[pci:hotplug 1/2] drivers/pci/hotplug/shpchp_core.c:330:2: error: call to undeclared function 'dbg'; ISO C99 and later do not support implicit function declarations

[pci:hotplug 1/2] drivers/pci/hotplug/shpchp_core.c:330:2: error: call to undeclared function 'dbg'; ISO C99 and later do not support implicit function declarations

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git hotplug
head:   42e8331215cfd096f86b8605822a0fe8b0a2e2bb
commit: bf8863c9be49b92db646b78fecd445e59a4c1e9f [1/2] PCI: shpchp: Remove unused logging wrappers
config: i386-buildonly-randconfig-004-20250219 (https://download.01.org/0day-ci/archive/20250219/202502190711.BtNyZppZ-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250219/202502190711.BtNyZppZ-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/202502190711.BtNyZppZ-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/pci/hotplug/shpchp_core.c:330:2: error: call to undeclared function 'dbg'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
     330 |         dbg("%s: pci_register_driver = %d\n", __func__, retval);
         |         ^
>> drivers/pci/hotplug/shpchp_core.c:331:2: error: call to undeclared function 'info'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
     331 |         info(DRIVER_DESC " version: " DRIVER_VERSION "\n");
         |         ^
   drivers/pci/hotplug/shpchp_core.c:338:2: error: call to undeclared function 'dbg'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
     338 |         dbg("unload_shpchpd()\n");
         |         ^
   drivers/pci/hotplug/shpchp_core.c:340:2: error: call to undeclared function 'info'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
     340 |         info(DRIVER_DESC " version: " DRIVER_VERSION " unloaded\n");
         |         ^
   4 errors generated.
--
>> drivers/pci/hotplug/shpchp_hpc.c:678:2: error: call to undeclared function 'dbg'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
     678 |         dbg("Current bus speed = %d\n", bus_speed);
         |         ^
   1 error generated.


vim +/dbg +330 drivers/pci/hotplug/shpchp_core.c

^1da177e4c3f41 Linus Torvalds  2005-04-16  324  
^1da177e4c3f41 Linus Torvalds  2005-04-16  325  static int __init shpcd_init(void)
^1da177e4c3f41 Linus Torvalds  2005-04-16  326  {
f652e7d2916fe2 Bjorn Helgaas   2013-01-11  327  	int retval;
e24dcbef93dbbf Tejun Heo       2010-10-18  328  
^1da177e4c3f41 Linus Torvalds  2005-04-16  329  	retval = pci_register_driver(&shpc_driver);
66bef8c059015b Harvey Harrison 2008-03-03 @330  	dbg("%s: pci_register_driver = %d\n", __func__, retval);
^1da177e4c3f41 Linus Torvalds  2005-04-16 @331  	info(DRIVER_DESC " version: " DRIVER_VERSION "\n");
f652e7d2916fe2 Bjorn Helgaas   2013-01-11  332  
^1da177e4c3f41 Linus Torvalds  2005-04-16  333  	return retval;
^1da177e4c3f41 Linus Torvalds  2005-04-16  334  }
^1da177e4c3f41 Linus Torvalds  2005-04-16  335  

:::::: The code at line 330 was first introduced by commit
:::::: 66bef8c059015ba2b36bb5759080336feb01e680 PCI: replace remaining __FUNCTION__ occurrences

:::::: TO: Harvey Harrison <harvey.harrison@gmail.com>
:::::: CC: Greg Kroah-Hartman <gregkh@suse.de>

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