X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fgre%2Finterface.c;h=70c6c4df3b34f4c802c4f09be38a2380bedf61a9;hb=cd30774fa9280736ffaea3e9a51948593e8eebc2;hp=5b165c858d3e3289145cb9db214748cedb7949d8;hpb=25d417f28680c78a709792d997884dd80227bb70;p=vpp.git

diff --git a/src/vnet/gre/interface.c b/src/vnet/gre/interface.c
index 5b165c858d3..70c6c4df3b3 100644
--- a/src/vnet/gre/interface.c
+++ b/src/vnet/gre/interface.c
@@ -135,7 +135,7 @@ gre_tunnel_stack (adj_index_t ai)
   adj = adj_get (ai);
   sw_if_index = adj->rewrite_header.sw_if_index;
 
-  if ((vec_len (gm->tunnel_index_by_sw_if_index) < sw_if_index) ||
+  if ((vec_len (gm->tunnel_index_by_sw_if_index) <= sw_if_index) ||
       (~0 == gm->tunnel_index_by_sw_if_index[sw_if_index]))
     return;
 
@@ -348,11 +348,8 @@ vnet_gre_tunnel_add (vnet_gre_add_del_tunnel_args_t * a,
 	64 + sizeof (gre_header_t) + sizeof (ip6_header_t);
     }
 
-  hi->per_packet_overhead_bytes =
-    /* preamble */ 8 + /* inter frame gap */ 12;
-
   /* Standard default gre MTU. */
-  hi->max_l3_packet_bytes[VLIB_RX] = hi->max_l3_packet_bytes[VLIB_TX] = 9000;
+  vnet_sw_interface_set_mtu (vnm, sw_if_index, 9000);
 
   /*
    * source the FIB entry for the tunnel's destination