Fix typo in trace trajectory init
plugin won't compile if VLIB_BUFFER_TRACE_TRAJECTORY is set. The
quad loop was OK, bug in single loop only.
@@ -304,7 +304,7 @@ avf_process_rx_burst (vlib_main_t * vm, vlib_node_runtime_t * node,
clib_memcpy (vnet_buffer (b[0])->sw_if_index,
vnet_buffer (bt)->sw_if_index, 2 * sizeof (u32));
- VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b0);
+ VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b[0]);
/* next */
rxve += 1;
