Warnings before patch:
files: ['drivers/net/ethernet/intel/igbvf/netdev.c']
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:66 No description found for return value of 'igbvf_desc_unused'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:245 No description found for return value of 'igbvf_clean_rx_irq'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:417 No description found for return value of 'igbvf_setup_tx_resources'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:456 No description found for return value of 'igbvf_setup_rx_resources'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:645 No description found for return value of 'igbvf_update_itr'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:772 No description found for return value of 'igbvf_clean_tx_irq'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1044 No description found for return value of 'igbvf_request_msix'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1096 No description found for return value of 'igbvf_alloc_queues'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1122 No description found for return value of 'igbvf_request_irq'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1182 No description found for return value of 'igbvf_poll'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1445 No description found for return value of 'igbvf_set_uni'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1621 No description found for return value of 'igbvf_sw_init'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1696 No description found for return value of 'igbvf_open'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1764 No description found for return value of 'igbvf_close'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1786 No description found for return value of 'igbvf_set_mac'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:2387 No description found for return value of 'igbvf_change_mtu'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:2518 No description found for return value of 'igbvf_io_error_detected'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:2543 No description found for return value of 'igbvf_io_slot_reset'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:2700 No description found for return value of 'igbvf_probe'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:2965 No description found for return value of 'igbvf_init_module'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:66 No description found for return value of 'igbvf_desc_unused'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:245 No description found for return value of 'igbvf_clean_rx_irq'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:417 No description found for return value of 'igbvf_setup_tx_resources'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:456 No description found for return value of 'igbvf_setup_rx_resources'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:645 No description found for return value of 'igbvf_update_itr'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:772 No description found for return value of 'igbvf_clean_tx_irq'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1044 No description found for return value of 'igbvf_request_msix'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1096 No description found for return value of 'igbvf_alloc_queues'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1122 No description found for return value of 'igbvf_request_irq'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1182 No description found for return value of 'igbvf_poll'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1445 No description found for return value of 'igbvf_set_uni'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1621 No description found for return value of 'igbvf_sw_init'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1696 No description found for return value of 'igbvf_open'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1764 No description found for return value of 'igbvf_close'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1786 No description found for return value of 'igbvf_set_mac'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:2387 No description found for return value of 'igbvf_change_mtu'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:2518 No description found for return value of 'igbvf_io_error_detected'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:2543 No description found for return value of 'igbvf_io_slot_reset'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:2700 No description found for return value of 'igbvf_probe'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:2965 No description found for return value of 'igbvf_init_module'

Current warnings:
files: ['drivers/net/ethernet/intel/igbvf/netdev.c']
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:66 No description found for return value of 'igbvf_desc_unused'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:245 No description found for return value of 'igbvf_clean_rx_irq'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:417 No description found for return value of 'igbvf_setup_tx_resources'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:456 No description found for return value of 'igbvf_setup_rx_resources'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:645 No description found for return value of 'igbvf_update_itr'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:772 No description found for return value of 'igbvf_clean_tx_irq'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1044 No description found for return value of 'igbvf_request_msix'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1096 No description found for return value of 'igbvf_alloc_queues'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1122 No description found for return value of 'igbvf_request_irq'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1182 No description found for return value of 'igbvf_poll'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1445 No description found for return value of 'igbvf_set_uni'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1621 No description found for return value of 'igbvf_sw_init'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1696 No description found for return value of 'igbvf_open'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1764 No description found for return value of 'igbvf_close'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1786 No description found for return value of 'igbvf_set_mac'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:2385 No description found for return value of 'igbvf_change_mtu'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:2516 No description found for return value of 'igbvf_io_error_detected'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:2541 No description found for return value of 'igbvf_io_slot_reset'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:2698 No description found for return value of 'igbvf_probe'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:2963 No description found for return value of 'igbvf_init_module'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:66 No description found for return value of 'igbvf_desc_unused'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:245 No description found for return value of 'igbvf_clean_rx_irq'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:417 No description found for return value of 'igbvf_setup_tx_resources'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:456 No description found for return value of 'igbvf_setup_rx_resources'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:645 No description found for return value of 'igbvf_update_itr'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:772 No description found for return value of 'igbvf_clean_tx_irq'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1044 No description found for return value of 'igbvf_request_msix'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1096 No description found for return value of 'igbvf_alloc_queues'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1122 No description found for return value of 'igbvf_request_irq'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1182 No description found for return value of 'igbvf_poll'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1445 No description found for return value of 'igbvf_set_uni'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1621 No description found for return value of 'igbvf_sw_init'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1696 No description found for return value of 'igbvf_open'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1764 No description found for return value of 'igbvf_close'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:1786 No description found for return value of 'igbvf_set_mac'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:2385 No description found for return value of 'igbvf_change_mtu'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:2516 No description found for return value of 'igbvf_io_error_detected'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:2541 No description found for return value of 'igbvf_io_slot_reset'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:2698 No description found for return value of 'igbvf_probe'
Warning: drivers/net/ethernet/intel/igbvf/netdev.c:2963 No description found for return value of 'igbvf_init_module'

Warnings before: 40 after: 40