[pdx86-platform-drivers-x86:review-hans 30/32] drivers/platform/x86/thinkpad_acpi.c:317:20: sparse: sparse: symbol 'quirk_btusb_bug' was not declared. Should it be static?

[kernel test robot <lkp@intel.com>]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86.git review-hans
head:   acbb6b34258ea867c21d47ab53934ef9dbc442a0
commit: 25eecc2ff6ccf1115b348983a6c306517727b67a [30/32] platform/x86: thinkpad_acpi: Convert btusb DMI list to quirks
config: x86_64-rhel-8.3-kselftests (https://download.01.org/0day-ci/archive/20220503/202205031944.EP1ElC1B-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://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86.git/commit/?id=25eecc2ff6ccf1115b348983a6c306517727b67a
        git remote add pdx86-platform-drivers-x86 https://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86.git
        git fetch --no-tags pdx86-platform-drivers-x86 review-hans
        git checkout 25eecc2ff6ccf1115b348983a6c306517727b67a
        # 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=x86_64 SHELL=/bin/bash drivers/platform/x86/

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


sparse warnings: (new ones prefixed by >>)
>> drivers/platform/x86/thinkpad_acpi.c:317:20: sparse: sparse: symbol 'quirk_btusb_bug' was not declared. Should it be static?

Please review and possibly fold the followup patch.

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