vnet: af_packet mark l3 offload cksum

Change-Id: I42ee5898e1f775692811eebab11bcfe458f1ec63
Signed-off-by: Jakub Grajciar <Jakub.Grajciar@pantheon.tech>

diff --git a/src/vnet/devices/af_packet/node.c b/src/vnet/devices/af_packet/node.c
index b627cfc..556d748 100644 (file)
--- 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;