Re: [PATCH v4 1/2] virt: pvmemcontrol: control guest physical memory properties

[kernel test robot]

Hi Yuanchu,

kernel test robot noticed the following build errors:

[auto build test ERROR on linus/master]
[also build test ERROR on v6.12-rc4 next-20241023]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Yuanchu-Xie/virt-pvmemcontrol-add-Yuanchu-and-Pasha-as-maintainers/20241022-045035
base:   linus/master
patch link:    https://lore.kernel.org/r/20241021204849.1580384-1-yuanchu%40google.com
patch subject: [PATCH v4 1/2] virt: pvmemcontrol: control guest physical memory properties
config: powerpc-randconfig-002-20241024 (https://download.01.org/0day-ci/archive/20241024/202410240605.Hr0JFxmp-lkp@xxxxxxxxx/config)
compiler: powerpc-linux-gcc (GCC) 14.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241024/202410240605.Hr0JFxmp-lkp@xxxxxxxxx/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202410240605.Hr0JFxmp-lkp@xxxxxxxxx/

All error/warnings (new ones prefixed by >>):

>> drivers/virt/pvmemcontrol/pvmemcontrol.c:455:1: warning: data definition has no type or storage class
     455 | module_pci_driver(pvmemcontrol_pci_driver);
         | ^~~~~~~~~~~~~~~~~
>> drivers/virt/pvmemcontrol/pvmemcontrol.c:455:1: error: type defaults to 'int' in declaration of 'module_pci_driver' [-Wimplicit-int]
>> drivers/virt/pvmemcontrol/pvmemcontrol.c:455:1: error: parameter names (without types) in function declaration [-Wdeclaration-missing-parameter-type]
>> drivers/virt/pvmemcontrol/pvmemcontrol.c:449:26: warning: 'pvmemcontrol_pci_driver' defined but not used [-Wunused-variable]
     449 | static struct pci_driver pvmemcontrol_pci_driver = {
         |                          ^~~~~~~~~~~~~~~~~~~~~~~


vim +455 drivers/virt/pvmemcontrol/pvmemcontrol.c

   448	
 > 449	static struct pci_driver pvmemcontrol_pci_driver = {
   450		.name = "pvmemcontrol",
   451		.id_table = pvmemcontrol_pci_id_tbl,
   452		.probe = pvmemcontrol_pci_probe,
   453		.remove = pvmemcontrol_pci_remove,
   454	};
 > 455	module_pci_driver(pvmemcontrol_pci_driver);
   456	

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