[kbuild-all] Re: [PATCH 2/3] syscon: add support for "syscon-smc" compatible

Hi "Clément, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on regmap/for-next] [also build test WARNING on robh/for-next v5.14-rc2 next-20210723] [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] url: https://github.com/0day-ci/linux/commits/Cl-ment-L-ger/add-SMC-based-regm... base: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/regmap.git for-next config: riscv-nommu_k210_defconfig (attached as .config) compiler: riscv64-linux-gcc (GCC) 10.3.0 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/0day-ci/linux/commit/5b8123662c54263f6fc86b6ef9e296739... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Cl-ment-L-ger/add-SMC-based-regmap-driver-for-secure-syscon-access/20210723-215708 git checkout 5b8123662c54263f6fc86b6ef9e296739fe78353 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross ARCH=riscv 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 >>): drivers/mfd/syscon.c: In function 'syscon_probe': 407 | struct regmap_config syscon_config = syscon_regmap_config; | ^~~~~~~~~~~~~ vim +/syscon_config +407 drivers/mfd/syscon.c 401 402 static int syscon_probe(struct platform_device *pdev) 403 { 404 int ret; 405 struct device *dev = &pdev->dev; 406 struct syscon_platform_data *pdata = dev_get_platdata(dev); 408 struct syscon *syscon; 409 const struct syscon_driver_data *driver_data; 410 411 if (pdata) 412 syscon_config.name = pdata->label; 413 414 syscon = devm_kzalloc(dev, sizeof(*syscon), GFP_KERNEL); 415 if (!syscon) 416 return -ENOMEM; 417 418 driver_data = (const struct syscon_driver_data *) 419 platform_get_device_id(pdev)->driver_data; 420 421 ret = driver_data->probe_func(pdev, dev, syscon); 422 if (ret) 423 return ret; 424 425 platform_set_drvdata(pdev, syscon); 426 427 return 0; 428 } 429 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org