Check get packet template allocation failure (VPP-1321)

[vpp.git] / src / vnet / ip / ip6_forward.c

diff --git a/src/vnet/ip/ip6_forward.c b/src/vnet/ip/ip6_forward.c
index 5ea7d8d..cf1011f 100644 (file)
--- a/src/vnet/ip/ip6_forward.c
+++ b/src/vnet/ip/ip6_forward.c
@@ -1476,6 +1476,8 @@ ip6_probe_neighbor (vlib_main_t * vm, ip6_address_t * dst, u32 sw_if_index,
     vlib_packet_template_get_packet (vm,
                                     &im->discover_neighbor_packet_template,
                                     &bi);
+  if (!h)
+    return clib_error_return (0, "ICMP6 NS packet allocation failed");
 
   hi = vnet_get_sup_hw_interface (vnm, sw_if_index);