tree: https://github.com/Xilinx/linux-xlnx xlnx_rebase_v5.10 head: bf98c1493fb23bfd7e2678498b7e337ce2cd1d53 commit: 0bae0f6f49084612f2df5dc148733573fc96f863 [861/1760] pmbus: Add new tps544 power regulator driver config: m68k-randconfig-r014-20210812 (attached as .config) compiler: m68k-linux-gcc (GCC) 10.3.0 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/Xilinx/linux-xlnx/commit/0bae0f6f49084612f2df5dc148733... git remote add xlnx https://github.com/Xilinx/linux-xlnx git fetch --no-tags xlnx xlnx_rebase_v5.10 git checkout 0bae0f6f49084612f2df5dc148733573fc96f863 # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross O=build_dir ARCH=m68k SHELL=/bin/bash drivers/hwmon/pmbus/ drivers/irqchip/ drivers/misc/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): drivers/hwmon/pmbus/tps544.c: In function 'tps544_read_word_data': 67 | return pmbus_read_word_data(client, page, reg); | ^~~~~~~~~~~~~~~~~~~~ In file included from drivers/hwmon/pmbus/tps544.c:16: drivers/hwmon/pmbus/pmbus.h:479:5: note: declared here 479 | int pmbus_read_word_data(struct i2c_client *client, int page, int phase, | ^~~~~~~~~~~~~~~~~~~~ drivers/hwmon/pmbus/tps544.c: In function 'tps544_probe': 287 | info->read_word_data = tps544_read_word_data; | ^ 320 | return pmbus_do_probe(client, id, info); | ^~ | | | const struct i2c_device_id * In file included from drivers/hwmon/pmbus/tps544.c:16: drivers/hwmon/pmbus/pmbus.h:492:73: note: expected 'struct pmbus_driver_info *' but argument is of type 'const struct i2c_device_id *' 492 | int pmbus_do_probe(struct i2c_client *client, struct pmbus_driver_info *info); | ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~ 320 | return pmbus_do_probe(client, id, info); | ^~~~~~~~~~~~~~ In file included from drivers/hwmon/pmbus/tps544.c:16: drivers/hwmon/pmbus/pmbus.h:492:5: note: declared here 492 | int pmbus_do_probe(struct i2c_client *client, struct pmbus_driver_info *info); | ^~~~~~~~~~~~~~ drivers/hwmon/pmbus/tps544.c: In function 'tps544_read_word_data': drivers/hwmon/pmbus/tps544.c:68:1: error: control reaches end of non-void function [-Werror=return-type] 68 | } | ^ cc1: some warnings being treated as errors vim +/pmbus_read_word_data +67 drivers/hwmon/pmbus/tps544.c 64 65 static int tps544_read_word_data(struct i2c_client *client, int page, int reg) 66 { 68 } 69 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org