Warnings before patch:
files: ['net/core/dev.c']
Warning: net/core/dev.c:708 No description found for return value of 'dev_get_iflink'
Warning: net/core/dev.c:726 No description found for return value of 'dev_fill_metadata_dst'
Warning: net/core/dev.c:879 No description found for return value of '__dev_get_by_name'
Warning: net/core/dev.c:900 No description found for return value of 'dev_get_by_name_rcu'
Warning: net/core/dev.c:936 No description found for return value of 'netdev_get_by_name'
Warning: net/core/dev.c:958 No description found for return value of '__dev_get_by_index'
Warning: net/core/dev.c:982 No description found for return value of 'dev_get_by_index_rcu'
Warning: net/core/dev.c:1021 No description found for return value of 'netdev_get_by_index'
Warning: net/core/dev.c:1041 No description found for return value of 'dev_get_by_napi_id'
Warning: net/core/dev.c:1193 No description found for return value of 'netdev_get_name'
Warning: net/core/dev.c:1235 No description found for return value of 'dev_getbyhwaddr_rcu'
Warning: net/core/dev.c:1325 No description found for return value of 'dev_valid_name'
Warning: net/core/dev.c:1358 No description found for return value of '__dev_alloc_name'
Warning: net/core/dev.c:1447 No description found for return value of 'dev_alloc_name'
Warning: net/core/dev.c:1568 No description found for return value of 'dev_get_alias'
Warning: net/core/dev.c:1967 No description found for return value of 'register_netdevice_notifier'
Warning: net/core/dev.c:2022 No description found for return value of 'unregister_netdevice_notifier'
Warning: net/core/dev.c:2098 No description found for return value of 'register_netdevice_notifier_net'
Warning: net/core/dev.c:2127 No description found for return value of 'unregister_netdevice_notifier_net'
Warning: net/core/dev.c:2235 No description found for return value of 'call_netdevice_notifiers_info'
Warning: net/core/dev.c:2268 No description found for return value of 'call_netdevice_notifiers_info_robust'
Warning: net/core/dev.c:2299 No description found for return value of 'call_netdevice_notifiers'
Warning: net/core/dev.c:2315 No description found for return value of 'call_netdevice_notifiers_mtu'
Warning: net/core/dev.c:2474 No description found for return value of 'dev_forward_skb'
Warning: net/core/dev.c:2533 No description found for return value of 'dev_nit_active_rcu'
Warning: net/core/dev.c:3242 No description found for return value of 'netif_set_real_num_rx_queues'
Warning: net/core/dev.c:3273 No description found for return value of 'netif_set_real_num_queues'
Warning: net/core/dev.c:3361 No description found for return value of 'netif_get_num_default_rss_queues'
Warning: net/core/dev.c:4313 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5175 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5679 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5711 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5828 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5851 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6176 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6408 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6684 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:7979 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8003 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8021 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8036 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8076 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8102 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8275 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8301 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8329 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8617 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8636 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8917 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8946 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9375 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9404 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9690 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10049 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10067 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10129 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10716 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11299 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11521 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11567 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11838 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:11999 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12751 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12903 No description found for return value of 'netdev_drivername'
Warning: net/core/dev.c:708 No description found for return value of 'dev_get_iflink'
Warning: net/core/dev.c:726 No description found for return value of 'dev_fill_metadata_dst'
Warning: net/core/dev.c:879 No description found for return value of '__dev_get_by_name'
Warning: net/core/dev.c:900 No description found for return value of 'dev_get_by_name_rcu'
Warning: net/core/dev.c:936 No description found for return value of 'netdev_get_by_name'
Warning: net/core/dev.c:958 No description found for return value of '__dev_get_by_index'
Warning: net/core/dev.c:982 No description found for return value of 'dev_get_by_index_rcu'
Warning: net/core/dev.c:1021 No description found for return value of 'netdev_get_by_index'
Warning: net/core/dev.c:1041 No description found for return value of 'dev_get_by_napi_id'
Warning: net/core/dev.c:1193 No description found for return value of 'netdev_get_name'
Warning: net/core/dev.c:1235 No description found for return value of 'dev_getbyhwaddr_rcu'
Warning: net/core/dev.c:1325 No description found for return value of 'dev_valid_name'
Warning: net/core/dev.c:1358 No description found for return value of '__dev_alloc_name'
Warning: net/core/dev.c:1447 No description found for return value of 'dev_alloc_name'
Warning: net/core/dev.c:1568 No description found for return value of 'dev_get_alias'
Warning: net/core/dev.c:1967 No description found for return value of 'register_netdevice_notifier'
Warning: net/core/dev.c:2022 No description found for return value of 'unregister_netdevice_notifier'
Warning: net/core/dev.c:2098 No description found for return value of 'register_netdevice_notifier_net'
Warning: net/core/dev.c:2127 No description found for return value of 'unregister_netdevice_notifier_net'
Warning: net/core/dev.c:2235 No description found for return value of 'call_netdevice_notifiers_info'
Warning: net/core/dev.c:2268 No description found for return value of 'call_netdevice_notifiers_info_robust'
Warning: net/core/dev.c:2299 No description found for return value of 'call_netdevice_notifiers'
Warning: net/core/dev.c:2315 No description found for return value of 'call_netdevice_notifiers_mtu'
Warning: net/core/dev.c:2474 No description found for return value of 'dev_forward_skb'
Warning: net/core/dev.c:2533 No description found for return value of 'dev_nit_active_rcu'
Warning: net/core/dev.c:3242 No description found for return value of 'netif_set_real_num_rx_queues'
Warning: net/core/dev.c:3273 No description found for return value of 'netif_set_real_num_queues'
Warning: net/core/dev.c:3361 No description found for return value of 'netif_get_num_default_rss_queues'
Warning: net/core/dev.c:4313 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5175 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5679 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5711 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5828 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5851 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6176 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6408 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6684 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:7979 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8003 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8021 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8036 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8076 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8102 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8275 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8301 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8329 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8617 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8636 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8917 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8946 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9375 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9404 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9690 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10049 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10067 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10129 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10716 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11299 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11521 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11567 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11838 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:11999 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12751 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12903 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:4313 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5175 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5679 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5711 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5828 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5851 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6176 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6408 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6684 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:7979 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8003 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8021 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8036 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8076 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8102 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8276 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8302 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8330 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8618 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8637 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8918 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8947 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9376 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9405 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9691 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10050 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10068 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10130 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10717 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11300 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11522 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11568 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11839 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12000 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12752 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12904 No description found for return value of 'netdev_drivername'
Warning: net/core/dev.c:708 No description found for return value of 'dev_get_iflink'
Warning: net/core/dev.c:726 No description found for return value of 'dev_fill_metadata_dst'
Warning: net/core/dev.c:879 No description found for return value of '__dev_get_by_name'
Warning: net/core/dev.c:900 No description found for return value of 'dev_get_by_name_rcu'
Warning: net/core/dev.c:936 No description found for return value of 'netdev_get_by_name'
Warning: net/core/dev.c:958 No description found for return value of '__dev_get_by_index'
Warning: net/core/dev.c:982 No description found for return value of 'dev_get_by_index_rcu'
Warning: net/core/dev.c:1021 No description found for return value of 'netdev_get_by_index'
Warning: net/core/dev.c:1041 No description found for return value of 'dev_get_by_napi_id'
Warning: net/core/dev.c:1193 No description found for return value of 'netdev_get_name'
Warning: net/core/dev.c:1235 No description found for return value of 'dev_getbyhwaddr_rcu'
Warning: net/core/dev.c:1325 No description found for return value of 'dev_valid_name'
Warning: net/core/dev.c:1358 No description found for return value of '__dev_alloc_name'
Warning: net/core/dev.c:1447 No description found for return value of 'dev_alloc_name'
Warning: net/core/dev.c:1568 No description found for return value of 'dev_get_alias'
Warning: net/core/dev.c:1967 No description found for return value of 'register_netdevice_notifier'
Warning: net/core/dev.c:2022 No description found for return value of 'unregister_netdevice_notifier'
Warning: net/core/dev.c:2098 No description found for return value of 'register_netdevice_notifier_net'
Warning: net/core/dev.c:2127 No description found for return value of 'unregister_netdevice_notifier_net'
Warning: net/core/dev.c:2235 No description found for return value of 'call_netdevice_notifiers_info'
Warning: net/core/dev.c:2268 No description found for return value of 'call_netdevice_notifiers_info_robust'
Warning: net/core/dev.c:2299 No description found for return value of 'call_netdevice_notifiers'
Warning: net/core/dev.c:2315 No description found for return value of 'call_netdevice_notifiers_mtu'
Warning: net/core/dev.c:2474 No description found for return value of 'dev_forward_skb'
Warning: net/core/dev.c:2533 No description found for return value of 'dev_nit_active_rcu'
Warning: net/core/dev.c:3242 No description found for return value of 'netif_set_real_num_rx_queues'
Warning: net/core/dev.c:3273 No description found for return value of 'netif_set_real_num_queues'
Warning: net/core/dev.c:3361 No description found for return value of 'netif_get_num_default_rss_queues'
Warning: net/core/dev.c:4313 No description found for return value of 'dev_loopback_xmit'
Warning: net/core/dev.c:5175 No description found for return value of 'rps_may_expire_flow'
Warning: net/core/dev.c:5679 No description found for return value of '__netif_rx'
Warning: net/core/dev.c:5711 No description found for return value of 'netif_rx'
Warning: net/core/dev.c:5828 No description found for return value of 'netdev_is_rx_handler_busy'
Warning: net/core/dev.c:5851 No description found for return value of 'netdev_rx_handler_register'
Warning: net/core/dev.c:6176 No description found for return value of 'netif_receive_skb_core'
Warning: net/core/dev.c:6408 No description found for return value of 'netif_receive_skb'
Warning: net/core/dev.c:6684 No description found for return value of 'napi_schedule_prep'
Warning: net/core/dev.c:7979 No description found for return value of 'netdev_has_upper_dev'
Warning: net/core/dev.c:8003 No description found for return value of 'netdev_has_upper_dev_all_rcu'
Warning: net/core/dev.c:8021 No description found for return value of 'netdev_has_any_upper_dev'
Warning: net/core/dev.c:8036 No description found for return value of 'netdev_master_upper_dev_get'
Warning: net/core/dev.c:8076 No description found for return value of 'netdev_has_any_lower_dev'
Warning: net/core/dev.c:8102 No description found for return value of 'netdev_upper_get_next_dev_rcu'
Warning: net/core/dev.c:8276 No description found for return value of 'netdev_lower_get_next_private'
Warning: net/core/dev.c:8302 No description found for return value of 'netdev_lower_get_next_private_rcu'
Warning: net/core/dev.c:8330 No description found for return value of 'netdev_lower_get_next'
Warning: net/core/dev.c:8618 No description found for return value of 'netdev_lower_get_first_private_rcu'
Warning: net/core/dev.c:8637 No description found for return value of 'netdev_master_upper_dev_get_rcu'
Warning: net/core/dev.c:8918 No description found for return value of 'netdev_upper_dev_link'
Warning: net/core/dev.c:8947 No description found for return value of 'netdev_master_upper_dev_link'
Warning: net/core/dev.c:9376 No description found for return value of 'netdev_get_xmit_slave'
Warning: net/core/dev.c:9405 No description found for return value of 'netdev_sk_get_lowest_dev'
Warning: net/core/dev.c:9691 No description found for return value of 'netif_get_flags'
Warning: net/core/dev.c:10050 No description found for return value of 'dev_get_phys_port_id'
Warning: net/core/dev.c:10068 No description found for return value of 'dev_get_phys_port_name'
Warning: net/core/dev.c:10130 No description found for return value of 'netdev_port_same_parent_id'
Warning: net/core/dev.c:10717 No description found for return value of 'dev_change_xdp_fd'
Warning: net/core/dev.c:11300 No description found for return value of 'register_netdevice'
Warning: net/core/dev.c:11522 No description found for return value of 'register_netdev'
Warning: net/core/dev.c:11568 No description found for return value of 'netdev_wait_allrefs_any'
Warning: net/core/dev.c:11839 No description found for return value of 'dev_get_stats'
Warning: net/core/dev.c:12000 No description found for return value of 'alloc_netdev_mqs'
Warning: net/core/dev.c:12752 No description found for return value of 'netdev_increment_features'
Warning: net/core/dev.c:12904 No description found for return value of 'netdev_drivername'

Warnings before: 128 after: 128