1 files changed, 19 insertions, 0 deletions

diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index c9b369034a40..f216a41ceb22 100644
--- 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);
@@ -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;