[arnd-playground:randconfig-7.3-next 539/673] drivers/tty/serial/8250/8250_parisc.c:26:23: warning: variable 'address' set but not used

[arnd-playground:randconfig-7.3-next 539/673] drivers/tty/serial/8250/8250_parisc.c:26:23: warning: variable 'address' set but not used

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/arnd/playground.git randconfig-7.3-next
head:   0a1affa74ef2f2c5c5ee74fc604e47a1aefdd286
commit: c859e8d1c0dd5308ff6e4ab5c280b589a191e1a4 [539/673] 8250: port settings
config: parisc-allyesconfig (https://download.01.org/0day-ci/archive/20260926/202609260115.aZ7z6MSb-lkp@intel.com/config)
compiler: hppa-linux-gcc (GCC) 16.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260926/202609260115.aZ7z6MSb-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/202609260115.aZ7z6MSb-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from drivers/tty/serial/8250/8250_parisc.c:21:
   drivers/tty/serial/8250/8250.h: In function 'serial8250_apply_quirks':
   drivers/tty/serial/8250/8250.h:226:36: error: 'skip_txen_test' undeclared (first use in this function)
     226 |                 up->port.quirks |= skip_txen_test ? UPQ_NO_TXEN_TEST : 0;
         |                                    ^~~~~~~~~~~~~~
   drivers/tty/serial/8250/8250.h:226:36: note: each undeclared identifier is reported only once for each function it appears in
   drivers/tty/serial/8250/8250_parisc.c: In function 'serial_init_chip':
>> drivers/tty/serial/8250/8250_parisc.c:26:23: warning: variable 'address' set but not used [-Wunused-but-set-variable=]
      26 |         unsigned long address;
         |                       ^~~~~~~


vim +/address +26 drivers/tty/serial/8250/8250_parisc.c

^1da177e4c3f41 drivers/serial/8250_gsc.c          Linus Torvalds 2005-04-16  22  
8b4a483be54456 drivers/serial/8250_gsc.c          Alan Cox       2008-02-08  23  static int __init serial_init_chip(struct parisc_device *dev)
^1da177e4c3f41 drivers/serial/8250_gsc.c          Linus Torvalds 2005-04-16  24  {
2655a2c76f80d9 drivers/tty/serial/8250/8250_gsc.c Alan Cox       2012-07-12  25  	struct uart_8250_port uart;
^1da177e4c3f41 drivers/serial/8250_gsc.c          Linus Torvalds 2005-04-16 @26  	unsigned long address;
^1da177e4c3f41 drivers/serial/8250_gsc.c          Linus Torvalds 2005-04-16  27  	int err;
^1da177e4c3f41 drivers/serial/8250_gsc.c          Linus Torvalds 2005-04-16  28  

:::::: The code at line 26 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2

:::::: TO: Linus Torvalds <torvalds@ppc970.osdl.org>
:::::: CC: Linus Torvalds <torvalds@ppc970.osdl.org>

--
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https://github.com/intel/lkp-tests/wiki