X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;ds=sidebyside;f=src%2Fvnet%2Finterface_output.h;h=4b082b314ad856f2b2bde9d6ddad3d838e2f867e;hb=6dc0c8d14745e1d55f62415a3a40454ff820d9ad;hp=ef7aaa8999ebdb9a08cd7ca305f2f375b849692c;hpb=0b04209edac55487c108ff5f2faf51cbd4c2cee7;p=vpp.git

diff --git a/src/vnet/interface_output.h b/src/vnet/interface_output.h
index ef7aaa8999e..4b082b314ad 100644
--- a/src/vnet/interface_output.h
+++ b/src/vnet/interface_output.h
@@ -82,58 +82,29 @@ vnet_calc_ip6_checksums (vlib_main_t * vm, vlib_buffer_t * b,
 
 static_always_inline void
 vnet_calc_checksums_inline (vlib_main_t * vm, vlib_buffer_t * b,
-			    int is_ip4, int is_ip6, int with_gso)
+			    int is_ip4, int is_ip6)
 {
   ip4_header_t *ip4;
   ip6_header_t *ip6;
   tcp_header_t *th;
   udp_header_t *uh;
 
-  if (with_gso)
-    {
-      generic_header_offset_t gho = { 0 };
-      vnet_generic_header_offset_parser (b, &gho);
-
-      ASSERT (gho.gho_flags ^ (GHO_F_IP4 | GHO_F_IP6));
-
-      vnet_get_inner_header (b, &gho);
-
-      ip4 = (ip4_header_t *)
-	(vlib_buffer_get_current (b) + gho.l3_hdr_offset);
-      ip6 = (ip6_header_t *)
-	(vlib_buffer_get_current (b) + gho.l3_hdr_offset);
-      th = (tcp_header_t *) (vlib_buffer_get_current (b) + gho.l4_hdr_offset);
-      uh = (udp_header_t *) (vlib_buffer_get_current (b) + gho.l4_hdr_offset);
+  ASSERT (!(is_ip4 && is_ip6));
 
-      if (gho.gho_flags & GHO_F_IP4)
-	{
-	  vnet_calc_ip4_checksums (vm, b, ip4, th, uh);
-	}
-      else if (gho.gho_flags & GHO_F_IP6)
-	{
-	  vnet_calc_ip6_checksums (vm, b, ip6, th, uh);
-	}
+  ip4 = (ip4_header_t *) (b->data + vnet_buffer (b)->l3_hdr_offset);
+  ip6 = (ip6_header_t *) (b->data + vnet_buffer (b)->l3_hdr_offset);
+  th = (tcp_header_t *) (b->data + vnet_buffer (b)->l4_hdr_offset);
+  uh = (udp_header_t *) (b->data + vnet_buffer (b)->l4_hdr_offset);
 
-      vnet_get_outer_header (b, &gho);
+  if (is_ip4)
+    {
+      vnet_calc_ip4_checksums (vm, b, ip4, th, uh);
     }
-  else
+  else if (is_ip6)
     {
-      ASSERT (!(is_ip4 && is_ip6));
-
-      ip4 = (ip4_header_t *) (b->data + vnet_buffer (b)->l3_hdr_offset);
-      ip6 = (ip6_header_t *) (b->data + vnet_buffer (b)->l3_hdr_offset);
-      th = (tcp_header_t *) (b->data + vnet_buffer (b)->l4_hdr_offset);
-      uh = (udp_header_t *) (b->data + vnet_buffer (b)->l4_hdr_offset);
-
-      if (is_ip4)
-	{
-	  vnet_calc_ip4_checksums (vm, b, ip4, th, uh);
-	}
-      if (is_ip6)
-	{
-	  vnet_calc_ip6_checksums (vm, b, ip6, th, uh);
-	}
+      vnet_calc_ip6_checksums (vm, b, ip6, th, uh);
     }
+
   b->flags &= ~VNET_BUFFER_F_OFFLOAD_TCP_CKSUM;
   b->flags &= ~VNET_BUFFER_F_OFFLOAD_UDP_CKSUM;
   b->flags &= ~VNET_BUFFER_F_OFFLOAD_IP_CKSUM;