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:1194 No description found for return value of 'netdev_get_name'
Warning: net/core/dev.c:1236 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:4336 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5224 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5732 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5764 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5881 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5904 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6229 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6461 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6736 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:8036 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8060 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8078 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8093 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8133 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8159 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8333 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8359 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8387 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8675 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8694 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8975 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:9004 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9432 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9461 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9747 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10106 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10124 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10186 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10773 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11356 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11578 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11624 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11895 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12056 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12812 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12964 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:1194 No description found for return value of 'netdev_get_name'
Warning: net/core/dev.c:1236 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:4336 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5224 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5732 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5764 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5881 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5904 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6229 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6461 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6736 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:8036 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8060 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8078 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8093 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8133 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8159 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8333 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8359 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8387 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8675 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8694 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8975 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:9004 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9432 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9461 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9747 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10106 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10124 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10186 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10773 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11356 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11578 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11624 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11895 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12056 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12812 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12964 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:1194 No description found for return value of 'netdev_get_name'
Warning: net/core/dev.c:1236 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:4336 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5232 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5740 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5772 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5889 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5912 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6237 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6469 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6744 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:8044 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8068 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8086 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8101 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8141 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8167 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8341 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8367 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8395 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8683 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8702 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8983 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:9012 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9440 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9469 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9755 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10114 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10132 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10194 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10781 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11364 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11586 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11632 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11903 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12064 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12820 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12972 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:1194 No description found for return value of 'netdev_get_name'
Warning: net/core/dev.c:1236 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:4336 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5232 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5740 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5772 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5889 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5912 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6237 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6469 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6744 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:8044 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8068 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8086 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8101 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8141 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8167 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8341 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8367 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8395 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8683 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8702 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8983 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:9012 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9440 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9469 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9755 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10114 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10132 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10194 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10781 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11364 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11586 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11632 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11903 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12064 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12820 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12972 No description found for return value of 'netdev_drivername'

Warnings before: 128 after: 128