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Diffstat (limited to 'zebra/zebra_l2.c')
-rw-r--r--zebra/zebra_l2.c22
1 files changed, 14 insertions, 8 deletions
diff --git a/zebra/zebra_l2.c b/zebra/zebra_l2.c
index 5d059a4502..452bab003a 100644
--- a/zebra/zebra_l2.c
+++ b/zebra/zebra_l2.c
@@ -224,12 +224,18 @@ void zebra_l2if_update_bridge_slave(struct interface *ifp,
zif->brslave_info.bridge_ifindex = bridge_ifindex;
/* Set up or remove link with master */
- if (bridge_ifindex != IFINDEX_INTERNAL)
- zebra_l2_map_slave_to_bridge(&zif->brslave_info);
- else if (old_bridge_ifindex != IFINDEX_INTERNAL)
- zebra_l2_unmap_slave_from_bridge(&zif->brslave_info);
-
- /* In the case of VxLAN, invoke the handler for EVPN. */
- if (zif->zif_type == ZEBRA_IF_VXLAN)
- zebra_vxlan_if_update(ifp, ZEBRA_VXLIF_MASTER_CHANGE);
+ if (bridge_ifindex != IFINDEX_INTERNAL) {
+ zebra_l2_map_slave_to_bridge (&zif->brslave_info);
+ /* In the case of VxLAN, invoke the handler for EVPN. */
+ if (zif->zif_type == ZEBRA_IF_VXLAN)
+ zebra_vxlan_if_update (ifp, ZEBRA_VXLIF_MASTER_CHANGE);
+ } else if (old_bridge_ifindex != IFINDEX_INTERNAL) {
+ /* In the case of VxLAN, invoke the handler for EVPN. Note that
+ * this should be done *prior* to unmapping the interface from the
+ * bridge.
+ */
+ if (zif->zif_type == ZEBRA_IF_VXLAN)
+ zebra_vxlan_if_update (ifp, ZEBRA_VXLIF_MASTER_CHANGE);
+ zebra_l2_unmap_slave_from_bridge (&zif->brslave_info);
+ }
}