Re: [PATCH v6 3/3] hwmon: (nct6775) Support access via Asus WMI.

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

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Hi Denis,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on groeck-staging/hwmon-next]
[also build test WARNING on v5.15-rc1 next-20210916]
[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/Denis-Pauk/hwmon-Support-access-to-the-NCT677x-via-Asus-WMI/20210916-044449
base:   https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon-next
config: openrisc-randconfig-r034-20210916 (attached as .config)
compiler: or1k-linux-gcc (GCC) 11.2.0
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/1385f6f898c84efc2f4a9c44107f5a544a771256
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Denis-Pauk/hwmon-Support-access-to-the-NCT677x-via-Asus-WMI/20210916-044449
        git checkout 1385f6f898c84efc2f4a9c44107f5a544a771256
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=openrisc 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

   drivers/hwmon/nct6775.c: In function 'nct6775_wmi_read_value':
>> drivers/hwmon/nct6775.c:200:13: warning: 'tmp' is used uninitialized [-Wuninitialized]
     200 |         u32 tmp;
         |             ^~~


vim +/tmp +200 drivers/hwmon/nct6775.c

   197	
   198	static inline int nct6775_asuswmi_read(u8 bank, u8 reg, u8 *val)
   199	{
 > 200		u32 tmp;
   201		int ret = asuswmi_evaluate_method(ASUSWMI_METHODID_RHWM, bank,
   202					     reg, 0, &tmp);
   203		*val = tmp;
   204		return ret;
   205	}
   206	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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