[intel-tdx:guest-filter 6/33] arch/x86/coco/tdx/filter.c:25:22: sparse: sparse: symbol 'pci_allow_ids' was not declared. Should it be static?

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

tree:   https://github.com/intel/tdx.git guest-filter
head:   b143cfba688689945ae56d38a6f76100859b5025
commit: ad3392a755b5c4440bc92da2a95e8ec04caf0d6a [6/33] x86/tdx: Add device filter support for x86 TDX guest platform
config: x86_64-randconfig-s021 (https://download.01.org/0day-ci/archive/20230513/202305130452.FZzb5bhB-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-12) 11.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.4-39-gce1a6720-dirty
        # https://github.com/intel/tdx/commit/ad3392a755b5c4440bc92da2a95e8ec04caf0d6a
        git remote add intel-tdx https://github.com/intel/tdx.git
        git fetch --no-tags intel-tdx guest-filter
        git checkout ad3392a755b5c4440bc92da2a95e8ec04caf0d6a
        # 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 olddefconfig
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/coco/tdx/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202305130452.FZzb5bhB-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> arch/x86/coco/tdx/filter.c:25:22: sparse: sparse: symbol 'pci_allow_ids' was not declared. Should it be static?

vim +/pci_allow_ids +25 arch/x86/coco/tdx/filter.c

    16	
    17	/*
    18	 * Allow list for PCI bus
    19	 *
    20	 * NOTE: Device ID is duplicated here. But for small list
    21	 * of devices, it is easier to maintain the duplicated list
    22	 * here verses exporting the device ID table from the driver
    23	 * and use it.
    24	 */
  > 25	struct pci_device_id pci_allow_ids[] = {
    26		{ PCI_DEVICE(PCI_VENDOR_ID_REDHAT_QUMRANET, VIRTIO_TRANS_ID_NET) },
    27		{ PCI_DEVICE(PCI_VENDOR_ID_REDHAT_QUMRANET, VIRTIO_TRANS_ID_BLOCK) },
    28		{ PCI_DEVICE(PCI_VENDOR_ID_REDHAT_QUMRANET, VIRTIO_TRANS_ID_CONSOLE) },
    29		{ PCI_DEVICE(PCI_VENDOR_ID_REDHAT_QUMRANET, VIRTIO_TRANS_ID_9P) },
    30		{ PCI_DEVICE(PCI_VENDOR_ID_REDHAT_QUMRANET, VIRTIO1_ID_NET) },
    31		{ PCI_DEVICE(PCI_VENDOR_ID_REDHAT_QUMRANET, VIRTIO1_ID_BLOCK) },
    32		{ PCI_DEVICE(PCI_VENDOR_ID_REDHAT_QUMRANET, VIRTIO1_ID_CONSOLE) },
    33		{ PCI_DEVICE(PCI_VENDOR_ID_REDHAT_QUMRANET, VIRTIO1_ID_9P) },
    34		{ 0, },
    35	};
    36	

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