vppinfra: make _vec_len() read-only

[vpp.git] / src / vnet / vxlan-gpe / vxlan_gpe.c

diff --git a/src/vnet/vxlan-gpe/vxlan_gpe.c b/src/vnet/vxlan-gpe/vxlan_gpe.c
index 8ef94d4..a926847 100644 (file)
--- a/src/vnet/vxlan-gpe/vxlan_gpe.c
+++ b/src/vnet/vxlan-gpe/vxlan_gpe.c
@@ -544,7 +544,7 @@ int vnet_vxlan_gpe_add_del_tunnel
          vnet_interface_main_t *im = &vnm->interface_main;
          hw_if_index = ngm->free_vxlan_gpe_tunnel_hw_if_indices
            [vec_len (ngm->free_vxlan_gpe_tunnel_hw_if_indices) - 1];
-         _vec_len (ngm->free_vxlan_gpe_tunnel_hw_if_indices) -= 1;
+         vec_dec_len (ngm->free_vxlan_gpe_tunnel_hw_if_indices, 1);
 
          hi = vnet_get_hw_interface (vnm, hw_if_index);
          hi->dev_instance = t - ngm->tunnels;