Warnings before patch:
files: ['net/core/dev.c']
Warning: net/core/dev.c:708 No description found for return value of 'dev_get_iflink'
Warning: net/core/dev.c:726 No description found for return value of 'dev_fill_metadata_dst'
Warning: net/core/dev.c:879 No description found for return value of '__dev_get_by_name'
Warning: net/core/dev.c:900 No description found for return value of 'dev_get_by_name_rcu'
Warning: net/core/dev.c:936 No description found for return value of 'netdev_get_by_name'
Warning: net/core/dev.c:958 No description found for return value of '__dev_get_by_index'
Warning: net/core/dev.c:982 No description found for return value of 'dev_get_by_index_rcu'
Warning: net/core/dev.c:1021 No description found for return value of 'netdev_get_by_index'
Warning: net/core/dev.c:1041 No description found for return value of 'dev_get_by_napi_id'
Warning: net/core/dev.c:1193 No description found for return value of 'netdev_get_name'
Warning: net/core/dev.c:1235 No description found for return value of 'dev_getbyhwaddr_rcu'
Warning: net/core/dev.c:1325 No description found for return value of 'dev_valid_name'
Warning: net/core/dev.c:1358 No description found for return value of '__dev_alloc_name'
Warning: net/core/dev.c:1447 No description found for return value of 'dev_alloc_name'
Warning: net/core/dev.c:1568 No description found for return value of 'dev_get_alias'
Warning: net/core/dev.c:1967 No description found for return value of 'register_netdevice_notifier'
Warning: net/core/dev.c:2022 No description found for return value of 'unregister_netdevice_notifier'
Warning: net/core/dev.c:2098 No description found for return value of 'register_netdevice_notifier_net'
Warning: net/core/dev.c:2127 No description found for return value of 'unregister_netdevice_notifier_net'
Warning: net/core/dev.c:2235 No description found for return value of 'call_netdevice_notifiers_info'
Warning: net/core/dev.c:2268 No description found for return value of 'call_netdevice_notifiers_info_robust'
Warning: net/core/dev.c:2299 No description found for return value of 'call_netdevice_notifiers'
Warning: net/core/dev.c:2315 No description found for return value of 'call_netdevice_notifiers_mtu'
Warning: net/core/dev.c:2474 No description found for return value of 'dev_forward_skb'
Warning: net/core/dev.c:2533 No description found for return value of 'dev_nit_active_rcu'
Warning: net/core/dev.c:3242 No description found for return value of 'netif_set_real_num_rx_queues'
Warning: net/core/dev.c:3273 No description found for return value of 'netif_set_real_num_queues'
Warning: net/core/dev.c:3361 No description found for return value of 'netif_get_num_default_rss_queues'
Warning: net/core/dev.c:4313 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5183 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5687 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5719 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5836 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5859 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6184 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6416 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6691 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:7991 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8015 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8033 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8048 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8088 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8114 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8287 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8313 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8341 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8629 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8648 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8929 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8958 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9386 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9415 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9701 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10060 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10078 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10140 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10727 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11310 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11532 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11578 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11849 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12010 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12762 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12914 No description found for return value of 'netdev_drivername'
Warning: net/core/dev.c:708 No description found for return value of 'dev_get_iflink'
Warning: net/core/dev.c:726 No description found for return value of 'dev_fill_metadata_dst'
Warning: net/core/dev.c:879 No description found for return value of '__dev_get_by_name'
Warning: net/core/dev.c:900 No description found for return value of 'dev_get_by_name_rcu'
Warning: net/core/dev.c:936 No description found for return value of 'netdev_get_by_name'
Warning: net/core/dev.c:958 No description found for return value of '__dev_get_by_index'
Warning: net/core/dev.c:982 No description found for return value of 'dev_get_by_index_rcu'
Warning: net/core/dev.c:1021 No description found for return value of 'netdev_get_by_index'
Warning: net/core/dev.c:1041 No description found for return value of 'dev_get_by_napi_id'
Warning: net/core/dev.c:1193 No description found for return value of 'netdev_get_name'
Warning: net/core/dev.c:1235 No description found for return value of 'dev_getbyhwaddr_rcu'
Warning: net/core/dev.c:1325 No description found for return value of 'dev_valid_name'
Warning: net/core/dev.c:1358 No description found for return value of '__dev_alloc_name'
Warning: net/core/dev.c:1447 No description found for return value of 'dev_alloc_name'
Warning: net/core/dev.c:1568 No description found for return value of 'dev_get_alias'
Warning: net/core/dev.c:1967 No description found for return value of 'register_netdevice_notifier'
Warning: net/core/dev.c:2022 No description found for return value of 'unregister_netdevice_notifier'
Warning: net/core/dev.c:2098 No description found for return value of 'register_netdevice_notifier_net'
Warning: net/core/dev.c:2127 No description found for return value of 'unregister_netdevice_notifier_net'
Warning: net/core/dev.c:2235 No description found for return value of 'call_netdevice_notifiers_info'
Warning: net/core/dev.c:2268 No description found for return value of 'call_netdevice_notifiers_info_robust'
Warning: net/core/dev.c:2299 No description found for return value of 'call_netdevice_notifiers'
Warning: net/core/dev.c:2315 No description found for return value of 'call_netdevice_notifiers_mtu'
Warning: net/core/dev.c:2474 No description found for return value of 'dev_forward_skb'
Warning: net/core/dev.c:2533 No description found for return value of 'dev_nit_active_rcu'
Warning: net/core/dev.c:3242 No description found for return value of 'netif_set_real_num_rx_queues'
Warning: net/core/dev.c:3273 No description found for return value of 'netif_set_real_num_queues'
Warning: net/core/dev.c:3361 No description found for return value of 'netif_get_num_default_rss_queues'
Warning: net/core/dev.c:4313 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5183 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5687 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5719 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5836 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5859 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6184 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6416 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6691 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:7991 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8015 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8033 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8048 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8088 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8114 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8287 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8313 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8341 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8629 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8648 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8929 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8958 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9386 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9415 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9701 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10060 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10078 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10140 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10727 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11310 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11532 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11578 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11849 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12010 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12762 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12914 No description found for return value of 'netdev_drivername'

Current warnings:
files: ['net/core/dev.c']
Warning: net/core/dev.c:708 No description found for return value of 'dev_get_iflink'
Warning: net/core/dev.c:726 No description found for return value of 'dev_fill_metadata_dst'
Warning: net/core/dev.c:879 No description found for return value of '__dev_get_by_name'
Warning: net/core/dev.c:900 No description found for return value of 'dev_get_by_name_rcu'
Warning: net/core/dev.c:936 No description found for return value of 'netdev_get_by_name'
Warning: net/core/dev.c:958 No description found for return value of '__dev_get_by_index'
Warning: net/core/dev.c:982 No description found for return value of 'dev_get_by_index_rcu'
Warning: net/core/dev.c:1021 No description found for return value of 'netdev_get_by_index'
Warning: net/core/dev.c:1041 No description found for return value of 'dev_get_by_napi_id'
Warning: net/core/dev.c:1193 No description found for return value of 'netdev_get_name'
Warning: net/core/dev.c:1235 No description found for return value of 'dev_getbyhwaddr_rcu'
Warning: net/core/dev.c:1325 No description found for return value of 'dev_valid_name'
Warning: net/core/dev.c:1358 No description found for return value of '__dev_alloc_name'
Warning: net/core/dev.c:1447 No description found for return value of 'dev_alloc_name'
Warning: net/core/dev.c:1568 No description found for return value of 'dev_get_alias'
Warning: net/core/dev.c:1967 No description found for return value of 'register_netdevice_notifier'
Warning: net/core/dev.c:2022 No description found for return value of 'unregister_netdevice_notifier'
Warning: net/core/dev.c:2098 No description found for return value of 'register_netdevice_notifier_net'
Warning: net/core/dev.c:2127 No description found for return value of 'unregister_netdevice_notifier_net'
Warning: net/core/dev.c:2235 No description found for return value of 'call_netdevice_notifiers_info'
Warning: net/core/dev.c:2268 No description found for return value of 'call_netdevice_notifiers_info_robust'
Warning: net/core/dev.c:2299 No description found for return value of 'call_netdevice_notifiers'
Warning: net/core/dev.c:2315 No description found for return value of 'call_netdevice_notifiers_mtu'
Warning: net/core/dev.c:2474 No description found for return value of 'dev_forward_skb'
Warning: net/core/dev.c:2533 No description found for return value of 'dev_nit_active_rcu'
Warning: net/core/dev.c:3242 No description found for return value of 'netif_set_real_num_rx_queues'
Warning: net/core/dev.c:3273 No description found for return value of 'netif_set_real_num_queues'
Warning: net/core/dev.c:3361 No description found for return value of 'netif_get_num_default_rss_queues'
Warning: net/core/dev.c:4324 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5194 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5698 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5730 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5847 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5870 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6195 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6427 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6702 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:8002 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8026 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8044 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8059 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8099 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8125 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8298 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8324 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8352 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8640 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8659 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8940 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8969 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9397 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9426 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9712 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10071 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10089 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10151 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10738 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11321 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11543 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11589 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11860 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12021 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12773 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12925 No description found for return value of 'netdev_drivername'
Warning: net/core/dev.c:708 No description found for return value of 'dev_get_iflink'
Warning: net/core/dev.c:726 No description found for return value of 'dev_fill_metadata_dst'
Warning: net/core/dev.c:879 No description found for return value of '__dev_get_by_name'
Warning: net/core/dev.c:900 No description found for return value of 'dev_get_by_name_rcu'
Warning: net/core/dev.c:936 No description found for return value of 'netdev_get_by_name'
Warning: net/core/dev.c:958 No description found for return value of '__dev_get_by_index'
Warning: net/core/dev.c:982 No description found for return value of 'dev_get_by_index_rcu'
Warning: net/core/dev.c:1021 No description found for return value of 'netdev_get_by_index'
Warning: net/core/dev.c:1041 No description found for return value of 'dev_get_by_napi_id'
Warning: net/core/dev.c:1193 No description found for return value of 'netdev_get_name'
Warning: net/core/dev.c:1235 No description found for return value of 'dev_getbyhwaddr_rcu'
Warning: net/core/dev.c:1325 No description found for return value of 'dev_valid_name'
Warning: net/core/dev.c:1358 No description found for return value of '__dev_alloc_name'
Warning: net/core/dev.c:1447 No description found for return value of 'dev_alloc_name'
Warning: net/core/dev.c:1568 No description found for return value of 'dev_get_alias'
Warning: net/core/dev.c:1967 No description found for return value of 'register_netdevice_notifier'
Warning: net/core/dev.c:2022 No description found for return value of 'unregister_netdevice_notifier'
Warning: net/core/dev.c:2098 No description found for return value of 'register_netdevice_notifier_net'
Warning: net/core/dev.c:2127 No description found for return value of 'unregister_netdevice_notifier_net'
Warning: net/core/dev.c:2235 No description found for return value of 'call_netdevice_notifiers_info'
Warning: net/core/dev.c:2268 No description found for return value of 'call_netdevice_notifiers_info_robust'
Warning: net/core/dev.c:2299 No description found for return value of 'call_netdevice_notifiers'
Warning: net/core/dev.c:2315 No description found for return value of 'call_netdevice_notifiers_mtu'
Warning: net/core/dev.c:2474 No description found for return value of 'dev_forward_skb'
Warning: net/core/dev.c:2533 No description found for return value of 'dev_nit_active_rcu'
Warning: net/core/dev.c:3242 No description found for return value of 'netif_set_real_num_rx_queues'
Warning: net/core/dev.c:3273 No description found for return value of 'netif_set_real_num_queues'
Warning: net/core/dev.c:3361 No description found for return value of 'netif_get_num_default_rss_queues'
Warning: net/core/dev.c:4324 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5194 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5698 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5730 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5847 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5870 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6195 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6427 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6702 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:8002 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8026 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8044 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8059 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8099 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8125 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8298 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8324 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8352 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8640 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8659 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8940 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8969 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9397 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9426 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9712 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10071 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10089 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10151 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10738 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11321 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11543 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11589 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11860 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12021 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12773 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12925 No description found for return value of 'netdev_drivername'

Warnings before: 128 after: 128