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:4325 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5195 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5699 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5731 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5848 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5871 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6196 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6428 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6703 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:8003 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8027 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8045 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8060 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8100 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8126 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8299 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8325 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8353 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8641 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8660 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8941 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8970 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9398 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9427 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9713 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10072 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10090 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10152 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10739 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11322 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11544 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11590 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11861 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12022 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12774 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12926 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:4325 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5195 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5699 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5731 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5848 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5871 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6196 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6428 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6703 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:8003 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8027 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8045 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8060 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8100 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8126 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8299 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8325 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8353 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8641 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8660 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8941 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8970 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9398 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9427 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9713 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10072 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10090 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10152 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10739 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11322 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11544 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11590 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11861 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12022 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12774 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12926 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:4331 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5201 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5705 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5737 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5854 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5877 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6202 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6434 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6709 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:8009 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8033 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8051 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8066 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8106 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8132 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8305 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8331 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8359 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8647 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8666 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8947 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8976 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9404 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9433 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9719 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10078 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10096 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10158 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10745 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11328 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11550 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11596 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11867 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12028 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12780 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12932 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:4331 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5201 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5705 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5737 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5854 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5877 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6202 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6434 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6709 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:8009 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8033 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8051 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8066 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8106 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8132 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8305 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8331 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8359 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8647 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8666 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8947 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8976 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9404 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9433 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9719 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10078 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10096 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10158 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10745 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11328 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11550 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11596 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11867 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12028 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12780 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12932 No description found for return value of 'netdev_drivername'

Warnings before: 128 after: 128