Test-Label: intel-Functional Test-Status: SUCCESS _Functional PASS_ DPDK git repo: dpdk commit ce19d0ad17886f9f3af5bc16b39e15b00e9a94a2 Author: Stephen Hemminger Date: Fri Nov 14 10:21:31 2025 -0800 net/e1000: check flex filter mask range Gcc-16 complains about possible reference outside of array when managing flex filter. This is a false positive because the filter length can never be that long, but compiler can't detect that. Add guard rail check to only loop over possible array. ../drivers/net/intel/e1000/igb_ethdev.c:4265:23: note: at offset 152 into destination object of size 176 allocated by ‘rte_zmalloc’ 4265 | flex_filter = rte_zmalloc("e1000_flex_filter", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 4266 | sizeof(struct e1000_flex_filter), 0); | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ../drivers/net/intel/e1000/igb_ethdev.c:4280:50: warning: writing 64 bytes into a region of size 0 [-Wstringop-overflow=] 4280 | flex_filter->filter_info.mask[i] = mask; | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~ Signed-off-by: Stephen Hemminger Reviewed-by: Anatoly Burakov Smoke-Testing Summary : 31 Case Done, 31 Successful, 0 Failures OS : Ubuntu 24.04.3 LTS Kernel : 6.8.0-71-generic GCC : 13.3.0-6ubuntu2~24.04 NIC : Ethernet Controller XL710 for 40GbE QSFP+ Target : x86_64-native-linuxapp-gcc Test result details: +-----------------+---------------------------------------------------+-------+ | suite | case | status| +-----------------+---------------------------------------------------+-------+ | checksum_offload| test_checksum_offload_with_vlan | passed| | checksum_offload| test_do_not_insert_checksum_on_the_transmit_packet| passed| | checksum_offload| test_hardware_checksum_check_ip_rx | passed| | checksum_offload| test_hardware_checksum_check_ip_tx | passed| | checksum_offload| test_hardware_checksum_check_l4_rx | passed| | checksum_offload| test_insert_checksum_on_the_transmit_packet | passed| | checksum_offload| test_rx_checksum_valid_flags | passed| | checksum_offload| test_hardware_checksum_check_l4_tx | n/a | | dual_vlan | test_dual_vlan_priority_rxtx | passed| | dual_vlan | test_vlan_filter_config | passed| | dual_vlan | test_vlan_filter_table | passed| | dual_vlan | test_vlan_insert_config | passed| | dual_vlan | test_vlan_random_test | passed| | dual_vlan | test_vlan_strip_config | passed| | dual_vlan | test_vlan_synthetic_test | passed| | dual_vlan | test_vlan_tpid_config | passed| | dual_vlan | test_vlan_stripq_config | n/a | | jumboframes | test_jumboframes_bigger_jumbo | passed| | jumboframes | test_jumboframes_jumbo_jumbo | passed| | jumboframes | test_jumboframes_jumbo_nojumbo | passed| | jumboframes | test_jumboframes_normal_jumbo | passed| | jumboframes | test_jumboframes_normal_nojumbo | passed| | rxtx_offload | test_rxoffload_port_all | passed| | rxtx_offload | test_rxoffload_port_cmdline | passed| | rxtx_offload | test_txoffload_port | passed| | rxtx_offload | test_txoffload_port_all | passed| | rxtx_offload | test_txoffload_port_checksum | passed| | rxtx_offload | test_txoffload_port_cmdline | passed| | rxtx_offload | test_txoffload_port_multi_segs | passed| | rxtx_offload | test_txoffload_queue | passed| | rxtx_offload | test_rxoffload_queue | n/a | +-----------------+---------------------------------------------------+-------+ DPDK STV team