X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fdevices%2Faf_packet%2Fnode.c;h=556d7489725f252edc1d9ef8935c127a97b88299;hb=fa600c9169c0d7104af7a9be12a0471a8a8c8262;hp=b627cfcb036ec65a4b64753e3b007619e6f6a0d2;hpb=227867f5d3fb1b1dacbaf2f426812417b72ef03a;p=vpp.git

diff --git a/src/vnet/devices/af_packet/node.c b/src/vnet/devices/af_packet/node.c
index b627cfcb036..556d7489725 100644
--- a/src/vnet/devices/af_packet/node.c
+++ b/src/vnet/devices/af_packet/node.c
@@ -115,7 +115,8 @@ mark_tcp_udp_cksum_calc (vlib_buffer_t * b)
     {
       ip4_header_t *ip4 =
 	(vlib_buffer_get_current (b) + sizeof (ethernet_header_t));
-      b->flags |= VNET_BUFFER_F_IS_IP4;
+      b->flags |= VNET_BUFFER_F_IS_IP4 | VNET_BUFFER_F_OFFLOAD_IP_CKSUM;
+      ip4->checksum = 0;
       if (ip4->protocol == IP_PROTOCOL_TCP)
 	{
 	  b->flags |= VNET_BUFFER_F_OFFLOAD_TCP_CKSUM;