Warnings before patch:
files: ['drivers/net/ethernet/stmicro/stmmac/hwif.h', 'drivers/net/ethernet/stmicro/stmmac/stmmac_main.c', 'drivers/net/ethernet/stmicro/stmmac/hwif.c']
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:177 No description found for return value of 'stmmac_set_clk_tx_rate'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:318 No description found for return value of 'stmmac_rx_dirty'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:516 No description found for return value of 'stmmac_hwtstamp_set'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:713 No description found for return value of 'stmmac_hwtstamp_get'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:736 No description found for return value of 'stmmac_init_tstamp_counter'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:766 No description found for return value of 'stmmac_init_timestamping'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:1163 No description found for return value of 'stmmac_init_phy'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:1510 No description found for return value of 'stmmac_init_rx_buffers'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:1740 No description found for return value of '__init_dma_rx_desc_rings'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:1848 No description found for return value of '__init_dma_tx_desc_rings'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:1919 No description found for return value of 'init_dma_desc_rings'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:2085 No description found for return value of '__alloc_dma_rx_desc_resources'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:2200 No description found for return value of '__alloc_dma_tx_desc_resources'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:2276 No description found for return value of 'alloc_dma_desc_resources'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:2705 No description found for return value of 'stmmac_tx_clean'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:3058 No description found for return value of 'stmmac_get_hw_features'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:3143 No description found for return value of 'stmmac_init_dma_engine'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:3243 No description found for return value of 'stmmac_tx_timer'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:3519 No description found for return value of 'stmmac_hw_setup'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:3949 No description found for return value of 'stmmac_setup_dma_desc'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:4023 No description found for return value of '__stmmac_open'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:4162 No description found for return value of 'stmmac_release'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:4311 No description found for return value of 'stmmac_tso_xmit'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:4579 No description found for return value of 'stmmac_xmit'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:5500 No description found for return value of 'stmmac_rx'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:5893 missing initial short description on line:
 *  stmmac_tx_timeout
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:5939 No description found for return value of 'stmmac_change_mtu'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:6110 No description found for return value of 'stmmac_interrupt'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:6217 No description found for return value of 'stmmac_ioctl'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:7211 No description found for return value of 'stmmac_hw_init'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:7557 missing initial short description on line:
 * stmmac_dvr_probe
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:7871 missing initial short description on line:
 * stmmac_dvr_remove
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:7917 No description found for return value of 'stmmac_suspend'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:8013 No description found for return value of 'stmmac_resume'

Current warnings:
files: ['drivers/net/ethernet/stmicro/stmmac/hwif.h', 'drivers/net/ethernet/stmicro/stmmac/stmmac_main.c', 'drivers/net/ethernet/stmicro/stmmac/hwif.c']
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:177 No description found for return value of 'stmmac_set_clk_tx_rate'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:318 No description found for return value of 'stmmac_rx_dirty'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:516 No description found for return value of 'stmmac_hwtstamp_set'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:713 No description found for return value of 'stmmac_hwtstamp_get'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:736 No description found for return value of 'stmmac_init_tstamp_counter'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:766 No description found for return value of 'stmmac_init_timestamping'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:1163 No description found for return value of 'stmmac_init_phy'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:1510 No description found for return value of 'stmmac_init_rx_buffers'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:1740 No description found for return value of '__init_dma_rx_desc_rings'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:1848 No description found for return value of '__init_dma_tx_desc_rings'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:1919 No description found for return value of 'init_dma_desc_rings'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:2085 No description found for return value of '__alloc_dma_rx_desc_resources'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:2200 No description found for return value of '__alloc_dma_tx_desc_resources'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:2276 No description found for return value of 'alloc_dma_desc_resources'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:2705 No description found for return value of 'stmmac_tx_clean'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:3058 No description found for return value of 'stmmac_get_hw_features'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:3143 No description found for return value of 'stmmac_init_dma_engine'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:3243 No description found for return value of 'stmmac_tx_timer'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:3519 No description found for return value of 'stmmac_hw_setup'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:3949 No description found for return value of 'stmmac_setup_dma_desc'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:4023 No description found for return value of '__stmmac_open'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:4162 No description found for return value of 'stmmac_release'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:4311 No description found for return value of 'stmmac_tso_xmit'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:4579 No description found for return value of 'stmmac_xmit'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:5500 No description found for return value of 'stmmac_rx'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:5893 missing initial short description on line:
 *  stmmac_tx_timeout
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:5939 No description found for return value of 'stmmac_change_mtu'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:6110 No description found for return value of 'stmmac_interrupt'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:6217 No description found for return value of 'stmmac_ioctl'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:7211 No description found for return value of 'stmmac_hw_init'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:7557 missing initial short description on line:
 * stmmac_dvr_probe
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:7871 missing initial short description on line:
 * stmmac_dvr_remove
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:7917 No description found for return value of 'stmmac_suspend'
Warning: drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:8013 No description found for return value of 'stmmac_resume'

Warnings before: 34 after: 34