Hi KSR", Thank you for the patch! Perhaps something to improve: [auto build test WARNING on linus/master] [also build test WARNING on v5.11-rc7 next-20210125] [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/Prasanth-KSR/IOCTL-support-for-dell-wmi-sysman-driver/20210209-223343 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 61556703b610a104de324e4f061dc6cf7b218b46 config: x86_64-randconfig-a015-20210209 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project c9439ca36342fb6013187d0a69aef92736951476) 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 # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # https://github.com/0day-ci/linux/commit/00141bcb2495c75a902d3070e149760b1050322e git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Prasanth-KSR/IOCTL-support-for-dell-wmi-sysman-driver/20210209-223343 git checkout 00141bcb2495c75a902d3070e149760b1050322e # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): >> drivers/platform/x86/dell-wmi-sysman/sysman.c:310:5: warning: no previous prototype for function 'validate_acpi_type' [-Wmissing-prototypes] int validate_acpi_type(union acpi_object *obj, const char *guid_string) ^ drivers/platform/x86/dell-wmi-sysman/sysman.c:310:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int validate_acpi_type(union acpi_object *obj, const char *guid_string) ^ static 1 warning generated. -- >> drivers/platform/x86/dell-wmi-sysman/biosattr-interface.c:218:5: warning: no previous prototype for function 'run_sysman_call' [-Wmissing-prototypes] int run_sysman_call(struct dell_wmi_sysman_buffer *buf) ^ drivers/platform/x86/dell-wmi-sysman/biosattr-interface.c:218:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int run_sysman_call(struct dell_wmi_sysman_buffer *buf) ^ static 1 warning generated. vim +/validate_acpi_type +310 drivers/platform/x86/dell-wmi-sysman/sysman.c 309 > 310 int validate_acpi_type(union acpi_object *obj, const char *guid_string) 311 { 312 u32 acpi_type; 313 314 if (strcmp(guid_string, DELL_WMI_BIOS_INTEGER_ATTRIBUTE_GUID) == 0) 315 acpi_type = ACPI_TYPE_INTEGER; 316 else 317 acpi_type = ACPI_TYPE_STRING; 318 319 if (obj->package.elements[CURRENT_VAL].type != acpi_type) 320 return -EIO; 321 322 return 0; 323 } 324 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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