Warnings before patch:
files: ['Documentation/networking/netdevices.rst', '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:2477 No description found for return value of 'dev_forward_skb'
Warning: net/core/dev.c:2536 No description found for return value of 'dev_nit_active_rcu'
Warning: net/core/dev.c:3245 No description found for return value of 'netif_set_real_num_rx_queues'
Warning: net/core/dev.c:3276 No description found for return value of 'netif_set_real_num_queues'
Warning: net/core/dev.c:3364 No description found for return value of 'netif_get_num_default_rss_queues'
Warning: net/core/dev.c:4316 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:5703 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5735 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5852 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5875 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6200 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6432 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6707 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:8007 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8031 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8049 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8064 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8104 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8130 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8304 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8330 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8358 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8646 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8665 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8946 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8975 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9403 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9432 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9779 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10138 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10156 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10218 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10805 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11388 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11610 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11656 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11937 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12098 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12853 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:13005 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:2477 No description found for return value of 'dev_forward_skb'
Warning: net/core/dev.c:2536 No description found for return value of 'dev_nit_active_rcu'
Warning: net/core/dev.c:3245 No description found for return value of 'netif_set_real_num_rx_queues'
Warning: net/core/dev.c:3276 No description found for return value of 'netif_set_real_num_queues'
Warning: net/core/dev.c:3364 No description found for return value of 'netif_get_num_default_rss_queues'
Warning: net/core/dev.c:4316 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:5703 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5735 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5852 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5875 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6200 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6432 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6707 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:8007 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8031 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8049 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8064 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8104 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8130 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8304 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8330 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8358 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8646 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8665 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8946 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8975 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9403 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9432 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9779 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10138 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10156 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10218 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10805 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11388 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11610 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11656 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11937 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12098 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12853 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:13005 No description found for return value of 'netdev_drivername'

Current warnings:
files: ['Documentation/networking/netdevices.rst', '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:2477 No description found for return value of 'dev_forward_skb'
Warning: net/core/dev.c:2536 No description found for return value of 'dev_nit_active_rcu'
Warning: net/core/dev.c:3245 No description found for return value of 'netif_set_real_num_rx_queues'
Warning: net/core/dev.c:3276 No description found for return value of 'netif_set_real_num_queues'
Warning: net/core/dev.c:3364 No description found for return value of 'netif_get_num_default_rss_queues'
Warning: net/core/dev.c:4316 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:5703 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5735 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5852 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5875 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6200 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6432 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6707 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:8007 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8031 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8049 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8064 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8104 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8130 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8304 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8330 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8358 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8646 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8665 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8946 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8975 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9403 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9432 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9806 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10165 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10183 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10245 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10832 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11415 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11637 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11683 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11964 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12125 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12880 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:13032 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:2477 No description found for return value of 'dev_forward_skb'
Warning: net/core/dev.c:2536 No description found for return value of 'dev_nit_active_rcu'
Warning: net/core/dev.c:3245 No description found for return value of 'netif_set_real_num_rx_queues'
Warning: net/core/dev.c:3276 No description found for return value of 'netif_set_real_num_queues'
Warning: net/core/dev.c:3364 No description found for return value of 'netif_get_num_default_rss_queues'
Warning: net/core/dev.c:4316 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:5703 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5735 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5852 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5875 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6200 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6432 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6707 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:8007 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8031 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8049 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8064 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8104 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8130 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8304 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8330 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8358 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8646 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8665 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8946 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8975 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9403 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9432 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9806 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10165 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10183 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10245 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10832 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11415 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11637 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11683 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11964 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12125 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12880 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:13032 No description found for return value of 'netdev_drivername'

Warnings before: 128 after: 128