Warnings before patch:
files: ['include/linux/netdevice.h', 'include/net/ip6_tunnel.h', 'include/net/ip_tunnels.h', 'net/core/dev.h', 'net/ipv4/ip_tunnel_core.c']
Warning: include/linux/netdevice.h:630 No description found for return value of 'napi_if_scheduled_mark_missed'
Warning: include/linux/netdevice.h:2762 No description found for return value of 'netdev_priv'
Warning: include/linux/netdevice.h:3690 No description found for return value of 'netif_queue_stopped'
Warning: include/linux/netdevice.h:3939 No description found for return value of 'netdev_cap_txqueue'
Warning: include/linux/netdevice.h:3957 No description found for return value of 'netif_running'
Warning: include/linux/netdevice.h:4004 No description found for return value of '__netif_subqueue_stopped'
Warning: include/linux/netdevice.h:4019 No description found for return value of 'netif_subqueue_stopped'
Warning: include/linux/netdevice.h:4054 No description found for return value of 'netif_attr_test_mask'
Warning: include/linux/netdevice.h:4151 No description found for return value of 'netif_is_multiqueue'
Warning: include/linux/netdevice.h:4512 No description found for return value of 'netif_carrier_ok'
Warning: include/linux/netdevice.h:4561 No description found for return value of 'netif_dormant'
Warning: include/linux/netdevice.h:4601 No description found for return value of 'netif_testing'
Warning: include/linux/netdevice.h:4613 No description found for return value of 'netif_oper_up'
Warning: include/linux/netdevice.h:4627 No description found for return value of 'netif_device_present'
Warning: include/linux/netdevice.h:5000 No description found for return value of '__dev_uc_sync'
Warning: include/linux/netdevice.h:5044 No description found for return value of '__dev_mc_sync'
Warning: include/linux/netdevice.h:630 No description found for return value of 'napi_if_scheduled_mark_missed'
Warning: include/linux/netdevice.h:2762 No description found for return value of 'netdev_priv'
Warning: include/linux/netdevice.h:3690 No description found for return value of 'netif_queue_stopped'
Warning: include/linux/netdevice.h:3939 No description found for return value of 'netdev_cap_txqueue'
Warning: include/linux/netdevice.h:3957 No description found for return value of 'netif_running'
Warning: include/linux/netdevice.h:4004 No description found for return value of '__netif_subqueue_stopped'
Warning: include/linux/netdevice.h:4019 No description found for return value of 'netif_subqueue_stopped'
Warning: include/linux/netdevice.h:4054 No description found for return value of 'netif_attr_test_mask'
Warning: include/linux/netdevice.h:4151 No description found for return value of 'netif_is_multiqueue'
Warning: include/linux/netdevice.h:4512 No description found for return value of 'netif_carrier_ok'
Warning: include/linux/netdevice.h:4561 No description found for return value of 'netif_dormant'
Warning: include/linux/netdevice.h:4601 No description found for return value of 'netif_testing'
Warning: include/linux/netdevice.h:4613 No description found for return value of 'netif_oper_up'
Warning: include/linux/netdevice.h:4627 No description found for return value of 'netif_device_present'
Warning: include/linux/netdevice.h:5000 No description found for return value of '__dev_uc_sync'
Warning: include/linux/netdevice.h:5044 No description found for return value of '__dev_mc_sync'

Current warnings:
files: ['include/linux/netdevice.h', 'include/net/ip6_tunnel.h', 'include/net/ip_tunnels.h', 'net/core/dev.h', 'net/ipv4/ip_tunnel_core.c']
Warning: include/linux/netdevice.h:630 No description found for return value of 'napi_if_scheduled_mark_missed'
Warning: include/linux/netdevice.h:2762 No description found for return value of 'netdev_priv'
Warning: include/linux/netdevice.h:3722 No description found for return value of 'netif_queue_stopped'
Warning: include/linux/netdevice.h:3971 No description found for return value of 'netdev_cap_txqueue'
Warning: include/linux/netdevice.h:3989 No description found for return value of 'netif_running'
Warning: include/linux/netdevice.h:4036 No description found for return value of '__netif_subqueue_stopped'
Warning: include/linux/netdevice.h:4051 No description found for return value of 'netif_subqueue_stopped'
Warning: include/linux/netdevice.h:4086 No description found for return value of 'netif_attr_test_mask'
Warning: include/linux/netdevice.h:4183 No description found for return value of 'netif_is_multiqueue'
Warning: include/linux/netdevice.h:4544 No description found for return value of 'netif_carrier_ok'
Warning: include/linux/netdevice.h:4593 No description found for return value of 'netif_dormant'
Warning: include/linux/netdevice.h:4633 No description found for return value of 'netif_testing'
Warning: include/linux/netdevice.h:4645 No description found for return value of 'netif_oper_up'
Warning: include/linux/netdevice.h:4659 No description found for return value of 'netif_device_present'
Warning: include/linux/netdevice.h:5032 No description found for return value of '__dev_uc_sync'
Warning: include/linux/netdevice.h:5076 No description found for return value of '__dev_mc_sync'
Warning: include/linux/netdevice.h:630 No description found for return value of 'napi_if_scheduled_mark_missed'
Warning: include/linux/netdevice.h:2762 No description found for return value of 'netdev_priv'
Warning: include/linux/netdevice.h:3722 No description found for return value of 'netif_queue_stopped'
Warning: include/linux/netdevice.h:3971 No description found for return value of 'netdev_cap_txqueue'
Warning: include/linux/netdevice.h:3989 No description found for return value of 'netif_running'
Warning: include/linux/netdevice.h:4036 No description found for return value of '__netif_subqueue_stopped'
Warning: include/linux/netdevice.h:4051 No description found for return value of 'netif_subqueue_stopped'
Warning: include/linux/netdevice.h:4086 No description found for return value of 'netif_attr_test_mask'
Warning: include/linux/netdevice.h:4183 No description found for return value of 'netif_is_multiqueue'
Warning: include/linux/netdevice.h:4544 No description found for return value of 'netif_carrier_ok'
Warning: include/linux/netdevice.h:4593 No description found for return value of 'netif_dormant'
Warning: include/linux/netdevice.h:4633 No description found for return value of 'netif_testing'
Warning: include/linux/netdevice.h:4645 No description found for return value of 'netif_oper_up'
Warning: include/linux/netdevice.h:4659 No description found for return value of 'netif_device_present'
Warning: include/linux/netdevice.h:5032 No description found for return value of '__dev_uc_sync'
Warning: include/linux/netdevice.h:5076 No description found for return value of '__dev_mc_sync'

Warnings before: 32 after: 32