Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx...

[mirror_ubuntu-bionic-kernel.git] / net / ipv6 / addrconf.c

diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index c9b369034a4006562343825f2e73381e4aaf39f8..55f486d89c88eeb1d3e1409cd115cf996c9a8b07 100644 (file)
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -137,6 +137,8 @@ static DEFINE_SPINLOCK(addrconf_verify_lock);
 static void addrconf_join_anycast(struct inet6_ifaddr *ifp);
 static void addrconf_leave_anycast(struct inet6_ifaddr *ifp);
 
+static void addrconf_bonding_change(struct net_device *dev,
+                                   unsigned long event);
 static int addrconf_ifdown(struct net_device *dev, int how);
 
 static void addrconf_dad_start(struct inet6_ifaddr *ifp, u32 flags);
@@ -1405,8 +1407,8 @@ void addrconf_dad_failure(struct inet6_ifaddr *ifp)
        struct inet6_dev *idev = ifp->idev;
 
        if (net_ratelimit())
-               printk(KERN_INFO "%s: IPv6 duplicate address detected!\n",
-                       ifp->idev->dev->name);
+               printk(KERN_INFO "%s: IPv6 duplicate address %pI6c detected!\n",
+                       ifp->idev->dev->name, &ifp->addr);
 
        if (idev->cnf.accept_dad > 1 && !idev->cnf.disable_ipv6) {
                struct in6_addr addr;
@@ -2582,6 +2584,10 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event,
                                return notifier_from_errno(err);
                }
                break;
+       case NETDEV_BONDING_OLDTYPE:
+       case NETDEV_BONDING_NEWTYPE:
+               addrconf_bonding_change(dev, event);
+               break;
        }
 
        return NOTIFY_OK;
@@ -2595,6 +2601,19 @@ static struct notifier_block ipv6_dev_notf = {
        .priority = 0
 };
 
+static void addrconf_bonding_change(struct net_device *dev, unsigned long event)
+{
+       struct inet6_dev *idev;
+       ASSERT_RTNL();
+
+       idev = __in6_dev_get(dev);
+
+       if (event == NETDEV_BONDING_NEWTYPE)
+               ipv6_mc_remap(idev);
+       else if (event == NETDEV_BONDING_OLDTYPE)
+               ipv6_mc_unmap(idev);
+}
+
 static int addrconf_ifdown(struct net_device *dev, int how)
 {
        struct inet6_dev *idev;