ioam_e2e_option_t *e2e;
ioam_trace_option_t *trace;
+ /* If the packet doesnt match UDP session then return */
+ if (PREDICT_FALSE (pool_is_free_index (udp_ping_main.ip46_flow, flow_id)))
+ return;
+
ip46_flow = udp_ping_main.ip46_flow + flow_id;
+ /* Check port is within range */
+ if (PREDICT_FALSE ((src_port < ip46_flow->udp_data.start_src_port) ||
+ (src_port > ip46_flow->udp_data.end_src_port) ||
+ (dst_port < ip46_flow->udp_data.start_dst_port) ||
+ (dst_port > ip46_flow->udp_data.end_dst_port)))
+ return;
+
flow_index = (src_port - ip46_flow->udp_data.start_src_port) *
(ip46_flow->udp_data.end_dst_port - ip46_flow->udp_data.start_dst_port +
1);