Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux...

[deliverable/linux.git] / net / ipv4 / igmp.c

diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index 01b4284ed694fc86540da28253e159625acc0f5e..d41e5de79a822b658b8bde74c3d88f96524f2166 100644 (file)
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -1298,6 +1298,28 @@ void ip_mc_dec_group(struct in_device *in_dev, __be32 addr)
        }
 }
 
+/* Device changing type */
+
+void ip_mc_unmap(struct in_device *in_dev)
+{
+       struct ip_mc_list *i;
+
+       ASSERT_RTNL();
+
+       for (i = in_dev->mc_list; i; i = i->next)
+               igmp_group_dropped(i);
+}
+
+void ip_mc_remap(struct in_device *in_dev)
+{
+       struct ip_mc_list *i;
+
+       ASSERT_RTNL();
+
+       for (i = in_dev->mc_list; i; i = i->next)
+               igmp_group_added(i);
+}
+
 /* Device going down */
 
 void ip_mc_down(struct in_device *in_dev)