Warnings before patch:
files: ['drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c']
Warning: drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c:363 No description found for return value of 'hns_rcb_common_init_hw'
Warning: drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c:506 No description found for return value of 'hns_rcb_get_cfg'
Warning: drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c:889 No description found for return value of 'hns_rcb_get_ring_sset_count'
Warning: drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c:901 No description found for return value of 'hns_rcb_get_common_regs_count'
Warning: drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c:910 No description found for return value of 'hns_rcb_get_ring_regs_count'
Warning: drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c:363 No description found for return value of 'hns_rcb_common_init_hw'
Warning: drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c:506 No description found for return value of 'hns_rcb_get_cfg'
Warning: drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c:889 No description found for return value of 'hns_rcb_get_ring_sset_count'
Warning: drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c:901 No description found for return value of 'hns_rcb_get_common_regs_count'
Warning: drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c:910 No description found for return value of 'hns_rcb_get_ring_regs_count'

Current warnings:
files: ['drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c']
Warning: drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c:363 No description found for return value of 'hns_rcb_common_init_hw'
Warning: drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c:506 No description found for return value of 'hns_rcb_get_cfg'
Warning: drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c:889 No description found for return value of 'hns_rcb_get_ring_sset_count'
Warning: drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c:901 No description found for return value of 'hns_rcb_get_common_regs_count'
Warning: drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c:910 No description found for return value of 'hns_rcb_get_ring_regs_count'
Warning: drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c:363 No description found for return value of 'hns_rcb_common_init_hw'
Warning: drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c:506 No description found for return value of 'hns_rcb_get_cfg'
Warning: drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c:889 No description found for return value of 'hns_rcb_get_ring_sset_count'
Warning: drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c:901 No description found for return value of 'hns_rcb_get_common_regs_count'
Warning: drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c:910 No description found for return value of 'hns_rcb_get_ring_regs_count'

Warnings before: 10 after: 10