Hi Florian,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on driver-core/driver-core-testing]
[also build test WARNING on v4.17-rc5 next-20180515]
[if your patch is applied to the wrong git tree, please drop us a note to help 
improve the system]

url:    
https://github.com/0day-ci/linux/commits/Florian-Schmaus/return-EINVAL-error-instead-of-BUG_ON/20180516-141149
reproduce: make htmldocs

All warnings (new ones prefixed by >>):

   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   include/net/mac80211.h:2083: warning: bad line: >
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'rx_stats_avg' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'rx_stats_avg.signal' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'rx_stats_avg.chain_signal' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'status_stats.filtered' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'status_stats.retry_failed' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'status_stats.retry_count' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'status_stats.lost_packets' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'status_stats.last_tdls_pkt_time' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'status_stats.msdu_retries' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'status_stats.msdu_failed' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'status_stats.last_ack' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'status_stats.last_ack_signal' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'status_stats.ack_signal_filled' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'tx_stats.packets' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'tx_stats.bytes' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'tx_stats.last_rate' not described in 'sta_info'
   net/mac80211/sta_info.h:586: warning: Function parameter or member 
'tx_stats.msdu' not described in 'sta_info'
   kernel/sched/fair.c:3731: warning: Function parameter or member 'flags' not 
described in 'attach_entity_load_avg'
   include/linux/dma-buf.h:307: warning: Function parameter or member 
'cb_excl.cb' not described in 'dma_buf'
   include/linux/dma-buf.h:307: warning: Function parameter or member 
'cb_excl.poll' not described in 'dma_buf'
   include/linux/dma-buf.h:307: warning: Function parameter or member 
'cb_excl.active' not described in 'dma_buf'
   include/linux/dma-buf.h:307: warning: Function parameter or member 
'cb_shared.cb' not described in 'dma_buf'
   include/linux/dma-buf.h:307: warning: Function parameter or member 
'cb_shared.poll' not described in 'dma_buf'
   include/linux/dma-buf.h:307: warning: Function parameter or member 
'cb_shared.active' not described in 'dma_buf'
   include/linux/dma-fence-array.h:54: warning: Function parameter or member 
'work' not described in 'dma_fence_array'
   include/linux/gpio/driver.h:142: warning: Function parameter or member 
'request_key' not described in 'gpio_irq_chip'
   include/linux/iio/iio.h:270: warning: Function parameter or member 
'scan_type.sign' not described in 'iio_chan_spec'
   include/linux/iio/iio.h:270: warning: Function parameter or member 
'scan_type.realbits' not described in 'iio_chan_spec'
   include/linux/iio/iio.h:270: warning: Function parameter or member 
'scan_type.storagebits' not described in 'iio_chan_spec'
   include/linux/iio/iio.h:270: warning: Function parameter or member 
'scan_type.shift' not described in 'iio_chan_spec'
   include/linux/iio/iio.h:270: warning: Function parameter or member 
'scan_type.repeat' not described in 'iio_chan_spec'
   include/linux/iio/iio.h:270: warning: Function parameter or member 
'scan_type.endianness' not described in 'iio_chan_spec'
   include/linux/iio/hw-consumer.h:1: warning: no structured comments found
>> include/linux/device.h:143: warning: Function parameter or member 
>> 'bus_register_error' not described in 'bus_type'
   include/linux/input/sparse-keymap.h:46: warning: Function parameter or 
member 'sw' not described in 'key_entry'
   include/linux/mtd/rawnand.h:752: warning: Function parameter or member 
'timings.sdr' not described in 'nand_data_interface'
   include/linux/mtd/rawnand.h:817: warning: Function parameter or member 'buf' 
not described in 'nand_op_data_instr'
   include/linux/mtd/rawnand.h:817: warning: Function parameter or member 
'buf.in' not described in 'nand_op_data_instr'
   include/linux/mtd/rawnand.h:817: warning: Function parameter or member 
'buf.out' not described in 'nand_op_data_instr'
   include/linux/mtd/rawnand.h:863: warning: Function parameter or member 'ctx' 
not described in 'nand_op_instr'
   include/linux/mtd/rawnand.h:863: warning: Function parameter or member 
'ctx.cmd' not described in 'nand_op_instr'
   include/linux/mtd/rawnand.h:863: warning: Function parameter or member 
'ctx.addr' not described in 'nand_op_instr'
   include/linux/mtd/rawnand.h:863: warning: Function parameter or member 
'ctx.data' not described in 'nand_op_instr'
   include/linux/mtd/rawnand.h:863: warning: Function parameter or member 
'ctx.waitrdy' not described in 'nand_op_instr'
   include/linux/mtd/rawnand.h:1010: warning: Function parameter or member 
'ctx' not described in 'nand_op_parser_pattern_elem'
   include/linux/mtd/rawnand.h:1010: warning: Function parameter or member 
'ctx.addr' not described in 'nand_op_parser_pattern_elem'
   include/linux/mtd/rawnand.h:1010: warning: Function parameter or member 
'ctx.data' not described in 'nand_op_parser_pattern_elem'
   include/linux/mtd/rawnand.h:1313: warning: Function parameter or member 
'manufacturer.desc' not described in 'nand_chip'
   include/linux/mtd/rawnand.h:1313: warning: Function parameter or member 
'manufacturer.priv' not described in 'nand_chip'
   include/linux/regulator/driver.h:222: warning: Function parameter or member 
'resume_early' not described in 'regulator_ops'
   drivers/regulator/core.c:4306: warning: Excess function parameter 'state' 
description in 'regulator_suspend_late'
   arch/s390/include/asm/cio.h:245: warning: Function parameter or member 
'esw.esw0' not described in 'irb'
   arch/s390/include/asm/cio.h:245: warning: Function parameter or member 
'esw.esw1' not described in 'irb'
   arch/s390/include/asm/cio.h:245: warning: Function parameter or member 
'esw.esw2' not described in 'irb'
   arch/s390/include/asm/cio.h:245: warning: Function parameter or member 
'esw.esw3' not described in 'irb'
   arch/s390/include/asm/cio.h:245: warning: Function parameter or member 
'esw.eadm' not described in 'irb'
   drivers/usb/typec/mux.c:186: warning: Function parameter or member 'mux' not 
described in 'typec_mux_unregister'
   drivers/usb/typec/mux.c:186: warning: Excess function parameter 'sw' 
description in 'typec_mux_unregister'
   include/drm/drm_drv.h:610: warning: Function parameter or member 
'gem_prime_pin' not described in 'drm_driver'
   include/drm/drm_drv.h:610: warning: Function parameter or member 
'gem_prime_unpin' not described in 'drm_driver'
   include/drm/drm_drv.h:610: warning: Function parameter or member 
'gem_prime_res_obj' not described in 'drm_driver'
   include/drm/drm_drv.h:610: warning: Function parameter or member 
'gem_prime_get_sg_table' not described in 'drm_driver'
   include/drm/drm_drv.h:610: warning: Function parameter or member 
'gem_prime_import_sg_table' not described in 'drm_driver'
   include/drm/drm_drv.h:610: warning: Function parameter or member 
'gem_prime_vmap' not described in 'drm_driver'
   include/drm/drm_drv.h:610: warning: Function parameter or member 
'gem_prime_vunmap' not described in 'drm_driver'
   include/drm/drm_drv.h:610: warning: Function parameter or member 
'gem_prime_mmap' not described in 'drm_driver'
   drivers/gpu/drm/drm_prime.c:342: warning: Function parameter or member 
'attach' not described in 'drm_gem_unmap_dma_buf'
   drivers/gpu/drm/drm_prime.c:342: warning: Function parameter or member 'sgt' 
not described in 'drm_gem_unmap_dma_buf'
   drivers/gpu/drm/drm_prime.c:342: warning: Function parameter or member 'dir' 
not described in 'drm_gem_unmap_dma_buf'
   drivers/gpu/drm/drm_prime.c:438: warning: Function parameter or member 
'dma_buf' not described in 'drm_gem_dmabuf_kmap_atomic'
   drivers/gpu/drm/drm_prime.c:438: warning: Function parameter or member 
'page_num' not described in 'drm_gem_dmabuf_kmap_atomic'
   drivers/gpu/drm/drm_prime.c:450: warning: Function parameter or member 
'dma_buf' not described in 'drm_gem_dmabuf_kunmap_atomic'
   drivers/gpu/drm/drm_prime.c:450: warning: Function parameter or member 
'page_num' not described in 'drm_gem_dmabuf_kunmap_atomic'
   drivers/gpu/drm/drm_prime.c:450: warning: Function parameter or member 
'addr' not described in 'drm_gem_dmabuf_kunmap_atomic'
   drivers/gpu/drm/drm_prime.c:461: warning: Function parameter or member 
'dma_buf' not described in 'drm_gem_dmabuf_kmap'
   drivers/gpu/drm/drm_prime.c:461: warning: Function parameter or member 
'page_num' not described in 'drm_gem_dmabuf_kmap'
   drivers/gpu/drm/drm_prime.c:473: warning: Function parameter or member 
'dma_buf' not described in 'drm_gem_dmabuf_kunmap'
   drivers/gpu/drm/drm_prime.c:473: warning: Function parameter or member 
'page_num' not described in 'drm_gem_dmabuf_kunmap'
   drivers/gpu/drm/drm_prime.c:473: warning: Function parameter or member 
'addr' not described in 'drm_gem_dmabuf_kunmap'
   include/media/v4l2-dev.h:42: warning: Enum value 'VFL_TYPE_MAX' not 
described in enum 'vfl_devnode_type'
   include/linux/skbuff.h:850: warning: Function parameter or member 
'dev_scratch' not described in 'sk_buff'
   include/linux/skbuff.h:850: warning: Function parameter or member 
'ip_defrag_offset' not described in 'sk_buff'
   include/linux/skbuff.h:850: warning: Function parameter or member 
'skb_mstamp' not described in 'sk_buff'
   include/linux/skbuff.h:850: warning: Function parameter or member 
'__cloned_offset' not described in 'sk_buff'
   include/linux/skbuff.h:850: warning: Function parameter or member 
'head_frag' not described in 'sk_buff'
   include/linux/skbuff.h:850: warning: Function parameter or member '__unused' 
not described in 'sk_buff'
   include/linux/skbuff.h:850: warning: Function parameter or member 
'__pkt_type_offset' not described in 'sk_buff'
   include/linux/skbuff.h:850: warning: Function parameter or member 
'pfmemalloc' not described in 'sk_buff'
   include/linux/skbuff.h:850: warning: Function parameter or member 
'encapsulation' not described in 'sk_buff'
   include/linux/skbuff.h:850: warning: Function parameter or member 
'encap_hdr_csum' not described in 'sk_buff'
   include/linux/skbuff.h:850: warning: Function parameter or member 
'csum_valid' not described in 'sk_buff'
   include/linux/skbuff.h:850: warning: Function parameter or member 
'csum_complete_sw' not described in 'sk_buff'
   include/linux/skbuff.h:850: warning: Function parameter or member 
'csum_level' not described in 'sk_buff'
   include/linux/skbuff.h:850: warning: Function parameter or member 
'inner_protocol_type' not described in 'sk_buff'
   include/linux/skbuff.h:850: warning: Function parameter or member 
'remcsum_offload' not described in 'sk_buff'
   include/linux/skbuff.h:850: warning: Function parameter or member 
'offload_fwd_mark' not described in 'sk_buff'
   include/linux/skbuff.h:850: warning: Function parameter or member 
'offload_mr_fwd_mark' not described in 'sk_buff'
   include/linux/skbuff.h:850: warning: Function parameter or member 
'sender_cpu' not described in 'sk_buff'
   include/linux/skbuff.h:850: warning: Function parameter or member 
'reserved_tailroom' not described in 'sk_buff'
   include/linux/skbuff.h:850: warning: Function parameter or member 
'inner_ipproto' not described in 'sk_buff'
   include/net/sock.h:234: warning: Function parameter or member 'skc_addrpair' 
not described in 'sock_common'
   include/net/sock.h:234: warning: Function parameter or member 'skc_portpair' 
not described in 'sock_common'
   include/net/sock.h:234: warning: Function parameter or member 'skc_ipv6only' 
not described in 'sock_common'
   include/net/sock.h:234: warning: Function parameter or member 
'skc_net_refcnt' not described in 'sock_common'
   include/net/sock.h:234: warning: Function parameter or member 'skc_v6_daddr' 
not described in 'sock_common'
   include/net/sock.h:234: warning: Function parameter or member 
'skc_v6_rcv_saddr' not described in 'sock_common'
   include/net/sock.h:234: warning: Function parameter or member 'skc_cookie' 
not described in 'sock_common'
   include/net/sock.h:234: warning: Function parameter or member 'skc_listener' 
not described in 'sock_common'
   include/net/sock.h:234: warning: Function parameter or member 'skc_tw_dr' 
not described in 'sock_common'
   include/net/sock.h:234: warning: Function parameter or member 'skc_rcv_wnd' 
not described in 'sock_common'
   include/net/sock.h:234: warning: Function parameter or member 
'skc_tw_rcv_nxt' not described in 'sock_common'
   include/net/sock.h:488: warning: Function parameter or member 
'sk_backlog.rmem_alloc' not described in 'sock'
   include/net/sock.h:488: warning: Function parameter or member 
'sk_backlog.len' not described in 'sock'
   include/net/sock.h:488: warning: Function parameter or member 
'sk_backlog.head' not described in 'sock'
   include/net/sock.h:488: warning: Function parameter or member 
'sk_backlog.tail' not described in 'sock'
   include/net/sock.h:488: warning: Function parameter or member 'sk_wq_raw' 
not described in 'sock'
   include/net/sock.h:488: warning: Function parameter or member 
'tcp_rtx_queue' not described in 'sock'
   include/net/sock.h:488: warning: Function parameter or member 
'sk_route_forced_caps' not described in 'sock'
   include/linux/netdevice.h:1955: warning: Function parameter or member 
'adj_list.upper' not described in 'net_device'
   include/linux/netdevice.h:1955: warning: Function parameter or member 
'adj_list.lower' not described in 'net_device'
   include/linux/netdevice.h:1955: warning: Function parameter or member 
'gso_partial_features' not described in 'net_device'
   include/linux/netdevice.h:1955: warning: Function parameter or member 
'switchdev_ops' not described in 'net_device'
   include/linux/netdevice.h:1955: warning: Function parameter or member 
'l3mdev_ops' not described in 'net_device'
   include/linux/netdevice.h:1955: warning: Function parameter or member 
'xfrmdev_ops' not described in 'net_device'
   include/linux/netdevice.h:1955: warning: Function parameter or member 
'name_assign_type' not described in 'net_device'
   include/linux/netdevice.h:1955: warning: Function parameter or member 
'ieee802154_ptr' not described in 'net_device'
   include/linux/netdevice.h:1955: warning: Function parameter or member 
'mpls_ptr' not described in 'net_device'
   include/linux/netdevice.h:1955: warning: Function parameter or member 
'xdp_prog' not described in 'net_device'
   include/linux/netdevice.h:1955: warning: Function parameter or member 
'gro_flush_timeout' not described in 'net_device'
   include/linux/netdevice.h:1955: warning: Function parameter or member 
'nf_hooks_ingress' not described in 'net_device'
   include/linux/netdevice.h:1955: warning: Function parameter or member 
'____cacheline_aligned_in_smp' not described in 'net_device'
   include/linux/netdevice.h:1955: warning: Function parameter or member 
'qdisc_hash' not described in 'net_device'
   include/linux/phylink.h:56: warning: Function parameter or member 
'__ETHTOOL_DECLARE_LINK_MODE_MASK(advertising' not described in 
'phylink_link_state'
   include/linux/phylink.h:56: warning: Function parameter or member 
'__ETHTOOL_DECLARE_LINK_MODE_MASK(lp_advertising' not described in 
'phylink_link_state'

vim +143 include/linux/device.h

^1da177e Linus Torvalds 2005-04-16 @143  

:::::: The code at line 143 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2

:::::: TO: Linus Torvalds <torva...@ppc970.osdl.org>
:::::: CC: Linus Torvalds <torva...@ppc970.osdl.org>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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