drivers/pci/liveupdate.h:31:1: error: expected identifier or '('

drivers/pci/liveupdate.h:31:1: error: expected identifier or '('

[kernel test robot]

tree:   https://github.com/intel-lab-lkp/linux/commits/David-Matlack/PCI-liveupdate-Set-up-FLB-handler-for-the-PCI-core/20260514-111126
head:   b4570b026ee40593fe4f6931f522a15adc6ea247
commit: f88bd26914e11847b921b4d09d4b91be5dec94ba PCI: liveupdate: Freeze preservation status during shutdown
date:   6 hours ago
config: x86_64-kexec (https://download.01.org/0day-ci/archive/20260514/202605141129.QEeW4TcK-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260514/202605141129.QEeW4TcK-lkp@intel.com/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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202605141129.QEeW4TcK-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from drivers/pci/probe.c:27:
>> drivers/pci/liveupdate.h:31:1: error: expected identifier or '('
      31 | {
         | ^
   1 error generated.
--
   In file included from drivers/pci/pci.c:36:
>> drivers/pci/liveupdate.h:31:1: error: expected identifier or '('
      31 | {
         | ^
   drivers/pci/pci.c:427:9: warning: indirection of non-volatile null pointer will be deleted, not trap [-Wnull-dereference]
     427 |         return PCI_FIND_NEXT_CAP(pci_bus_read_config, pos, cap, NULL, bus, devfn);
         |                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/pci/pci.h:161:5: note: expanded from macro 'PCI_FIND_NEXT_CAP'
     161 |                                 *(u8 *)prev_ptr = __prev_pos;           \
         |                                 ^~~~~~~~~~~~~~~
   drivers/pci/pci.c:427:9: note: consider using __builtin_trap() or qualifying pointer with 'volatile'
   drivers/pci/pci.h:161:5: note: expanded from macro 'PCI_FIND_NEXT_CAP'
     161 |                                 *(u8 *)prev_ptr = __prev_pos;           \
         |                                 ^
   drivers/pci/pci.c:531:9: warning: indirection of non-volatile null pointer will be deleted, not trap [-Wnull-dereference]
     531 |         return PCI_FIND_NEXT_EXT_CAP(pci_bus_read_config, start, cap,
         |                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     532 |                                      NULL, dev->bus, dev->devfn);
         |                                      ~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/pci/pci.h:209:5: note: expanded from macro 'PCI_FIND_NEXT_EXT_CAP'
     209 |                                 *(u16 *)prev_ptr = __prev_pos;          \
         |                                 ^~~~~~~~~~~~~~~~
   drivers/pci/pci.c:531:9: note: consider using __builtin_trap() or qualifying pointer with 'volatile'
   drivers/pci/pci.h:209:5: note: expanded from macro 'PCI_FIND_NEXT_EXT_CAP'
     209 |                                 *(u16 *)prev_ptr = __prev_pos;          \
         |                                 ^
   drivers/pci/pci.c:600:8: warning: indirection of non-volatile null pointer will be deleted, not trap [-Wnull-dereference]
     600 |         pos = PCI_FIND_NEXT_CAP(pci_bus_read_config, pos,
         |               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     601 |                                 PCI_CAP_ID_HT, NULL, dev->bus, dev->devfn);
         |                                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/pci/pci.h:161:5: note: expanded from macro 'PCI_FIND_NEXT_CAP'
     161 |                                 *(u8 *)prev_ptr = __prev_pos;           \
         |                                 ^~~~~~~~~~~~~~~
   drivers/pci/pci.c:600:8: note: consider using __builtin_trap() or qualifying pointer with 'volatile'
   drivers/pci/pci.h:161:5: note: expanded from macro 'PCI_FIND_NEXT_CAP'
     161 |                                 *(u8 *)prev_ptr = __prev_pos;           \
         |                                 ^
   drivers/pci/pci.c:610:9: warning: indirection of non-volatile null pointer will be deleted, not trap [-Wnull-dereference]
     610 |                 pos = PCI_FIND_NEXT_CAP(pci_bus_read_config,
         |                       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     611 |                                         pos + PCI_CAP_LIST_NEXT,
         |                                         ~~~~~~~~~~~~~~~~~~~~~~~~
     612 |                                         PCI_CAP_ID_HT, NULL, dev->bus,
         |                                         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     613 |                                         dev->devfn);
         |                                         ~~~~~~~~~~~
   drivers/pci/pci.h:161:5: note: expanded from macro 'PCI_FIND_NEXT_CAP'
     161 |                                 *(u8 *)prev_ptr = __prev_pos;           \
         |                                 ^~~~~~~~~~~~~~~
   drivers/pci/pci.c:610:9: note: consider using __builtin_trap() or qualifying pointer with 'volatile'
   drivers/pci/pci.h:161:5: note: expanded from macro 'PCI_FIND_NEXT_CAP'
     161 |                                 *(u8 *)prev_ptr = __prev_pos;           \
         |                                 ^
   4 warnings and 1 error generated.


vim +31 drivers/pci/liveupdate.h

    29	
    30	static inline void pci_liveupdate_freeze(struct pci_dev *dev);
  > 31	{
    32	}
    33	

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