drivers/video/fbdev/sis/init301.o: warning: objtool: SiS_GetCRT2Ptr+0x1b0: stack state mismatch: cfa1=4+8 cfa2=4+16

drivers/video/fbdev/sis/init301.o: warning: objtool: SiS_GetCRT2Ptr+0x1b0: stack state mismatch: cfa1=4+8 cfa2=4+16

[kernel test robot]

CC: linux-kernel@vger.kernel.org
TO: Josh Poimboeuf <jpoimboe@kernel.org>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   f016f7547aeedefed9450499d002ba983b8fce15
commit: be2f0b1e12644c956a347d7fde93c2ffe9cdb1af objtool: Get rid of reloc->jump_table_start
date:   7 months ago
config: x86_64-randconfig-015-20231230 (https://download.01.org/0day-ci/archive/20231230/202312300834.VM19gkmO-lkp@intel.com/config)
compiler: ClangBuiltLinux clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231230/202312300834.VM19gkmO-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/202312300834.VM19gkmO-lkp@intel.com/

All warnings (new ones prefixed by >>):

   drivers/video/fbdev/sis/init301.c:2688:24: warning: variable 'modeflag' set but not used [-Wunused-but-set-variable]
    2688 |   unsigned short i, j, modeflag, tempah=0;
         |                        ^
   drivers/video/fbdev/sis/init301.c:6234:52: warning: variable 'resinfo' set but not used [-Wunused-but-set-variable]
    6234 |   unsigned short  pushbx=0, CRT1Index=0, modeflag, resinfo=0;
         |                                                    ^
   drivers/video/fbdev/sis/init301.c:176:28: warning: unused variable 'SiS_Part2CLVX_1' [-Wunused-const-variable]
     176 | static const unsigned char SiS_Part2CLVX_1[] = {
         |                            ^~~~~~~~~~~~~~~
   drivers/video/fbdev/sis/init301.c:184:28: warning: unused variable 'SiS_Part2CLVX_2' [-Wunused-const-variable]
     184 | static const unsigned char SiS_Part2CLVX_2[] = {
         |                            ^~~~~~~~~~~~~~~
   drivers/video/fbdev/sis/init301.c:192:28: warning: unused variable 'SiS_Part2CLVX_3' [-Wunused-const-variable]
     192 | static const unsigned char SiS_Part2CLVX_3[] = {  /* NTSC, 525i, 525p */
         |                            ^~~~~~~~~~~~~~~
   drivers/video/fbdev/sis/init301.c:211:28: warning: unused variable 'SiS_Part2CLVX_4' [-Wunused-const-variable]
     211 | static const unsigned char SiS_Part2CLVX_4[] = {   /* PAL */
         |                            ^~~~~~~~~~~~~~~
   drivers/video/fbdev/sis/init301.c:230:28: warning: unused variable 'SiS_Part2CLVX_5' [-Wunused-const-variable]
     230 | static const unsigned char SiS_Part2CLVX_5[] = {   /* 750p */
         |                            ^~~~~~~~~~~~~~~
   drivers/video/fbdev/sis/init301.c:239:28: warning: unused variable 'SiS_Part2CLVX_6' [-Wunused-const-variable]
     239 | static const unsigned char SiS_Part2CLVX_6[] = {   /* 1080i */
         |                            ^~~~~~~~~~~~~~~
   8 warnings generated.
>> drivers/video/fbdev/sis/init301.o: warning: objtool: SiS_GetCRT2Ptr+0x1b0: stack state mismatch: cfa1=4+8 cfa2=4+16

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for DRM_I915_DEBUG_GEM
   Depends on [n]: HAS_IOMEM [=y] && DRM_I915 [=m] && EXPERT [=y] && DRM_I915_WERROR [=n]
   Selected by [m]:
   - DRM_I915_DEBUG [=y] && HAS_IOMEM [=y] && DRM_I915 [=m] && EXPERT [=y] && !COMPILE_TEST [=n]

-- 
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