Bring eventhandler callbacks for pf.

This enables pf to track dynamic address changes on interfaces (dailup) with
the "on (<ifname>)"-syntax. This also brings hooks in anticipation of
tracking cloned interfaces, which will be in future versions of pf.

Approved by: bms(mentor)

1 files changed, 3 insertions, 0 deletions

diff --git a/sys/netinet6/in6.c b/sys/netinet6/in6.c
index 801472a..4c0dd5b 100644
--- a/sys/netinet6/in6.c
+++ b/sys/netinet6/in6.c
@@ -667,6 +667,8 @@ in6_control(so, cmd, data, ifp, td)
 			 */
 			pfxlist_onlink_check();
 		}
+		if (error == 0 && ia)
+			EVENTHANDLER_INVOKE(ifaddr_event, ifp);
 		break;
 	}
 
@@ -714,6 +716,7 @@ in6_control(so, cmd, data, ifp, td)
 
 	  purgeaddr:
 		in6_purgeaddr(&ia->ia_ifa);
+		EVENTHANDLER_INVOKE(ifaddr_event, ifp);
 		break;
 	}