ip: add support for buffer offload metadata in ip midchain

[vpp.git] / src / vnet / ip / ip4_forward.c

diff --git a/src/vnet/ip/ip4_forward.c b/src/vnet/ip/ip4_forward.c
index eb2b7ee..e85c888 100644 (file)
--- a/src/vnet/ip/ip4_forward.c
+++ b/src/vnet/ip/ip4_forward.c
@@ -2223,9 +2223,6 @@ ip4_rewrite_inline (vlib_main_t *vm, vlib_node_runtime_t *node,
                                                adj0->ia_cfg_index);
 
          next[0] = next_index;
-         if (is_midchain)
-           vnet_calc_checksums_inline (vm, b[0], 1 /* is_ip4 */ ,
-                                       0 /* is_ip6 */ );
        }
       else
        {
@@ -2248,9 +2245,6 @@ ip4_rewrite_inline (vlib_main_t *vm, vlib_node_runtime_t *node,
                                                &next_index, b[1],
                                                adj1->ia_cfg_index);
          next[1] = next_index;
-         if (is_midchain)
-           vnet_calc_checksums_inline (vm, b[1], 1 /* is_ip4 */ ,
-                                       0 /* is_ip6 */ );
        }
       else
        {
@@ -2400,9 +2394,6 @@ ip4_rewrite_inline (vlib_main_t *vm, vlib_node_runtime_t *node,
 
          if (is_midchain)
            {
-             vnet_calc_checksums_inline (vm, b[0], 1 /* is_ip4 */ ,
-                                         0 /* is_ip6 */ );
-
              /* Guess we are only writing on ipv4 header. */
              vnet_rewrite_one_header (adj0[0], ip0, sizeof (ip4_header_t));
            }
@@ -2506,10 +2497,6 @@ ip4_rewrite_inline (vlib_main_t *vm, vlib_node_runtime_t *node,
 
          if (is_midchain)
            {
-             /* this acts on the packet that is about to be encapped */
-             vnet_calc_checksums_inline (vm, b[0], 1 /* is_ip4 */ ,
-                                         0 /* is_ip6 */ );
-
              /* Guess we are only writing on ipv4 header. */
              vnet_rewrite_one_header (adj0[0], ip0, sizeof (ip4_header_t));
            }