From: Donald Sharp <sharpd@cumulusnetworks.com>
Date: Tue, 20 Jun 2017 13:25:36 +0000 (-0400)
Subject: pimd: Only add a igmp socket if the address is ipv4
X-Git-Tag: frr-4.0-dev~468^2~42
X-Git-Url: https://git.puffer.fish/?a=commitdiff_plain;h=c77a04e427fe3306fc9bbcf40e86e345701338d8;p=mirror%2Ffrr.git

pimd: Only add a igmp socket if the address is ipv4

When the secondary addresses got expanded to allow
v6 on the list, we needed to limit the igmp sockets
to just v4 currently.

Ticket: CM-16858
Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
Reviewed-by: Quentin Young <qlyoung@cumulusnetworks.com>
---

diff --git a/pimd/pim_iface.c b/pimd/pim_iface.c
index 2e04d927ee..f87610a40f 100644
--- a/pimd/pim_iface.c
+++ b/pimd/pim_iface.c
@@ -605,8 +605,9 @@ void pim_if_addr_add(struct connected *ifc)
 						   ifaddr);
 		if (!igmp) {
 			/* if addr new, add IGMP socket */
-			pim_igmp_sock_add(pim_ifp->igmp_socket_list, ifaddr,
-					  ifp);
+			if (ifc->address->family == AF_INET)
+				pim_igmp_sock_add(pim_ifp->igmp_socket_list,
+						  ifaddr, ifp);
 		}
 
 		/* Replay Static IGMP groups */