np->rxopt.bits.srcrt ||
 		     np->rxopt.bits.osrcrt)) ||
@@ -691,61 +712,28 @@ int ipv6_opt_accepted(struct sock *sk, struct sk_buff *skb)
 
 EXPORT_SYMBOL_GPL(ipv6_opt_accepted);
 
-int
-snmp6_mib_init(void *ptr[2], size_t mibsize, size_t mibalign)
-{
-	if (ptr == NULL)
-		return -EINVAL;
-
-	ptr[0] = __alloc_percpu(mibsize);
-	if (!ptr[0])
-		goto err0;
-
-	ptr[1] = __alloc_percpu(mibsize);
-	if (!ptr[1])
-		goto err1;
-
-	return 0;
-
-err1:
-	free_percpu(ptr[0]);
-	ptr[0] = NULL;
-err0:
-	return -ENOMEM;
-}
-
-void
-snmp6_mib_free(void *ptr[2])
-{
-	if (ptr == NULL)
-		return;
-	free_percpu(ptr[0]);
-	free_percpu(ptr[1]);
-	ptr[0] = ptr[1] = NULL;
-}
-
 static int __init init_ipv6_mibs(void)
 {
-	if (snmp6_mib_init((void **)ipv6_statistics, sizeof (struct ipstats_mib),
-			   __alignof__(struct ipstats_mib)) < 0)
+	if (snmp_mib_init((void **)ipv6_statistics, sizeof (struct ipstats_mib),
+			  __alignof__(struct ipstats_mib)) < 0)
 		goto err_ip_mib;
-	if (snmp6_mib_init((void **)icmpv6_statistics, sizeof (struct icmpv6_mib),
-			   __alignof__(struct icmpv6_mib)) < 0)
+	if (snmp_mib_init((void **)icmpv6_statistics, sizeof (struct icmpv6_mib),
+			  __alignof__(struct icmpv6_mib)) < 0)
 		goto err_icmp_mib;
-	if (snmp6_mib_init((void **)udp_stats_in6, sizeof (struct udp_mib),
-			   __alignof__(struct udp_mib)) < 0)
+	if (snmp_mib_init((void **)udp_stats_in6, sizeof (struct udp_mib),
+			  __alignof__(struct udp_mib)) < 0)
 		goto err_udp_mib;
-	if (snmp6_mib_init((void **)udplite_stats_in6, sizeof (struct udp_mib),
-			   __alignof__(struct udp_mib)) < 0)
+	if (snmp_mib_init((void **)udplite_stats_in6, sizeof (struct udp_mib),
+			  __alignof__(struct udp_mib)) < 0)
 		goto err_udplite_mib;
 	return 0;
 
 err_udplite_mib:
-	snmp6_mib_free((void **)udp_stats_in6);
+	snmp_mib_free((void **)udp_stats_in6);
 err_udp_mib:
-	snmp6_mib_free((void **)icmpv6_statistics);
+	snmp_mib_free((void **)icmpv6_statistics);
 err_icmp_mib:
-	snmp6_mib_free((void **)ipv6_statistics);
+	snmp_mib_free((void **)ipv6_statistics);
 err_ip_mib:
 	return -ENOMEM;
 
@@ -753,10 +741,10 @@ err_ip_mib:
 
 static void cleanup_ipv6_mibs(void)
 {
-	snmp6_mib_free((void **)ipv6_statistics);
-	snmp6_mib_free((void **)icmpv6_statistics);
-	snmp6_mib_free((void **)udp_stats_in6);
-	snmp6_mib_free((void **)udplite_stats_in6);
+	snmp_mib_free((void **)ipv6_statistics);
+	snmp_mib_free((void **)icmpv6_statistics);
+	snmp_mib_free((void **)udp_stats_in6);
+	snmp_mib_free((void **)udplite_stats_in6);
 }
 
 static int __init inet6_init(void)
@@ -929,6 +917,8 @@ static void __exit inet6_exit(void)
 {
 	/* First of all disallow new sockets creation. */
 	sock_unregister(PF_INET6);
+	/* Disallow any further netlink messages */
+	rtnl_unregister_all(PF_INET6);
 
 	/* Cleanup code parts. */
 	ipv6_packet_cleanup();