void
init_trajectory_trace (vlib_buffer_t * b)
{
- vec_validate (vnet_buffer2 (b)->trajectory_trace, 7);
+ if (!clib_mem_is_vec (vnet_buffer2 (b)->trajectory_trace))
+ {
+ vnet_buffer2 (b)->trajectory_trace = 0;
+ vec_validate (vnet_buffer2 (b)->trajectory_trace, 7);
+ }
_vec_len (vnet_buffer2 (b)->trajectory_trace) = 0;
}