[kraxel:pcie-hotplug 1/1] drivers/pci/hotplug/pciehp_ctrl.c:25:1: warning: declaration specifier missing, defaulting to 'int'

[kraxel:pcie-hotplug 1/1] drivers/pci/hotplug/pciehp_ctrl.c:25:1: warning: declaration specifier missing, defaulting to 'int'

[kernel test robot]

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tree:   git://git.kraxel.org/linux pcie-hotplug
head:   5d1d3bf197ff746e8b9760e7d5c3bdb0c6a73983
commit: 5d1d3bf197ff746e8b9760e7d5c3bdb0c6a73983 [1/1] pciehp: fast virtual unplug for VMs
config: arm64-randconfig-r026-20211104 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 847a6807332b13f43704327c2d30103ec0347c77)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install arm64 cross compiling tool for clang build
        # apt-get install binutils-aarch64-linux-gnu
        git remote add kraxel git://git.kraxel.org/linux
        git fetch --no-tags kraxel pcie-hotplug
        git checkout 5d1d3bf197ff746e8b9760e7d5c3bdb0c6a73983
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/pci/hotplug/

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

All warnings (new ones prefixed by >>):

   drivers/pci/hotplug/pciehp_ctrl.c:25:35: error: unexpected type name 'bool': expected identifier
   module_param(fast_virtual_unplug, bool, 0644);
                                     ^
   drivers/pci/hotplug/pciehp_ctrl.c:25:41: error: expected identifier
   module_param(fast_virtual_unplug, bool, 0644);
                                           ^
>> drivers/pci/hotplug/pciehp_ctrl.c:25:1: warning: declaration specifier missing, defaulting to 'int'
   module_param(fast_virtual_unplug, bool, 0644);
   ^
   int
   drivers/pci/hotplug/pciehp_ctrl.c:25:13: error: this function declaration is not a prototype [-Werror,-Wstrict-prototypes]
   module_param(fast_virtual_unplug, bool, 0644);
               ^
                                               void
   drivers/pci/hotplug/pciehp_ctrl.c:26:39: error: expected identifier
   MODULE_PARM_DESC(fast_virtual_unplug, "Fast unplug (don't wait 5 seconds) for virtual machines.");
                                         ^
   drivers/pci/hotplug/pciehp_ctrl.c:26:1: warning: declaration specifier missing, defaulting to 'int'
   MODULE_PARM_DESC(fast_virtual_unplug, "Fast unplug (don't wait 5 seconds) for virtual machines.");
   ^
   int
   drivers/pci/hotplug/pciehp_ctrl.c:26:17: error: this function declaration is not a prototype [-Werror,-Wstrict-prototypes]
   MODULE_PARM_DESC(fast_virtual_unplug, "Fast unplug (don't wait 5 seconds) for virtual machines.");
                   ^
                                                                                                   void
   2 warnings and 5 errors generated.


vim +/int +25 drivers/pci/hotplug/pciehp_ctrl.c

    23	
    24	static bool fast_virtual_unplug = true;
  > 25	module_param(fast_virtual_unplug, bool, 0644);
    26	MODULE_PARM_DESC(fast_virtual_unplug, "Fast unplug (don't wait 5 seconds) for virtual machines.");
    27	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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