Warnings before patch:
files: ['include/linux/netdevice.h', 'include/net/netfilter/nf_flow_table.h', 'net/ipv4/ipip.c', 'net/netfilter/nf_flow_table_core.c', 'net/netfilter/nf_flow_table_ip.c', 'net/netfilter/nf_flow_table_path.c']
Warning: include/linux/netdevice.h:630 No description found for return value of 'napi_if_scheduled_mark_missed'
Warning: include/linux/netdevice.h:2746 No description found for return value of 'netdev_priv'
Warning: include/linux/netdevice.h:3673 No description found for return value of 'netif_queue_stopped'
Warning: include/linux/netdevice.h:3922 No description found for return value of 'netdev_cap_txqueue'
Warning: include/linux/netdevice.h:3940 No description found for return value of 'netif_running'
Warning: include/linux/netdevice.h:3987 No description found for return value of '__netif_subqueue_stopped'
Warning: include/linux/netdevice.h:4002 No description found for return value of 'netif_subqueue_stopped'
Warning: include/linux/netdevice.h:4037 No description found for return value of 'netif_attr_test_mask'
Warning: include/linux/netdevice.h:4134 No description found for return value of 'netif_is_multiqueue'
Warning: include/linux/netdevice.h:4495 No description found for return value of 'netif_carrier_ok'
Warning: include/linux/netdevice.h:4544 No description found for return value of 'netif_dormant'
Warning: include/linux/netdevice.h:4584 No description found for return value of 'netif_testing'
Warning: include/linux/netdevice.h:4596 No description found for return value of 'netif_oper_up'
Warning: include/linux/netdevice.h:4610 No description found for return value of 'netif_device_present'
Warning: include/linux/netdevice.h:4966 No description found for return value of '__dev_uc_sync'
Warning: include/linux/netdevice.h:5010 No description found for return value of '__dev_mc_sync'

Current warnings:
files: ['include/linux/netdevice.h', 'include/net/netfilter/nf_flow_table.h', 'net/ipv4/ipip.c', 'net/netfilter/nf_flow_table_core.c', 'net/netfilter/nf_flow_table_ip.c', 'net/netfilter/nf_flow_table_path.c']
Warning: include/linux/netdevice.h:630 No description found for return value of 'napi_if_scheduled_mark_missed'
Warning: include/linux/netdevice.h:2759 No description found for return value of 'netdev_priv'
Warning: include/linux/netdevice.h:3686 No description found for return value of 'netif_queue_stopped'
Warning: include/linux/netdevice.h:3935 No description found for return value of 'netdev_cap_txqueue'
Warning: include/linux/netdevice.h:3953 No description found for return value of 'netif_running'
Warning: include/linux/netdevice.h:4000 No description found for return value of '__netif_subqueue_stopped'
Warning: include/linux/netdevice.h:4015 No description found for return value of 'netif_subqueue_stopped'
Warning: include/linux/netdevice.h:4050 No description found for return value of 'netif_attr_test_mask'
Warning: include/linux/netdevice.h:4147 No description found for return value of 'netif_is_multiqueue'
Warning: include/linux/netdevice.h:4508 No description found for return value of 'netif_carrier_ok'
Warning: include/linux/netdevice.h:4557 No description found for return value of 'netif_dormant'
Warning: include/linux/netdevice.h:4597 No description found for return value of 'netif_testing'
Warning: include/linux/netdevice.h:4609 No description found for return value of 'netif_oper_up'
Warning: include/linux/netdevice.h:4623 No description found for return value of 'netif_device_present'
Warning: include/linux/netdevice.h:4979 No description found for return value of '__dev_uc_sync'
Warning: include/linux/netdevice.h:5023 No description found for return value of '__dev_mc_sync'

Warnings before: 16 after: 16