tree: https://github.com/thierryreding/linux for-5.13/work head: 009ea3ee74a12859073a37d2ef800fa154ff7705 commit: 1997b739eee70f5f7a656a10c432ee395020f12a [21/49] drm/tegra: Implement new UAPI config: arm-defconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/thierryreding/linux/commit/1997b739eee70f5f7a656a10c43... git remote add thierryreding https://github.com/thierryreding/linux git fetch --no-tags thierryreding for-5.13/work git checkout 1997b739eee70f5f7a656a10c432ee395020f12a # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): 62 | int close_channel_ctx(int id, void *p, void *data) | ^~~~~~~~~~~~~~~~~ vim +/close_channel_ctx +62 drivers/gpu/drm/tegra/uapi/uapi.c 61 63 { 64 struct tegra_drm_channel_ctx *ctx = p; 65 66 tegra_drm_channel_ctx_close(ctx); 67 68 return 0; 69 } 70 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org