linux-kernel - Re: [PATCH net v3] nfc: nfcmrvl: main: reorder destructive operations in nfcmrvl_nci_unregister

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Date:   Wed, 27 Apr 2022 09:02:38 +0800
From:   kernel test robot <lkp@...el.com>
To:     Duoming Zhou <duoming@....edu.cn>, krzysztof.kozlowski@...aro.org,
        pabeni@...hat.com, linux-kernel@...r.kernel.org
Cc:     kbuild-all@...ts.01.org, davem@...emloft.net, kuba@...nel.org,
        netdev@...r.kernel.org, gregkh@...uxfoundation.org,
        alexander.deucher@....com, broonie@...nel.org,
        akpm@...ux-foundation.org, linma@....edu.cn,
        Duoming Zhou <duoming@....edu.cn>
Subject: Re: [PATCH net v3] nfc: nfcmrvl: main: reorder destructive
 operations in nfcmrvl_nci_unregister_dev to avoid bugs

Hi Duoming,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on net/master]

url:    https://github.com/intel-lab-lkp/linux/commits/Duoming-Zhou/nfc-nfcmrvl-main-reorder-destructive-operations-in-nfcmrvl_nci_unregister_dev-to-avoid-bugs/20220427-000533
base:   https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git 24cbdb910bb62b5be3865275e5682be1a7708c0f
config: i386-randconfig-s001-20220425 (https://download.01.org/0day-ci/archive/20220427/202204270807.CiWK3t7m-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.2.0-20) 11.2.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.4-dirty
        # https://github.com/intel-lab-lkp/linux/commit/87bb704da970003fb8a7091317e0e5a1b1f2b009
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Duoming-Zhou/nfc-nfcmrvl-main-reorder-destructive-operations-in-nfcmrvl_nci_unregister_dev-to-avoid-bugs/20220427-000533
        git checkout 87bb704da970003fb8a7091317e0e5a1b1f2b009
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash net/nfc/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>


sparse warnings: (new ones prefixed by >>)
>> net/nfc/core.c:28:6: sparse: sparse: symbol 'nfc_download' was not declared. Should it be static?

Please review and possibly fold the followup patch.

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp