On 16/05/17 20:23, kbuild test robot wrote: > Hi Chris, > > [auto build test ERROR on hwmon/hwmon-next] > [also build test ERROR on v4.12-rc1 next-20170516] > [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/Chris-Packham/hwmon-adt7475-fan-stall-prevention/20170515-093530 > base: https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon-next > config: x86_64-rhel (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=x86_64 > > All errors (new ones prefixed by >>): > > drivers/hwmon/adt7475.c: In function 'set_temp_st': >>> drivers/hwmon/adt7475.c:622:9: error: implicit declaration of function 'find_closest_descending' [-Werror=implicit-function-declaration] > val = find_closest_descending(val, ad7475_st_map, > ^~~~~~~~~~~~~~~~~~~~~~~ > cc1: some warnings being treated as errors > > vim +/find_closest_descending +622 drivers/hwmon/adt7475.c > > 616 shift = 4; > 617 idx = 1; > 618 break; > 619 } > 620 > 621 if (val > 0) { > > 622 val = find_closest_descending(val, ad7475_st_map, > 623 ARRAY_SIZE(ad7475_st_map)); > 624 val |= 0x8; > 625 } > > --- > 0-DAY kernel test infrastructure Open Source Technology Center > https://lists.01.org/pipermail/kbuild-all Intel Corporation > I'm not sure how this is failing. find_closest_descending() is a macro defined in linux/util_macros.h which is explicitly included in drivers/hwmon/adt7475.c. Aside from the include guards there's nothing conditional about it. -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html