X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=net%2Fipv6%2Faddrconf.c;h=06012920912a2f44e4f0b961e7c7108279a180de;hb=3f5f4346b6d3c8bc33780a941da2473c4be2c989;hp=329de679ac383c656122a80013076133d7643fc6;hpb=ec4883b015c3212f6f6d04fb2ff45f528492f598;p=linux-2.6

diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 329de679ac..0601292091 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -1034,7 +1034,7 @@ int ipv6_dev_get_saddr(struct net_device *daddr_dev,
 			}
 
 			/* Rule 4: Prefer home address */
-#ifdef CONFIG_IPV6_MIP6
+#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
 			if (hiscore.rule < 4) {
 				if (ifa_result->flags & IFA_F_HOMEADDRESS)
 					hiscore.attrs |= IPV6_SADDR_SCORE_HOA;
@@ -2154,6 +2154,15 @@ static void addrconf_dev_config(struct net_device *dev)
 
 	ASSERT_RTNL();
 
+	if ((dev->type != ARPHRD_ETHER) &&
+	    (dev->type != ARPHRD_FDDI) &&
+	    (dev->type != ARPHRD_IEEE802_TR) &&
+	    (dev->type != ARPHRD_ARCNET) &&
+	    (dev->type != ARPHRD_INFINIBAND)) {
+		/* Alas, we support only Ethernet autoconfiguration. */
+		return;
+	}
+
 	idev = addrconf_add_dev(dev);
 	if (idev == NULL)
 		return;
@@ -2241,36 +2250,16 @@ static void addrconf_ip6_tnl_config(struct net_device *dev)
 	ip6_tnl_add_linklocal(idev);
 }
 
-static int ipv6_hwtype(struct net_device *dev)
-{
-	if ((dev->type == ARPHRD_ETHER) ||
-	    (dev->type == ARPHRD_LOOPBACK) ||
-	    (dev->type == ARPHRD_SIT) ||
-	    (dev->type == ARPHRD_TUNNEL6) ||
-	    (dev->type == ARPHRD_FDDI) ||
-	    (dev->type == ARPHRD_IEEE802_TR) ||
-	    (dev->type == ARPHRD_ARCNET) ||
-	    (dev->type == ARPHRD_INFINIBAND))
-		return 1;
-
-	return 0;
-}
-
 static int addrconf_notify(struct notifier_block *this, unsigned long event,
 			   void * data)
 {
 	struct net_device *dev = (struct net_device *) data;
-	struct inet6_dev *idev;
+	struct inet6_dev *idev = __in6_dev_get(dev);
 	int run_pending = 0;
 
-	if (!ipv6_hwtype(dev))
-		return NOTIFY_OK;
-
-	idev = __in6_dev_get(dev);
-
 	switch(event) {
 	case NETDEV_REGISTER:
-		if (!idev) {
+		if (!idev && dev->mtu >= IPV6_MIN_MTU) {
 			idev = ipv6_add_dev(dev);
 			if (!idev)
 				printk(KERN_WARNING "IPv6: add_dev failed for %s\n",
@@ -2279,6 +2268,9 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event,
 		break;
 	case NETDEV_UP:
 	case NETDEV_CHANGE:
+		if (dev->flags & IFF_SLAVE)
+			break;
+
 		if (event == NETDEV_UP) {
 			if (!netif_carrier_ok(dev)) {
 				/* device is not ready yet. */
@@ -2483,6 +2475,7 @@ static int addrconf_ifdown(struct net_device *dev, int how)
 		write_unlock_bh(&idev->lock);
 
 		__ipv6_ifa_notify(RTM_DELADDR, ifa);
+		atomic_notifier_call_chain(&inet6addr_chain, NETDEV_DOWN, ifa);
 		in6_ifa_put(ifa);
 
 		write_lock_bh(&idev->lock);
@@ -2793,7 +2786,7 @@ static int if6_seq_show(struct seq_file *seq, void *v)
 	return 0;
 }
 
-static struct seq_operations if6_seq_ops = {
+static const struct seq_operations if6_seq_ops = {
 	.start	= if6_seq_start,
 	.next	= if6_seq_next,
 	.show	= if6_seq_show,
@@ -2843,7 +2836,7 @@ void if6_proc_exit(void)
 }
 #endif	/* CONFIG_PROC_FS */
 
-#ifdef CONFIG_IPV6_MIP6
+#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
 /* Check if address is a home address configured on any interface. */
 int ipv6_chk_home_addr(struct in6_addr *addr)
 {
@@ -2990,7 +2983,7 @@ static struct in6_addr *extract_addr(struct nlattr *addr, struct nlattr *local)
 	return pfx;
 }
 
-static struct nla_policy ifa_ipv6_policy[IFA_MAX+1] __read_mostly = {
+static const struct nla_policy ifa_ipv6_policy[IFA_MAX+1] = {
 	[IFA_ADDRESS]		= { .len = sizeof(struct in6_addr) },
 	[IFA_LOCAL]		= { .len = sizeof(struct in6_addr) },
 	[IFA_CACHEINFO]		= { .len = sizeof(struct ifa_cacheinfo) },
@@ -4251,7 +4244,6 @@ errout:
 void __exit addrconf_cleanup(void)
 {
 	struct net_device *dev;
-	struct inet6_dev *idev;
 	struct inet6_ifaddr *ifa;
 	int i;
 
@@ -4269,7 +4261,7 @@ void __exit addrconf_cleanup(void)
 	 */
 
 	for_each_netdev(dev) {
-		if ((idev = __in6_dev_get(dev)) == NULL)
+		if (__in6_dev_get(dev) == NULL)
 			continue;
 		addrconf_ifdown(dev, 1);
 	}