Warnings before patch:
files: ['net/core/dev.c']
Warning: net/core/dev.c:689 No description found for return value of 'dev_get_iflink'
Warning: net/core/dev.c:707 No description found for return value of 'dev_fill_metadata_dst'
Warning: net/core/dev.c:860 No description found for return value of '__dev_get_by_name'
Warning: net/core/dev.c:881 No description found for return value of 'dev_get_by_name_rcu'
Warning: net/core/dev.c:917 No description found for return value of 'netdev_get_by_name'
Warning: net/core/dev.c:939 No description found for return value of '__dev_get_by_index'
Warning: net/core/dev.c:963 No description found for return value of 'dev_get_by_index_rcu'
Warning: net/core/dev.c:1002 No description found for return value of 'netdev_get_by_index'
Warning: net/core/dev.c:1022 No description found for return value of 'dev_get_by_napi_id'
Warning: net/core/dev.c:1174 No description found for return value of 'netdev_get_name'
Warning: net/core/dev.c:1216 No description found for return value of 'dev_getbyhwaddr_rcu'
Warning: net/core/dev.c:1306 No description found for return value of 'dev_valid_name'
Warning: net/core/dev.c:1339 No description found for return value of '__dev_alloc_name'
Warning: net/core/dev.c:1428 No description found for return value of 'dev_alloc_name'
Warning: net/core/dev.c:1549 No description found for return value of 'dev_get_alias'
Warning: net/core/dev.c:1948 No description found for return value of 'register_netdevice_notifier'
Warning: net/core/dev.c:2003 No description found for return value of 'unregister_netdevice_notifier'
Warning: net/core/dev.c:2079 No description found for return value of 'register_netdevice_notifier_net'
Warning: net/core/dev.c:2108 No description found for return value of 'unregister_netdevice_notifier_net'
Warning: net/core/dev.c:2216 No description found for return value of 'call_netdevice_notifiers_info'
Warning: net/core/dev.c:2249 No description found for return value of 'call_netdevice_notifiers_info_robust'
Warning: net/core/dev.c:2280 No description found for return value of 'call_netdevice_notifiers'
Warning: net/core/dev.c:2296 No description found for return value of 'call_netdevice_notifiers_mtu'
Warning: net/core/dev.c:2455 No description found for return value of 'dev_forward_skb'
Warning: net/core/dev.c:2514 No description found for return value of 'dev_nit_active_rcu'
Warning: net/core/dev.c:3223 No description found for return value of 'netif_set_real_num_rx_queues'
Warning: net/core/dev.c:3254 No description found for return value of 'netif_set_real_num_queues'
Warning: net/core/dev.c:3342 No description found for return value of 'netif_get_num_default_rss_queues'
Warning: net/core/dev.c:4296 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5158 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5662 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5694 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5811 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5834 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6159 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6391 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6667 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:7962 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:7986 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8004 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8019 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8059 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8085 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8258 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8284 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8312 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8600 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8619 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8900 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8929 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9358 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9387 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9673 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10032 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10050 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10112 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10699 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11282 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11501 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11547 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11818 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:11979 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12731 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12883 No description found for return value of 'netdev_drivername'
Warning: net/core/dev.c:689 No description found for return value of 'dev_get_iflink'
Warning: net/core/dev.c:707 No description found for return value of 'dev_fill_metadata_dst'
Warning: net/core/dev.c:860 No description found for return value of '__dev_get_by_name'
Warning: net/core/dev.c:881 No description found for return value of 'dev_get_by_name_rcu'
Warning: net/core/dev.c:917 No description found for return value of 'netdev_get_by_name'
Warning: net/core/dev.c:939 No description found for return value of '__dev_get_by_index'
Warning: net/core/dev.c:963 No description found for return value of 'dev_get_by_index_rcu'
Warning: net/core/dev.c:1002 No description found for return value of 'netdev_get_by_index'
Warning: net/core/dev.c:1022 No description found for return value of 'dev_get_by_napi_id'
Warning: net/core/dev.c:1174 No description found for return value of 'netdev_get_name'
Warning: net/core/dev.c:1216 No description found for return value of 'dev_getbyhwaddr_rcu'
Warning: net/core/dev.c:1306 No description found for return value of 'dev_valid_name'
Warning: net/core/dev.c:1339 No description found for return value of '__dev_alloc_name'
Warning: net/core/dev.c:1428 No description found for return value of 'dev_alloc_name'
Warning: net/core/dev.c:1549 No description found for return value of 'dev_get_alias'
Warning: net/core/dev.c:1948 No description found for return value of 'register_netdevice_notifier'
Warning: net/core/dev.c:2003 No description found for return value of 'unregister_netdevice_notifier'
Warning: net/core/dev.c:2079 No description found for return value of 'register_netdevice_notifier_net'
Warning: net/core/dev.c:2108 No description found for return value of 'unregister_netdevice_notifier_net'
Warning: net/core/dev.c:2216 No description found for return value of 'call_netdevice_notifiers_info'
Warning: net/core/dev.c:2249 No description found for return value of 'call_netdevice_notifiers_info_robust'
Warning: net/core/dev.c:2280 No description found for return value of 'call_netdevice_notifiers'
Warning: net/core/dev.c:2296 No description found for return value of 'call_netdevice_notifiers_mtu'
Warning: net/core/dev.c:2455 No description found for return value of 'dev_forward_skb'
Warning: net/core/dev.c:2514 No description found for return value of 'dev_nit_active_rcu'
Warning: net/core/dev.c:3223 No description found for return value of 'netif_set_real_num_rx_queues'
Warning: net/core/dev.c:3254 No description found for return value of 'netif_set_real_num_queues'
Warning: net/core/dev.c:3342 No description found for return value of 'netif_get_num_default_rss_queues'
Warning: net/core/dev.c:4296 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5158 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5662 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5694 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5811 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5834 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6159 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6391 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6667 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:7962 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:7986 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8004 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8019 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8059 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8085 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8258 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8284 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8312 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8600 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8619 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8900 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8929 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9358 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9387 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9673 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10032 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10050 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10112 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10699 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11282 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11501 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11547 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11818 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:11979 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12731 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12883 No description found for return value of 'netdev_drivername'

Current warnings:
files: ['net/core/dev.c']
Warning: net/core/dev.c:698 No description found for return value of 'dev_get_iflink'
Warning: net/core/dev.c:716 No description found for return value of 'dev_fill_metadata_dst'
Warning: net/core/dev.c:869 No description found for return value of '__dev_get_by_name'
Warning: net/core/dev.c:890 No description found for return value of 'dev_get_by_name_rcu'
Warning: net/core/dev.c:926 No description found for return value of 'netdev_get_by_name'
Warning: net/core/dev.c:948 No description found for return value of '__dev_get_by_index'
Warning: net/core/dev.c:972 No description found for return value of 'dev_get_by_index_rcu'
Warning: net/core/dev.c:1011 No description found for return value of 'netdev_get_by_index'
Warning: net/core/dev.c:1031 No description found for return value of 'dev_get_by_napi_id'
Warning: net/core/dev.c:1183 No description found for return value of 'netdev_get_name'
Warning: net/core/dev.c:1225 No description found for return value of 'dev_getbyhwaddr_rcu'
Warning: net/core/dev.c:1315 No description found for return value of 'dev_valid_name'
Warning: net/core/dev.c:1348 No description found for return value of '__dev_alloc_name'
Warning: net/core/dev.c:1437 No description found for return value of 'dev_alloc_name'
Warning: net/core/dev.c:1558 No description found for return value of 'dev_get_alias'
Warning: net/core/dev.c:1957 No description found for return value of 'register_netdevice_notifier'
Warning: net/core/dev.c:2012 No description found for return value of 'unregister_netdevice_notifier'
Warning: net/core/dev.c:2088 No description found for return value of 'register_netdevice_notifier_net'
Warning: net/core/dev.c:2117 No description found for return value of 'unregister_netdevice_notifier_net'
Warning: net/core/dev.c:2225 No description found for return value of 'call_netdevice_notifiers_info'
Warning: net/core/dev.c:2258 No description found for return value of 'call_netdevice_notifiers_info_robust'
Warning: net/core/dev.c:2289 No description found for return value of 'call_netdevice_notifiers'
Warning: net/core/dev.c:2305 No description found for return value of 'call_netdevice_notifiers_mtu'
Warning: net/core/dev.c:2464 No description found for return value of 'dev_forward_skb'
Warning: net/core/dev.c:2523 No description found for return value of 'dev_nit_active_rcu'
Warning: net/core/dev.c:3232 No description found for return value of 'netif_set_real_num_rx_queues'
Warning: net/core/dev.c:3263 No description found for return value of 'netif_set_real_num_queues'
Warning: net/core/dev.c:3351 No description found for return value of 'netif_get_num_default_rss_queues'
Warning: net/core/dev.c:4305 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5167 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5671 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5703 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5820 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5843 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6168 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6400 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6676 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:7971 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:7995 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8013 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8028 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8068 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8094 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8267 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8293 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8321 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8609 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8628 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8909 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8938 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9367 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9396 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9682 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10041 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10059 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10121 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10708 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11291 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11510 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11556 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11827 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:11988 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12740 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12892 No description found for return value of 'netdev_drivername'
Warning: net/core/dev.c:698 No description found for return value of 'dev_get_iflink'
Warning: net/core/dev.c:716 No description found for return value of 'dev_fill_metadata_dst'
Warning: net/core/dev.c:869 No description found for return value of '__dev_get_by_name'
Warning: net/core/dev.c:890 No description found for return value of 'dev_get_by_name_rcu'
Warning: net/core/dev.c:926 No description found for return value of 'netdev_get_by_name'
Warning: net/core/dev.c:948 No description found for return value of '__dev_get_by_index'
Warning: net/core/dev.c:972 No description found for return value of 'dev_get_by_index_rcu'
Warning: net/core/dev.c:1011 No description found for return value of 'netdev_get_by_index'
Warning: net/core/dev.c:1031 No description found for return value of 'dev_get_by_napi_id'
Warning: net/core/dev.c:1183 No description found for return value of 'netdev_get_name'
Warning: net/core/dev.c:1225 No description found for return value of 'dev_getbyhwaddr_rcu'
Warning: net/core/dev.c:1315 No description found for return value of 'dev_valid_name'
Warning: net/core/dev.c:1348 No description found for return value of '__dev_alloc_name'
Warning: net/core/dev.c:1437 No description found for return value of 'dev_alloc_name'
Warning: net/core/dev.c:1558 No description found for return value of 'dev_get_alias'
Warning: net/core/dev.c:1957 No description found for return value of 'register_netdevice_notifier'
Warning: net/core/dev.c:2012 No description found for return value of 'unregister_netdevice_notifier'
Warning: net/core/dev.c:2088 No description found for return value of 'register_netdevice_notifier_net'
Warning: net/core/dev.c:2117 No description found for return value of 'unregister_netdevice_notifier_net'
Warning: net/core/dev.c:2225 No description found for return value of 'call_netdevice_notifiers_info'
Warning: net/core/dev.c:2258 No description found for return value of 'call_netdevice_notifiers_info_robust'
Warning: net/core/dev.c:2289 No description found for return value of 'call_netdevice_notifiers'
Warning: net/core/dev.c:2305 No description found for return value of 'call_netdevice_notifiers_mtu'
Warning: net/core/dev.c:2464 No description found for return value of 'dev_forward_skb'
Warning: net/core/dev.c:2523 No description found for return value of 'dev_nit_active_rcu'
Warning: net/core/dev.c:3232 No description found for return value of 'netif_set_real_num_rx_queues'
Warning: net/core/dev.c:3263 No description found for return value of 'netif_set_real_num_queues'
Warning: net/core/dev.c:3351 No description found for return value of 'netif_get_num_default_rss_queues'
Warning: net/core/dev.c:4305 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5167 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5671 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5703 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5820 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5843 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6168 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6400 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6676 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:7971 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:7995 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8013 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8028 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8068 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8094 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8267 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8293 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8321 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8609 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8628 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8909 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8938 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9367 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9396 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9682 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10041 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10059 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10121 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10708 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11291 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11510 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11556 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11827 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:11988 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12740 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12892 No description found for return value of 'netdev_drivername'

Warnings before: 128 after: 128