[linux-next:master 3550/3551] arch/sparc/mm/srmmu.c:1082:32: warning: variable 'clear' set but not used

[linux-next:master 3550/3551] arch/sparc/mm/srmmu.c:1082:32: warning: variable 'clear' set but not used

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   48bbaf8b793e0770798519f8ee1ea2908ff0943a
commit: 233d97f67e6525aff8a621735926a8acbd980ca1 [3550/3551] sparc: turn off Werror for now
config: sparc-allnoconfig (https://download.01.org/0day-ci/archive/20231127/202311271753.9HEOvyqm-lkp@intel.com/config)
compiler: sparc-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231127/202311271753.9HEOvyqm-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/202311271753.9HEOvyqm-lkp@intel.com/

All warnings (new ones prefixed by >>):

   arch/sparc/mm/srmmu.c: In function 'poke_hypersparc':
>> arch/sparc/mm/srmmu.c:1082:32: warning: variable 'clear' set but not used [-Wunused-but-set-variable]
    1082 |         volatile unsigned long clear;
         |                                ^~~~~
--
   arch/sparc/mm/leon_mm.c: In function 'leon_swprobe':
>> arch/sparc/mm/leon_mm.c:42:32: warning: variable 'paddrbase' set but not used [-Wunused-but-set-variable]
      42 |         unsigned int lvl, pte, paddrbase;
         |                                ^~~~~~~~~


vim +/clear +1082 arch/sparc/mm/srmmu.c

^1da177e4c3f41 Linus Torvalds 2005-04-16  1079  
2066aadd53c563 Paul Gortmaker 2013-06-17  1080  static void poke_hypersparc(void)
^1da177e4c3f41 Linus Torvalds 2005-04-16  1081  {
^1da177e4c3f41 Linus Torvalds 2005-04-16 @1082  	volatile unsigned long clear;
^1da177e4c3f41 Linus Torvalds 2005-04-16  1083  	unsigned long mreg = srmmu_get_mmureg();
^1da177e4c3f41 Linus Torvalds 2005-04-16  1084  
^1da177e4c3f41 Linus Torvalds 2005-04-16  1085  	hyper_flush_unconditional_combined();
^1da177e4c3f41 Linus Torvalds 2005-04-16  1086  
^1da177e4c3f41 Linus Torvalds 2005-04-16  1087  	mreg &= ~(HYPERSPARC_CWENABLE);
^1da177e4c3f41 Linus Torvalds 2005-04-16  1088  	mreg |= (HYPERSPARC_CENABLE | HYPERSPARC_WBENABLE);
^1da177e4c3f41 Linus Torvalds 2005-04-16  1089  	mreg |= (HYPERSPARC_CMODE);
^1da177e4c3f41 Linus Torvalds 2005-04-16  1090  
^1da177e4c3f41 Linus Torvalds 2005-04-16  1091  	srmmu_set_mmureg(mreg);
^1da177e4c3f41 Linus Torvalds 2005-04-16  1092  

:::::: The code at line 1082 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