BIER

[vpp.git] / src / vnet / cdp / cdp_periodic.c

diff --git a/src/vnet/cdp/cdp_periodic.c b/src/vnet/cdp/cdp_periodic.c
index de11107..8899c49 100644 (file)
--- a/src/vnet/cdp/cdp_periodic.c
+++ b/src/vnet/cdp/cdp_periodic.c
@@ -125,6 +125,9 @@ send_ethernet_hello (cdp_main_t * cm, cdp_neighbor_t * n, int count)
       h0 = vlib_packet_template_get_packet
        (vm, &cm->packet_templates[n->packet_template_index], &bi0);
 
+      if (!h0)
+       break;
+
       /* Add the interface's ethernet source address */
       hw = vnet_get_sup_hw_interface (vnm, n->sw_if_index);