Re: [PATCH 25/25] media: i2c: ov01a10: Register tweaks for ov01a1s model

[kernel test robot <lkp@intel.com>]

Hi Hans,

kernel test robot noticed the following build warnings:

[auto build test WARNING on linus/master]
[also build test WARNING on v6.18-rc1 next-20251014]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Hans-de-Goede/media-i2c-ov01a10-Fix-the-horizontal-flip-control/20251015-014349
base:   linus/master
patch link:    https://lore.kernel.org/r/20251014174033.20534-26-hansg%40kernel.org
patch subject: [PATCH 25/25] media: i2c: ov01a10: Register tweaks for ov01a1s model
config: um-randconfig-001-20251015 (https://download.01.org/0day-ci/archive/20251015/202510151822.TJUD8C7K-lkp@intel.com/config)
compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 39f292ffa13d7ca0d1edff27ac8fd55024bb4d19)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251015/202510151822.TJUD8C7K-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/202510151822.TJUD8C7K-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from drivers/media/i2c/ov01a10.c:13:
   In file included from include/linux/i2c.h:19:
   In file included from include/linux/regulator/consumer.h:35:
   In file included from include/linux/suspend.h:5:
   In file included from include/linux/swap.h:9:
   In file included from include/linux/memcontrol.h:13:
   In file included from include/linux/cgroup.h:27:
   In file included from include/linux/kernel_stat.h:8:
   In file included from include/linux/interrupt.h:11:
   In file included from include/linux/hardirq.h:11:
   In file included from arch/um/include/asm/hardirq.h:5:
   In file included from include/asm-generic/hardirq.h:17:
   In file included from include/linux/irq.h:20:
   In file included from include/linux/io.h:12:
   In file included from arch/um/include/asm/io.h:24:
   include/asm-generic/io.h:1209:55: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
    1209 |         return (port > MMIO_UPPER_LIMIT) ? NULL : PCI_IOBASE + port;
         |                                                   ~~~~~~~~~~ ^
>> drivers/media/i2c/ov01a10.c:204:34: warning: unused variable 'ov01a10_regs' [-Wunused-const-variable]
     204 | static const struct reg_sequence ov01a10_regs[] = {
         |                                  ^~~~~~~~~~~~
>> drivers/media/i2c/ov01a10.c:209:34: warning: unused variable 'ov01a1s_regs' [-Wunused-const-variable]
     209 | static const struct reg_sequence ov01a1s_regs[] = {
         |                                  ^~~~~~~~~~~~
   3 warnings generated.


vim +/ov01a10_regs +204 drivers/media/i2c/ov01a10.c

   203	
 > 204	static const struct reg_sequence ov01a10_regs[] = {
   205		{0x3822, 0x13},
   206		{0x4837, 0x11},
   207	};
   208	
 > 209	static const struct reg_sequence ov01a1s_regs[] = {
   210		{0x3822, 0x03},
   211		{0x4837, 0x14},
   212		{0x373d, 0x24},
   213	};
   214	

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