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:5192 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5700 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5732 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5849 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5872 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6197 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6429 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6704 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:8004 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8028 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8046 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8061 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8101 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8127 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8301 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8327 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8355 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8643 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8662 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8943 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8972 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9400 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9429 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9715 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10074 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10092 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10154 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10741 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11324 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11546 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11592 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11863 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12024 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12776 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12928 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:5192 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5700 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5732 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5849 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5872 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6197 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6429 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6704 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:8004 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8028 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8046 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8061 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8101 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8127 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8301 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8327 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8355 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8643 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8662 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8943 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8972 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9400 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9429 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9715 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10074 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10092 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10154 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10741 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11324 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11546 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11592 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11863 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12024 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12776 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12928 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:1968 No description found for return value of 'register_netdevice_notifier'
Warning: net/core/dev.c:2023 No description found for return value of 'unregister_netdevice_notifier'
Warning: net/core/dev.c:2099 No description found for return value of 'register_netdevice_notifier_net'
Warning: net/core/dev.c:2128 No description found for return value of 'unregister_netdevice_notifier_net'
Warning: net/core/dev.c:2236 No description found for return value of 'call_netdevice_notifiers_info'
Warning: net/core/dev.c:2269 No description found for return value of 'call_netdevice_notifiers_info_robust'
Warning: net/core/dev.c:2300 No description found for return value of 'call_netdevice_notifiers'
Warning: net/core/dev.c:2316 No description found for return value of 'call_netdevice_notifiers_mtu'
Warning: net/core/dev.c:2475 No description found for return value of 'dev_forward_skb'
Warning: net/core/dev.c:2534 No description found for return value of 'dev_nit_active_rcu'
Warning: net/core/dev.c:3243 No description found for return value of 'netif_set_real_num_rx_queues'
Warning: net/core/dev.c:3274 No description found for return value of 'netif_set_real_num_queues'
Warning: net/core/dev.c:3362 No description found for return value of 'netif_get_num_default_rss_queues'
Warning: net/core/dev.c:4314 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5193 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5701 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5733 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5850 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5873 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6198 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6430 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6705 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:8005 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8029 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8047 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8062 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8102 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8128 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8302 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8328 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8356 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8644 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8663 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8944 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8973 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9401 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9430 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9716 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10075 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10093 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10155 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10742 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11325 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11547 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11593 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11864 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12025 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12777 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12929 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:1968 No description found for return value of 'register_netdevice_notifier'
Warning: net/core/dev.c:2023 No description found for return value of 'unregister_netdevice_notifier'
Warning: net/core/dev.c:2099 No description found for return value of 'register_netdevice_notifier_net'
Warning: net/core/dev.c:2128 No description found for return value of 'unregister_netdevice_notifier_net'
Warning: net/core/dev.c:2236 No description found for return value of 'call_netdevice_notifiers_info'
Warning: net/core/dev.c:2269 No description found for return value of 'call_netdevice_notifiers_info_robust'
Warning: net/core/dev.c:2300 No description found for return value of 'call_netdevice_notifiers'
Warning: net/core/dev.c:2316 No description found for return value of 'call_netdevice_notifiers_mtu'
Warning: net/core/dev.c:2475 No description found for return value of 'dev_forward_skb'
Warning: net/core/dev.c:2534 No description found for return value of 'dev_nit_active_rcu'
Warning: net/core/dev.c:3243 No description found for return value of 'netif_set_real_num_rx_queues'
Warning: net/core/dev.c:3274 No description found for return value of 'netif_set_real_num_queues'
Warning: net/core/dev.c:3362 No description found for return value of 'netif_get_num_default_rss_queues'
Warning: net/core/dev.c:4314 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5193 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5701 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5733 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5850 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5873 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6198 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6430 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6705 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:8005 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8029 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8047 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8062 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8102 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8128 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8302 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8328 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8356 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8644 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8663 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8944 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8973 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9401 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9430 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9716 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10075 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10093 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10155 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10742 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11325 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11547 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11593 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11864 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12025 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12777 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12929 No description found for return value of 'netdev_drivername'

Warnings before: 128 after: 128