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-driver/20170117-062329 base: https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon-next config: i386-randconfig-x078-01291145 (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): >> ERROR: "occ_sysfs_start" [drivers/hwmon/occ/p8_occ_i2c.ko] undefined! >> ERROR: "occ_start" [drivers/hwmon/occ/occ_p8.ko] undefined! >> ERROR: "occ_get_sensor" [drivers/hwmon/occ/occ_p8.ko] undefined! --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation