Re: [PATCH] media: dw100: Enable dynamic vertex map

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

Hi Umang,

kernel test robot noticed the following build warnings:

[auto build test WARNING on linuxtv-media-stage/master]
[also build test WARNING on media-tree/master sailus-media-tree/streams sailus-media-tree/master linus/master v6.12-rc4 next-20241022]
[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/Umang-Jain/media-dw100-Enable-dynamic-vertex-map/20241022-143315
base:   https://git.linuxtv.org/media_stage.git master
patch link:    https://lore.kernel.org/r/20241022063155.506191-1-umang.jain%40ideasonboard.com
patch subject: [PATCH] media: dw100: Enable dynamic vertex map
config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20241023/202410230647.fPoPRh2O-lkp@intel.com/config)
compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241023/202410230647.fPoPRh2O-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/202410230647.fPoPRh2O-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/media/platform/nxp/dw100/dw100.c:369:3: warning: label followed by a declaration is a C23 extension [-Wc23-extensions]
     369 |                 u32 *user_map = ctrl->p_new.p_u32;
         |                 ^
   1 warning generated.

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for MODVERSIONS
   Depends on [n]: MODULES [=y] && !COMPILE_TEST [=y]
   Selected by [y]:
   - RANDSTRUCT_FULL [=y] && (CC_HAS_RANDSTRUCT [=y] || GCC_PLUGINS [=n]) && MODULES [=y]


vim +369 drivers/media/platform/nxp/dw100/dw100.c

   361	
   362	static int dw100_s_ctrl(struct v4l2_ctrl *ctrl)
   363	{
   364		struct dw100_ctx *ctx =
   365			container_of(ctrl->handler, struct dw100_ctx, hdl);
   366	
   367		switch (ctrl->id) {
   368		case V4L2_CID_DW100_DEWARPING_16x16_VERTEX_MAP:
 > 369			u32 *user_map = ctrl->p_new.p_u32;
   370			unsigned int id;
   371	
   372			mutex_lock(&ctx->maps_mutex);
   373			id = ctx->applied_map_id ? 0 : 1;
   374			memcpy(ctx->maps[id].map, user_map, ctx->map_size);
   375			ctx->user_map_is_updated = true;
   376			mutex_unlock(&ctx->maps_mutex);
   377	
   378			ctx->user_map_is_set = true;
   379			break;
   380		}
   381	
   382		return 0;
   383	}
   384	

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