Merge branch 'linus' into x86/urgent

34 files changed, 727 insertions, 479 deletions

diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index ff61a5cdb0b..9f4fcce6379 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -6,8 +6,6 @@
  *	Pedro Roque		<roque@di.fc.ul.pt>
  *	Alexey Kuznetsov	<kuznet@ms2.inr.ac.ru>
  *
- *	$Id: addrconf.c,v 1.69 2001/10/31 21:55:54 davem Exp $
- *
  *	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
@@ -121,6 +119,7 @@ static void ipv6_regen_rndid(unsigned long data);
 static int desync_factor = MAX_DESYNC_FACTOR * HZ;
 #endif
 
+static int ipv6_generate_eui64(u8 *eui, struct net_device *dev);
 static int ipv6_count_addresses(struct inet6_dev *idev);
 
 /*
@@ -185,6 +184,8 @@ struct ipv6_devconf ipv6_devconf __read_mostly = {
 #endif
 	.proxy_ndp		= 0,
 	.accept_source_route	= 0,	/* we do not accept RH0 by default. */
+	.disable_ipv6		= 0,
+	.accept_dad		= 1,
 };
 
 static struct ipv6_devconf ipv6_devconf_dflt __read_mostly = {
@@ -217,6 +218,8 @@ static struct ipv6_devconf ipv6_devconf_dflt __read_mostly = {
 #endif
 	.proxy_ndp		= 0,
 	.accept_source_route	= 0,	/* we do not accept RH0 by default. */
+	.disable_ipv6		= 0,
+	.accept_dad		= 1,
 };
 
 /* IPv6 Wildcard Address and Loopback Address defined by RFC2553 */
@@ -226,9 +229,15 @@ const struct in6_addr in6addr_linklocal_allnodes = IN6ADDR_LINKLOCAL_ALLNODES_IN
 const struct in6_addr in6addr_linklocal_allrouters = IN6ADDR_LINKLOCAL_ALLROUTERS_INIT;
 
 /* Check if a valid qdisc is available */
-static inline int addrconf_qdisc_ok(struct net_device *dev)
+static inline bool addrconf_qdisc_ok(const struct net_device *dev)
+{
+	return !qdisc_tx_is_noop(dev);
+}
+
+/* Check if a route is valid prefix route */
+static inline int addrconf_is_prefix_route(const struct rt6_info *rt)
 {
-	return (dev->qdisc != &noop_qdisc);
+	return ((rt->rt6i_flags & (RTF_GATEWAY | RTF_DEFAULT)) == 0);
 }
 
 static void addrconf_del_timer(struct inet6_ifaddr *ifp)
@@ -344,6 +353,8 @@ static struct inet6_dev * ipv6_add_dev(struct net_device *dev)
 		kfree(ndev);
 		return NULL;
 	}
+	if (ndev->cnf.forwarding)
+		dev_disable_lro(dev);
 	/* We refer to the device */
 	dev_hold(dev);
 
@@ -372,6 +383,9 @@ static struct inet6_dev * ipv6_add_dev(struct net_device *dev)
 	 */
 	in6_dev_hold(ndev);
 
+	if (dev->flags & (IFF_NOARP | IFF_LOOPBACK))
+		ndev->cnf.accept_dad = -1;
+
 #if defined(CONFIG_IPV6_SIT) || defined(CONFIG_IPV6_SIT_MODULE)
 	if (dev->type == ARPHRD_SIT && (dev->priv_flags & IFF_ISATAP)) {
 		printk(KERN_INFO
@@ -438,6 +452,8 @@ static void dev_forward_change(struct inet6_dev *idev)
 	if (!idev)
 		return;
 	dev = idev->dev;
+	if (idev->cnf.forwarding)
+		dev_disable_lro(dev);
 	if (dev && (dev->flags & IFF_MULTICAST)) {
 		if (idev->cnf.forwarding)
 			ipv6_dev_mc_inc(dev, &in6addr_linklocal_allrouters);
@@ -483,12 +499,14 @@ static void addrconf_fixup_forwarding(struct ctl_table *table, int *p, int old)
 	if (p == &net->ipv6.devconf_dflt->forwarding)
 		return;
 
+	rtnl_lock();
 	if (p == &net->ipv6.devconf_all->forwarding) {
 		__s32 newf = net->ipv6.devconf_all->forwarding;
 		net->ipv6.devconf_dflt->forwarding = newf;
 		addrconf_forward_change(net, newf);
 	} else if ((!*p) ^ (!old))
 		dev_forward_change((struct inet6_dev *)table->extra1);
+	rtnl_unlock();
 
 	if (*p)
 		rt6_purge_dflt_routers(net);
@@ -568,6 +586,13 @@ ipv6_add_addr(struct inet6_dev *idev, const struct in6_addr *addr, int pfxlen,
 	struct rt6_info *rt;
 	int hash;
 	int err = 0;
+	int addr_type = ipv6_addr_type(addr);
+
+	if (addr_type == IPV6_ADDR_ANY ||
+	    addr_type & IPV6_ADDR_MULTICAST ||
+	    (!(idev->dev->flags & IFF_LOOPBACK) &&
+	     addr_type & IPV6_ADDR_LOOPBACK))
+		return ERR_PTR(-EADDRNOTAVAIL);
 
 	rcu_read_lock_bh();
 	if (idev->dead) {
@@ -777,7 +802,7 @@ static void ipv6_del_addr(struct inet6_ifaddr *ifp)
 		ipv6_addr_prefix(&prefix, &ifp->addr, ifp->prefix_len);
 		rt = rt6_lookup(net, &prefix, NULL, ifp->idev->dev->ifindex, 1);
 
-		if (rt && ((rt->rt6i_flags & (RTF_GATEWAY | RTF_DEFAULT)) == 0)) {
+		if (rt && addrconf_is_prefix_route(rt)) {
 			if (onlink == 0) {
 				ip6_del_rt(rt);
 				rt = NULL;
@@ -958,7 +983,8 @@ static inline int ipv6_saddr_preferred(int type)
 	return 0;
 }
 
-static int ipv6_get_saddr_eval(struct ipv6_saddr_score *score,
+static int ipv6_get_saddr_eval(struct net *net,
+			       struct ipv6_saddr_score *score,
 			       struct ipv6_saddr_dst *dst,
 			       int i)
 {
@@ -1037,7 +1063,8 @@ static int ipv6_get_saddr_eval(struct ipv6_saddr_score *score,
 		break;
 	case IPV6_SADDR_RULE_LABEL:
 		/* Rule 6: Prefer matching label */
-		ret = ipv6_addr_label(&score->ifa->addr, score->addr_type,
+		ret = ipv6_addr_label(net,
+				      &score->ifa->addr, score->addr_type,
 				      score->ifa->idev->dev->ifindex) == dst->label;
 		break;
 #ifdef CONFIG_IPV6_PRIVACY
@@ -1091,7 +1118,7 @@ int ipv6_dev_get_saddr(struct net_device *dst_dev,
 	dst.addr = daddr;
 	dst.ifindex = dst_dev ? dst_dev->ifindex : 0;
 	dst.scope = __ipv6_addr_src_scope(dst_type);
-	dst.label = ipv6_addr_label(daddr, dst_type, dst.ifindex);
+	dst.label = ipv6_addr_label(net, daddr, dst_type, dst.ifindex);
 	dst.prefs = prefs;
 
 	hiscore->rule = -1;
@@ -1159,8 +1186,8 @@ int ipv6_dev_get_saddr(struct net_device *dst_dev,
 			for (i = 0; i < IPV6_SADDR_RULE_MAX; i++) {
 				int minihiscore, miniscore;
 
-				minihiscore = ipv6_get_saddr_eval(hiscore, &dst, i);
-				miniscore = ipv6_get_saddr_eval(score, &dst, i);
+				minihiscore = ipv6_get_saddr_eval(net, hiscore, &dst, i);
+				miniscore = ipv6_get_saddr_eval(net, score, &dst, i);
 
 				if (minihiscore > miniscore) {
 					if (i == IPV6_SADDR_RULE_SCOPE &&
@@ -1400,6 +1427,20 @@ static void addrconf_dad_stop(struct inet6_ifaddr *ifp)
 
 void addrconf_dad_failure(struct inet6_ifaddr *ifp)
 {
+	struct inet6_dev *idev = ifp->idev;
+	if (idev->cnf.accept_dad > 1 && !idev->cnf.disable_ipv6) {
+		struct in6_addr addr;
+
+		addr.s6_addr32[0] = htonl(0xfe800000);
+		addr.s6_addr32[1] = 0;
+
+		if (!ipv6_generate_eui64(addr.s6_addr + 8, idev->dev) &&
+		    ipv6_addr_equal(&ifp->addr, &addr)) {
+			/* DAD failed for link-local based on MAC address */
+			idev->cnf.disable_ipv6 = 1;
+		}
+	}
+
 	if (net_ratelimit())
 		printk(KERN_INFO "%s: duplicate address detected!\n", ifp->idev->dev->name);
 	addrconf_dad_stop(ifp);
@@ -1788,7 +1829,7 @@ void addrconf_prefix_rcv(struct net_device *dev, u8 *opt, int len)
 		rt = rt6_lookup(dev_net(dev), &pinfo->prefix, NULL,
 				dev->ifindex, 1);
 
-		if (rt && ((rt->rt6i_flags & (RTF_GATEWAY | RTF_DEFAULT)) == 0)) {
+		if (rt && addrconf_is_prefix_route(rt)) {
 			/* Autoconf prefix route */
 			if (valid_lft == 0) {
 				ip6_del_rt(rt);
@@ -1822,6 +1863,7 @@ void addrconf_prefix_rcv(struct net_device *dev, u8 *opt, int len)
 		struct inet6_ifaddr * ifp;
 		struct in6_addr addr;
 		int create = 0, update_lft = 0;
+		struct net *net = dev_net(dev);
 
 		if (pinfo->prefix_len == 64) {
 			memcpy(&addr, &pinfo->prefix, 8);
@@ -1840,7 +1882,7 @@ void addrconf_prefix_rcv(struct net_device *dev, u8 *opt, int len)
 
 ok:
 
-		ifp = ipv6_get_ifaddr(dev_net(dev), &addr, dev, 1);
+		ifp = ipv6_get_ifaddr(net, &addr, dev, 1);
 
 		if (ifp == NULL && valid_lft) {
 			int max_addresses = in6_dev->cnf.max_addresses;
@@ -1848,7 +1890,7 @@ ok:
 
 #ifdef CONFIG_IPV6_OPTIMISTIC_DAD
 			if (in6_dev->cnf.optimistic_dad &&
-			    !ipv6_devconf.forwarding)
+			    !net->ipv6.devconf_all->forwarding)
 				addr_flags = IFA_F_OPTIMISTIC;
 #endif
 
@@ -2277,7 +2319,7 @@ static void addrconf_add_linklocal(struct inet6_dev *idev, struct in6_addr *addr
 
 #ifdef CONFIG_IPV6_OPTIMISTIC_DAD
 	if (idev->cnf.optimistic_dad &&
-	    !ipv6_devconf.forwarding)
+	    !dev_net(idev->dev)->ipv6.devconf_all->forwarding)
 		addr_flags |= IFA_F_OPTIMISTIC;
 #endif
 
@@ -2732,6 +2774,7 @@ static void addrconf_dad_start(struct inet6_ifaddr *ifp, u32 flags)
 	spin_lock_bh(&ifp->lock);
 
 	if (dev->flags&(IFF_NOARP|IFF_LOOPBACK) ||
+	    idev->cnf.accept_dad < 1 ||
 	    !(ifp->flags&IFA_F_TENTATIVE) ||
 	    ifp->flags & IFA_F_NODAD) {
 		ifp->flags &= ~(IFA_F_TENTATIVE|IFA_F_OPTIMISTIC);
@@ -2779,6 +2822,11 @@ static void addrconf_dad_timer(unsigned long data)
 		read_unlock_bh(&idev->lock);
 		goto out;
 	}
+	if (idev->cnf.accept_dad > 1 && idev->cnf.disable_ipv6) {
+		read_unlock_bh(&idev->lock);
+		addrconf_dad_failure(ifp);
+		return;
+	}
 	spin_lock_bh(&ifp->lock);
 	if (ifp->probes == 0) {
 		/*
@@ -3638,6 +3686,8 @@ static inline void ipv6_store_devconf(struct ipv6_devconf *cnf,
 #ifdef CONFIG_IPV6_MROUTE
 	array[DEVCONF_MC_FORWARDING] = cnf->mc_forwarding;
 #endif
+	array[DEVCONF_DISABLE_IPV6] = cnf->disable_ipv6;
+	array[DEVCONF_ACCEPT_DAD] = cnf->accept_dad;
 }
 
 static inline size_t inet6_if_nlmsg_size(void)
@@ -4197,6 +4247,22 @@ static struct addrconf_sysctl_table
 		},
 #endif
 		{
+			.ctl_name	=	CTL_UNNUMBERED,
+			.procname	=	"disable_ipv6",
+			.data		=	&ipv6_devconf.disable_ipv6,
+			.maxlen		=	sizeof(int),
+			.mode		=	0644,
+			.proc_handler	=	&proc_dointvec,
+		},
+		{
+			.ctl_name	=	CTL_UNNUMBERED,
+			.procname	=	"accept_dad",
+			.data		=	&ipv6_devconf.accept_dad,
+			.maxlen		=	sizeof(int),
+			.mode		=	0644,
+			.proc_handler	=	&proc_dointvec,
+		},
+		{
 			.ctl_name	=	0,	/* sentinel */
 		}
 	},
diff --git a/net/ipv6/addrlabel.c b/net/ipv6/addrlabel.c
index 9bfa8846f26..08909039d87 100644
--- a/net/ipv6/addrlabel.c
+++ b/net/ipv6/addrlabel.c
@@ -29,6 +29,9 @@
  */
 struct ip6addrlbl_entry
 {
+#ifdef CONFIG_NET_NS
+	struct net *lbl_net;
+#endif
 	struct in6_addr prefix;
 	int prefixlen;
 	int ifindex;
@@ -46,6 +49,16 @@ static struct ip6addrlbl_table
 	u32 seq;
 } ip6addrlbl_table;
 
+static inline
+struct net *ip6addrlbl_net(const struct ip6addrlbl_entry *lbl)
+{
+#ifdef CONFIG_NET_NS
+	return lbl->lbl_net;
+#else
+	return &init_net;
+#endif
+}
+
 /*
  * Default policy table (RFC3484 + extensions)
  *
@@ -65,7 +78,7 @@ static struct ip6addrlbl_table
 
 #define IPV6_ADDR_LABEL_DEFAULT	0xffffffffUL
 
-static const __initdata struct ip6addrlbl_init_table
+static const __net_initdata struct ip6addrlbl_init_table
 {
 	const struct in6_addr *prefix;
 	int prefixlen;
@@ -108,6 +121,9 @@ static const __initdata struct ip6addrlbl_init_table
 /* Object management */
 static inline void ip6addrlbl_free(struct ip6addrlbl_entry *p)
 {
+#ifdef CONFIG_NET_NS
+	release_net(p->lbl_net);
+#endif
 	kfree(p);
 }
 
@@ -128,10 +144,13 @@ static inline void ip6addrlbl_put(struct ip6addrlbl_entry *p)
 }
 
 /* Find label */
-static int __ip6addrlbl_match(struct ip6addrlbl_entry *p,
+static int __ip6addrlbl_match(struct net *net,
+			      struct ip6addrlbl_entry *p,
 			      const struct in6_addr *addr,
 			      int addrtype, int ifindex)
 {
+	if (!net_eq(ip6addrlbl_net(p), net))
+		return 0;
 	if (p->ifindex && p->ifindex != ifindex)
 		return 0;
 	if (p->addrtype && p->addrtype != addrtype)
@@ -141,19 +160,21 @@ static int __ip6addrlbl_match(struct ip6addrlbl_entry *p,
 	return 1;
 }
 
-static struct ip6addrlbl_entry *__ipv6_addr_label(const struct in6_addr *addr,
+static struct ip6addrlbl_entry *__ipv6_addr_label(struct net *net,
+						  const struct in6_addr *addr,
 						  int type, int ifindex)
 {
 	struct hlist_node *pos;
 	struct ip6addrlbl_entry *p;
 	hlist_for_each_entry_rcu(p, pos, &ip6addrlbl_table.head, list) {
-		if (__ip6addrlbl_match(p, addr, type, ifindex))
+		if (__ip6addrlbl_match(net, p, addr, type, ifindex))
 			return p;
 	}
 	return NULL;
 }
 
-u32 ipv6_addr_label(const struct in6_addr *addr, int type, int ifindex)
+u32 ipv6_addr_label(struct net *net,
+		    const struct in6_addr *addr, int type, int ifindex)
 {
 	u32 label;
 	struct ip6addrlbl_entry *p;
@@ -161,7 +182,7 @@ u32 ipv6_addr_label(const struct in6_addr *addr, int type, int ifindex)
 	type &= IPV6_ADDR_MAPPED | IPV6_ADDR_COMPATv4 | IPV6_ADDR_LOOPBACK;
 
 	rcu_read_lock();
-	p = __ipv6_addr_label(addr, type, ifindex);
+	p = __ipv6_addr_label(net, addr, type, ifindex);
 	label = p ? p->label : IPV6_ADDR_LABEL_DEFAULT;
 	rcu_read_unlock();
 
@@ -174,7 +195,8 @@ u32 ipv6_addr_label(const struct in6_addr *addr, int type, int ifindex)
 }
 
 /* allocate one entry */
-static struct ip6addrlbl_entry *ip6addrlbl_alloc(const struct in6_addr *prefix,
+static struct ip6addrlbl_entry *ip6addrlbl_alloc(struct net *net,
+						 const struct in6_addr *prefix,
 						 int prefixlen, int ifindex,
 						 u32 label)
 {
@@ -216,6 +238,9 @@ static struct ip6addrlbl_entry *ip6addrlbl_alloc(const struct in6_addr *prefix,
 	newp->addrtype = addrtype;
 	newp->label = label;
 	INIT_HLIST_NODE(&newp->list);
+#ifdef CONFIG_NET_NS
+	newp->lbl_net = hold_net(net);
+#endif
 	atomic_set(&newp->refcnt, 1);
 	return newp;
 }
@@ -237,6 +262,7 @@ static int __ip6addrlbl_add(struct ip6addrlbl_entry *newp, int replace)
 		hlist_for_each_entry_safe(p, pos, n,
 					  &ip6addrlbl_table.head, list) {
 			if (p->prefixlen == newp->prefixlen &&
+			    net_eq(ip6addrlbl_net(p), ip6addrlbl_net(newp)) &&
 			    p->ifindex == newp->ifindex &&
 			    ipv6_addr_equal(&p->prefix, &newp->prefix)) {
 				if (!replace) {
@@ -261,7 +287,8 @@ out:
 }
 
 /* add a label */
-static int ip6addrlbl_add(const struct in6_addr *prefix, int prefixlen,
+static int ip6addrlbl_add(struct net *net,
+			  const struct in6_addr *prefix, int prefixlen,
 			  int ifindex, u32 label, int replace)
 {
 	struct ip6addrlbl_entry *newp;
@@ -274,7 +301,7 @@ static int ip6addrlbl_add(const struct in6_addr *prefix, int prefixlen,
 			(unsigned int)label,
 			replace);
 
-	newp = ip6addrlbl_alloc(prefix, prefixlen, ifindex, label);
+	newp = ip6addrlbl_alloc(net, prefix, prefixlen, ifindex, label);
 	if (IS_ERR(newp))
 		return PTR_ERR(newp);
 	spin_lock(&ip6addrlbl_table.lock);
@@ -286,7 +313,8 @@ static int ip6addrlbl_add(const struct in6_addr *prefix, int prefixlen,
 }
 
 /* remove a label */
-static int __ip6addrlbl_del(const struct in6_addr *prefix, int prefixlen,
+static int __ip6addrlbl_del(struct net *net,
+			    const struct in6_addr *prefix, int prefixlen,
 			    int ifindex)
 {
 	struct ip6addrlbl_entry *p = NULL;
@@ -300,6 +328,7 @@ static int __ip6addrlbl_del(const struct in6_addr *prefix, int prefixlen,
 
 	hlist_for_each_entry_safe(p, pos, n, &ip6addrlbl_table.head, list) {
 		if (p->prefixlen == prefixlen &&
+		    net_eq(ip6addrlbl_net(p), net) &&
 		    p->ifindex == ifindex &&
 		    ipv6_addr_equal(&p->prefix, prefix)) {
 			hlist_del_rcu(&p->list);
@@ -311,7 +340,8 @@ static int __ip6addrlbl_del(const struct in6_addr *prefix, int prefixlen,
 	return ret;
 }
 
-static int ip6addrlbl_del(const struct in6_addr *prefix, int prefixlen,
+static int ip6addrlbl_del(struct net *net,
+			  const struct in6_addr *prefix, int prefixlen,
 			  int ifindex)
 {
 	struct in6_addr prefix_buf;
@@ -324,13 +354,13 @@ static int ip6addrlbl_del(const struct in6_addr *prefix, int prefixlen,
 
 	ipv6_addr_prefix(&prefix_buf, prefix, prefixlen);
 	spin_lock(&ip6addrlbl_table.lock);
-	ret = __ip6addrlbl_del(&prefix_buf, prefixlen, ifindex);
+	ret = __ip6addrlbl_del(net, &prefix_buf, prefixlen, ifindex);
 	spin_unlock(&ip6addrlbl_table.lock);
 	return ret;
 }
 
 /* add default label */
-static __init int ip6addrlbl_init(void)
+static int __net_init ip6addrlbl_net_init(struct net *net)
 {
 	int err = 0;
 	int i;
@@ -338,7 +368,8 @@ static __init int ip6addrlbl_init(void)
 	ADDRLABEL(KERN_DEBUG "%s()\n", __func__);
 
 	for (i = 0; i < ARRAY_SIZE(ip6addrlbl_init_table); i++) {
-		int ret = ip6addrlbl_add(ip6addrlbl_init_table[i].prefix,
+		int ret = ip6addrlbl_add(net,
+					 ip6addrlbl_init_table[i].prefix,
 					 ip6addrlbl_init_table[i].prefixlen,
 					 0,
 					 ip6addrlbl_init_table[i].label, 0);
@@ -349,11 +380,32 @@ static __init int ip6addrlbl_init(void)
 	return err;
 }
 
+static void __net_exit ip6addrlbl_net_exit(struct net *net)
+{
+	struct ip6addrlbl_entry *p = NULL;
+	struct hlist_node *pos, *n;
+
+	/* Remove all labels belonging to the exiting net */
+	spin_lock(&ip6addrlbl_table.lock);
+	hlist_for_each_entry_safe(p, pos, n, &ip6addrlbl_table.head, list) {
+		if (net_eq(ip6addrlbl_net(p), net)) {
+			hlist_del_rcu(&p->list);
+			ip6addrlbl_put(p);
+		}
+	}
+	spin_unlock(&ip6addrlbl_table.lock);
+}
+
+static struct pernet_operations ipv6_addr_label_ops = {
+	.init = ip6addrlbl_net_init,
+	.exit = ip6addrlbl_net_exit,
+};
+
 int __init ipv6_addr_label_init(void)
 {
 	spin_lock_init(&ip6addrlbl_table.lock);
 
-	return ip6addrlbl_init();
+	return register_pernet_subsys(&ipv6_addr_label_ops);
 }
 
 static const struct nla_policy ifal_policy[IFAL_MAX+1] = {
@@ -371,9 +423,6 @@ static int ip6addrlbl_newdel(struct sk_buff *skb, struct nlmsghdr *nlh,
 	u32 label;
 	int err = 0;
 
-	if (net != &init_net)
-		return 0;
-
 	err = nlmsg_parse(nlh, sizeof(*ifal), tb, IFAL_MAX, ifal_policy);
 	if (err < 0)
 		return err;
@@ -385,7 +434,7 @@ static int ip6addrlbl_newdel(struct sk_buff *skb, struct nlmsghdr *nlh,
 		return -EINVAL;
 
 	if (ifal->ifal_index &&
-	    !__dev_get_by_index(&init_net, ifal->ifal_index))
+	    !__dev_get_by_index(net, ifal->ifal_index))
 		return -EINVAL;
 
 	if (!tb[IFAL_ADDRESS])
@@ -403,12 +452,12 @@ static int ip6addrlbl_newdel(struct sk_buff *skb, struct nlmsghdr *nlh,
 
 	switch(nlh->nlmsg_type) {
 	case RTM_NEWADDRLABEL:
-		err = ip6addrlbl_add(pfx, ifal->ifal_prefixlen,
+		err = ip6addrlbl_add(net, pfx, ifal->ifal_prefixlen,
 				     ifal->ifal_index, label,
 				     nlh->nlmsg_flags & NLM_F_REPLACE);
 		break;
 	case RTM_DELADDRLABEL:
-		err = ip6addrlbl_del(pfx, ifal->ifal_prefixlen,
+		err = ip6addrlbl_del(net, pfx, ifal->ifal_prefixlen,
 				     ifal->ifal_index);
 		break;
 	default:
@@ -458,12 +507,10 @@ static int ip6addrlbl_dump(struct sk_buff *skb, struct netlink_callback *cb)
 	int idx = 0, s_idx = cb->args[0];
 	int err;
 
-	if (net != &init_net)
-		return 0;
-
 	rcu_read_lock();
 	hlist_for_each_entry_rcu(p, pos, &ip6addrlbl_table.head, list) {
-		if (idx >= s_idx) {
+		if (idx >= s_idx &&
+		    net_eq(ip6addrlbl_net(p), net)) {
 			if ((err = ip6addrlbl_fill(skb, p,
 						   ip6addrlbl_table.seq,
 						   NETLINK_CB(cb->skb).pid,
@@ -499,9 +546,6 @@ static int ip6addrlbl_get(struct sk_buff *in_skb, struct nlmsghdr* nlh,
 	struct ip6addrlbl_entry *p;
 	struct sk_buff *skb;
 
-	if (net != &init_net)
-		return 0;
-
 	err = nlmsg_parse(nlh, sizeof(*ifal), tb, IFAL_MAX, ifal_policy);
 	if (err < 0)
 		return err;
@@ -513,7 +557,7 @@ static int ip6addrlbl_get(struct sk_buff *in_skb, struct nlmsghdr* nlh,
 		return -EINVAL;
 
 	if (ifal->ifal_index &&
-	    !__dev_get_by_index(&init_net, ifal->ifal_index))
+	    !__dev_get_by_index(net, ifal->ifal_index))
 		return -EINVAL;
 
 	if (!tb[IFAL_ADDRESS])
@@ -524,7 +568,7 @@ static int ip6addrlbl_get(struct sk_buff *in_skb, struct nlmsghdr* nlh,
 		return -EINVAL;
 
 	rcu_read_lock();
-	p = __ipv6_addr_label(addr, ipv6_addr_type(addr), ifal->ifal_index);
+	p = __ipv6_addr_label(net, addr, ipv6_addr_type(addr), ifal->ifal_index);
 	if (p && ip6addrlbl_hold(p))
 		p = NULL;
 	lseq = ip6addrlbl_table.seq;
@@ -552,7 +596,7 @@ static int ip6addrlbl_get(struct sk_buff *in_skb, struct nlmsghdr* nlh,
 		goto out;
 	}
 
-	err = rtnl_unicast(skb, &init_net, NETLINK_CB(in_skb).pid);
+	err = rtnl_unicast(skb, net, NETLINK_CB(in_skb).pid);
 out:
 	return err;
 }
diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index e84b3fd17fb..3d828bc4b1c 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -7,8 +7,6 @@
  *
  *	Adapted from linux/net/ipv4/af_inet.c
  *
- *	$Id: af_inet6.c,v 1.66 2002/02/01 22:01:04 davem Exp $
- *
  * 	Fixes:
  *	piggy, Karl Knutson	:	Socket protocol table
  * 	Hideaki YOSHIFUJI	:	sin6_scope_id support
@@ -61,9 +59,7 @@
 
 #include <asm/uaccess.h>
 #include <asm/system.h>
-#ifdef CONFIG_IPV6_MROUTE
 #include <linux/mroute6.h>
-#endif
 
 MODULE_AUTHOR("Cast of dozens");
 MODULE_DESCRIPTION("IPv6 protocol stack for Linux");
@@ -373,7 +369,7 @@ int inet6_release(struct socket *sock)
 
 EXPORT_SYMBOL(inet6_release);
 
-int inet6_destroy_sock(struct sock *sk)
+void inet6_destroy_sock(struct sock *sk)
 {
 	struct ipv6_pinfo *np = inet6_sk(sk);
 	struct sk_buff *skb;
@@ -391,8 +387,6 @@ int inet6_destroy_sock(struct sock *sk)
 
 	if ((opt = xchg(&np->opt, NULL)) != NULL)
 		sock_kfree_s(sk, opt, opt->tot_len);
-
-	return 0;
 }
 
 EXPORT_SYMBOL_GPL(inet6_destroy_sock);
@@ -956,9 +950,9 @@ static int __init inet6_init(void)
 	err = icmpv6_init();
 	if (err)
 		goto icmp_fail;
-#ifdef CONFIG_IPV6_MROUTE
-	ip6_mr_init();
-#endif
+	err = ip6_mr_init();
+	if (err)
+		goto ipmr_fail;
 	err = ndisc_init();
 	if (err)
 		goto ndisc_fail;
@@ -1061,6 +1055,8 @@ netfilter_fail:
 igmp_fail:
 	ndisc_cleanup();
 ndisc_fail:
+	ip6_mr_cleanup();
+ipmr_fail:
 	icmpv6_cleanup();
 icmp_fail:
 	unregister_pernet_subsys(&inet6_net_ops);
@@ -1115,6 +1111,7 @@ static void __exit inet6_exit(void)
 	ipv6_netfilter_fini();
 	igmp6_cleanup();
 	ndisc_cleanup();
+	ip6_mr_cleanup();
 	icmpv6_cleanup();
 	rawv6_exit();
 
diff --git a/net/ipv6/anycast.c b/net/ipv6/anycast.c
index 4e1b29fabdf..8336cd81cb4 100644
--- a/net/ipv6/anycast.c
+++ b/net/ipv6/anycast.c
@@ -60,7 +60,7 @@ int ipv6_sock_ac_join(struct sock *sk, int ifindex, struct in6_addr *addr)
 	struct inet6_dev *idev;
 	struct ipv6_ac_socklist *pac;
 	struct net *net = sock_net(sk);
-	int	ishost = !ipv6_devconf.forwarding;
+	int	ishost = !net->ipv6.devconf_all->forwarding;
 	int	err = 0;
 
 	if (!capable(CAP_NET_ADMIN))
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index 0f0f94a4033..f7b535dec86 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -5,8 +5,6 @@
  *	Authors:
  *	Pedro Roque		<roque@di.fc.ul.pt>
  *
- *	$Id: datagram.c,v 1.24 2002/02/01 22:01:04 davem Exp $
- *
  *	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
diff --git a/net/ipv6/exthdrs.c b/net/ipv6/exthdrs.c
index dcf94fdfb86..837c830d6d8 100644
--- a/net/ipv6/exthdrs.c
+++ b/net/ipv6/exthdrs.c
@@ -7,8 +7,6 @@
  *	Andi Kleen		<ak@muc.de>
  *	Alexey Kuznetsov	<kuznet@ms2.inr.ac.ru>
  *
- *	$Id: exthdrs.c,v 1.13 2001/06/19 15:58:56 davem Exp $
- *
  *	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
@@ -321,7 +319,7 @@ static int ipv6_rthdr_rcv(struct sk_buff *skb)
 	int n, i;
 	struct ipv6_rt_hdr *hdr;
 	struct rt0_hdr *rthdr;
-	int accept_source_route = ipv6_devconf.accept_source_route;
+	int accept_source_route = dev_net(skb->dev)->ipv6.devconf_all->accept_source_route;
 
 	idev = in6_dev_get(skb->dev);
 	if (idev) {
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index d42dd16d348..abedf95fdf2 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -5,8 +5,6 @@
  *	Authors:
  *	Pedro Roque		<roque@di.fc.ul.pt>
  *
- *	$Id: icmp.c,v 1.38 2002/02/08 03:57:19 davem Exp $
- *
  *	Based on net/ipv4/icmp.c
  *
  *	RFC 1885
@@ -956,7 +954,8 @@ ctl_table ipv6_icmp_table_template[] = {
 		.data		= &init_net.ipv6.sysctl.icmpv6_time,
 		.maxlen		= sizeof(int),
 		.mode		= 0644,
-		.proc_handler	= &proc_dointvec
+		.proc_handler	= &proc_dointvec_ms_jiffies,
+		.strategy	= &sysctl_ms_jiffies
 	},
 	{ .ctl_name = 0 },
 };
diff --git a/net/ipv6/inet6_hashtables.c b/net/ipv6/inet6_hashtables.c
index 580014aea4d..00a8a5f9380 100644
--- a/net/ipv6/inet6_hashtables.c
+++ b/net/ipv6/inet6_hashtables.c
@@ -68,7 +68,7 @@ struct sock *__inet6_lookup_established(struct net *net,
 	/* Optimize here for direct hit, only listening connections can
 	 * have wildcards anyways.
 	 */
-	unsigned int hash = inet6_ehashfn(daddr, hnum, saddr, sport);
+	unsigned int hash = inet6_ehashfn(net, daddr, hnum, saddr, sport);
 	struct inet_ehash_bucket *head = inet_ehash_bucket(hashinfo, hash);
 	rwlock_t *lock = inet_ehash_lockp(hashinfo, hash);
 
@@ -104,7 +104,8 @@ struct sock *inet6_lookup_listener(struct net *net,
 	int score, hiscore = 0;
 
 	read_lock(&hashinfo->lhash_lock);
-	sk_for_each(sk, node, &hashinfo->listening_hash[inet_lhashfn(hnum)]) {
+	sk_for_each(sk, node,
+			&hashinfo->listening_hash[inet_lhashfn(net, hnum)]) {
 		if (net_eq(sock_net(sk), net) && inet_sk(sk)->num == hnum &&
 				sk->sk_family == PF_INET6) {
 			const struct ipv6_pinfo *np = inet6_sk(sk);
@@ -165,14 +166,14 @@ static int __inet6_check_established(struct inet_timewait_death_row *death_row,
 	const struct in6_addr *saddr = &np->daddr;
 	const int dif = sk->sk_bound_dev_if;
 	const __portpair ports = INET_COMBINED_PORTS(inet->dport, lport);
-	const unsigned int hash = inet6_ehashfn(daddr, lport, saddr,
+	struct net *net = sock_net(sk);
+	const unsigned int hash = inet6_ehashfn(net, daddr, lport, saddr,
 						inet->dport);
 	struct inet_ehash_bucket *head = inet_ehash_bucket(hinfo, hash);
 	rwlock_t *lock = inet_ehash_lockp(hinfo, hash);
 	struct sock *sk2;
 	const struct hlist_node *node;
 	struct inet_timewait_sock *tw;
-	struct net *net = sock_net(sk);
 
 	prefetch(head->chain.first);
 	write_lock(lock);
@@ -209,11 +210,11 @@ unique:
 
 	if (twp != NULL) {
 		*twp = tw;
-		NET_INC_STATS_BH(LINUX_MIB_TIMEWAITRECYCLED);
+		NET_INC_STATS_BH(twsk_net(tw), LINUX_MIB_TI