X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=vnet%2Fvnet%2Fip%2Fip6_neighbor.c;h=5585c95824f2723513ac858910cbf33a4ce8f008;hb=8d2e0e02433b0097898c332aa0aeedb34c223a6f;hp=7a63a73c454b1355e70020e1ad02981e13493844;hpb=8c83ef01c42ad218ec2803a790625085702cd38a;p=vpp.git

diff --git a/vnet/vnet/ip/ip6_neighbor.c b/vnet/vnet/ip/ip6_neighbor.c
index 7a63a73c454..5585c95824f 100644
--- a/vnet/vnet/ip/ip6_neighbor.c
+++ b/vnet/vnet/ip/ip6_neighbor.c
@@ -1063,7 +1063,8 @@ icmp6_neighbor_solicitation_or_advertisement (vlib_main_t * vm,
               vlib_buffer_advance(p0, - ethernet_buffer_header_size(p0));
               eth0 = vlib_buffer_get_current(p0);
               clib_memcpy(eth0->dst_address, eth0->src_address, 6);
-              clib_memcpy(eth0->src_address, eth_if0->address, 6);
+              if (eth_if0)
+                clib_memcpy(eth0->src_address, eth_if0->address, 6);
 
               /* Setup input and output sw_if_index for packet */
               ASSERT(vnet_buffer(p0)->sw_if_index[VLIB_RX] == sw_if_index0);