Hi Edward,

[auto build test ERROR on hwmon/hwmon-next]
[also build test ERROR on v4.10-rc5 next-20170125]
[cannot apply to linux/master]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/eajames-ibm-gmail-com/drivers-hwmon-Add-On-Chip-Controller-drive/20170127-073116
base:   https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon-next
config: openrisc-allmodconfig (attached as .config)
compiler: or32-linux-gcc (GCC) 4.5.1-or32-1.0rc1
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=openrisc 

All errors (new ones prefixed by >>):

   drivers/hwmon/occ/occ.c:433:1: error: 'occ_get_sensor_value' undeclared here (not in a function)
>> drivers/hwmon/occ/occ.c:433:1: error: type defaults to 'int' in declaration of 'occ_get_sensor_value'

vim +433 drivers/hwmon/occ/occ.c

   427	
   428	int occ_get_sensor_field(struct occ *occ, int sensor_type, int sensor_num,
   429				 u32 hwmon, long *val)
   430	{
   431		return occ->ops.get_sensor(occ, sensor_type, sensor_num, hwmon, val);
   432	}
 > 433	EXPORT_SYMBOL(occ_get_sensor_value);
   434	
   435	void occ_get_response_blocks(struct occ *occ, struct occ_blocks **blocks)
   436	{

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