- /* untagged packets are treated as L2 */
- int is_l3 = 0;
- eth_input_process_frame (vm, node, hi, from, n_pkts, is_l3,
- ip4_cksum_ok, 1);
+ if (hi->l3_if_count == 0)
+ { /* All L2 usage - DMAC check not needed */
+ eth_input_process_frame (vm, node, hi, from, n_pkts,
+ /*is_l3 */ 0, ip4_cksum_ok, 0);
+ }
+ else
+ { /* DMAC check needed for L3 */
+ eth_input_process_frame (vm, node, hi, from, n_pkts,
+ /*is_l3 */ 0, ip4_cksum_ok, 1);
+ }