+ udp2 = (udp_header_t *)(ip6_2+1);
+ udp2->length = new_l2;
+ udp2->src_port = flow_hash2;
+ udp3 = (udp_header_t *)(ip6_3+1);
+ udp3->length = new_l3;
+ udp3->src_port = flow_hash3;
+
+ /* Fix GTPU length */
+ gtpu0 = (gtpu_header_t *)(udp0+1);
+ new_l0 = clib_host_to_net_u16 (vlib_buffer_length_in_chain(vm, b0)
+ - sizeof (*ip6_0) - sizeof(*udp0)
+ - GTPU_V1_HDR_LEN);
+ gtpu0->length = new_l0;
+ gtpu1 = (gtpu_header_t *)(udp1+1);
+ new_l1 = clib_host_to_net_u16 (vlib_buffer_length_in_chain(vm, b1)
+ - sizeof (*ip6_1) - sizeof(*udp1)
+ - GTPU_V1_HDR_LEN);
+ gtpu1->length = new_l1;
+ gtpu2 = (gtpu_header_t *)(udp2+1);
+ new_l2 = clib_host_to_net_u16 (vlib_buffer_length_in_chain(vm, b2)
+ - sizeof (*ip6_2) - sizeof(*udp2)
+ - GTPU_V1_HDR_LEN);
+ gtpu2->length = new_l2;
+ gtpu3 = (gtpu_header_t *)(udp3+1);
+ new_l3 = clib_host_to_net_u16 (vlib_buffer_length_in_chain(vm, b3)
+ - sizeof (*ip6_3) - sizeof(*udp3)
+ - GTPU_V1_HDR_LEN);
+ gtpu3->length = new_l3;