Hi "Bence, I love your patch! Yet something to improve: [auto build test ERROR on wsa/i2c/for-next] [also build test ERROR on linux/master linus/master v5.12-rc5 next-20210331] [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/Bence-Cs-k-s/Adding-i2c-cp2615-i2c-support-for-Silicon-Labs-CP2615-Digital-Audio/20210401-030413 base: https://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux.git i2c/for-next config: sh-allmodconfig (attached as .config) compiler: sh4-linux-gcc (GCC) 9.3.0 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/0day-ci/linux/commit/f7bd7e90cde56628778fb121154088af095d3fa8 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Bence-Cs-k-s/Adding-i2c-cp2615-i2c-support-for-Silicon-Labs-CP2615-Digital-Audio/20210401-030413 git checkout f7bd7e90cde56628778fb121154088af095d3fa8 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=sh If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): drivers/i2c/busses/i2c-cp2615.c:323:1: warning: data definition has no type or storage class 323 | MODULE_DEVICE_TABLE(usb, id_table); | ^~~~~~~~~~~~~~~~~~~ >> drivers/i2c/busses/i2c-cp2615.c:323:1: error: type defaults to 'int' in declaration of 'MODULE_DEVICE_TABLE' [-Werror=implicit-int] drivers/i2c/busses/i2c-cp2615.c:323:1: warning: parameter names (without types) in function declaration In file included from include/linux/device.h:32, from include/linux/acpi.h:15, from include/linux/i2c.h:13, from drivers/i2c/busses/i2c-cp2615.c:9: include/linux/device/driver.h:263:1: warning: data definition has no type or storage class 263 | module_init(__driver##_init); \ | ^~~~~~~~~~~ include/linux/usb.h:1305:2: note: in expansion of macro 'module_driver' 1305 | module_driver(__usb_driver, usb_register, \ | ^~~~~~~~~~~~~ drivers/i2c/busses/i2c-cp2615.c:332:1: note: in expansion of macro 'module_usb_driver' 332 | module_usb_driver(cp2615_i2c_driver); | ^~~~~~~~~~~~~~~~~ >> include/linux/device/driver.h:263:1: error: type defaults to 'int' in declaration of 'module_init' [-Werror=implicit-int] 263 | module_init(__driver##_init); \ | ^~~~~~~~~~~ include/linux/usb.h:1305:2: note: in expansion of macro 'module_driver' 1305 | module_driver(__usb_driver, usb_register, \ | ^~~~~~~~~~~~~ drivers/i2c/busses/i2c-cp2615.c:332:1: note: in expansion of macro 'module_usb_driver' 332 | module_usb_driver(cp2615_i2c_driver); | ^~~~~~~~~~~~~~~~~ drivers/i2c/busses/i2c-cp2615.c:332:1: warning: parameter names (without types) in function declaration In file included from include/linux/device.h:32, from include/linux/acpi.h:15, from include/linux/i2c.h:13, from drivers/i2c/busses/i2c-cp2615.c:9: include/linux/device/driver.h:268:1: warning: data definition has no type or storage class 268 | module_exit(__driver##_exit); | ^~~~~~~~~~~ include/linux/usb.h:1305:2: note: in expansion of macro 'module_driver' 1305 | module_driver(__usb_driver, usb_register, \ | ^~~~~~~~~~~~~ drivers/i2c/busses/i2c-cp2615.c:332:1: note: in expansion of macro 'module_usb_driver' 332 | module_usb_driver(cp2615_i2c_driver); | ^~~~~~~~~~~~~~~~~ >> include/linux/device/driver.h:268:1: error: type defaults to 'int' in declaration of 'module_exit' [-Werror=implicit-int] 268 | module_exit(__driver##_exit); | ^~~~~~~~~~~ include/linux/usb.h:1305:2: note: in expansion of macro 'module_driver' 1305 | module_driver(__usb_driver, usb_register, \ | ^~~~~~~~~~~~~ drivers/i2c/busses/i2c-cp2615.c:332:1: note: in expansion of macro 'module_usb_driver' 332 | module_usb_driver(cp2615_i2c_driver); | ^~~~~~~~~~~~~~~~~ drivers/i2c/busses/i2c-cp2615.c:332:1: warning: parameter names (without types) in function declaration >> drivers/i2c/busses/i2c-cp2615.c:334:15: error: expected declaration specifiers or '...' before string constant 334 | MODULE_AUTHOR("Bence Csókás <bence98@xxxxxxxxxx>"); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/i2c/busses/i2c-cp2615.c:335:20: error: expected declaration specifiers or '...' before string constant 335 | MODULE_DESCRIPTION("CP2615 I2C bus driver"); | ^~~~~~~~~~~~~~~~~~~~~~~ drivers/i2c/busses/i2c-cp2615.c:336:16: error: expected declaration specifiers or '...' before string constant 336 | MODULE_LICENSE("GPL"); | ^~~~~ In file included from include/linux/device.h:32, from include/linux/acpi.h:15, from include/linux/i2c.h:13, from drivers/i2c/busses/i2c-cp2615.c:9: drivers/i2c/busses/i2c-cp2615.c:332:19: warning: 'cp2615_i2c_driver_exit' defined but not used [-Wunused-function] 332 | module_usb_driver(cp2615_i2c_driver); | ^~~~~~~~~~~~~~~~~ include/linux/device/driver.h:264:20: note: in definition of macro 'module_driver' 264 | static void __exit __driver##_exit(void) \ | ^~~~~~~~ drivers/i2c/busses/i2c-cp2615.c:332:1: note: in expansion of macro 'module_usb_driver' 332 | module_usb_driver(cp2615_i2c_driver); | ^~~~~~~~~~~~~~~~~ drivers/i2c/busses/i2c-cp2615.c:332:19: warning: 'cp2615_i2c_driver_init' defined but not used [-Wunused-function] 332 | module_usb_driver(cp2615_i2c_driver); | ^~~~~~~~~~~~~~~~~ include/linux/device/driver.h:259:19: note: in definition of macro 'module_driver' 259 | static int __init __driver##_init(void) \ | ^~~~~~~~ drivers/i2c/busses/i2c-cp2615.c:332:1: note: in expansion of macro 'module_usb_driver' 332 | module_usb_driver(cp2615_i2c_driver); | ^~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for SND_ATMEL_SOC_PDC Depends on SOUND && !UML && SND && SND_SOC && SND_ATMEL_SOC && HAS_DMA Selected by - SND_ATMEL_SOC_SSC && SOUND && !UML && SND && SND_SOC && SND_ATMEL_SOC - SND_ATMEL_SOC_SSC_PDC && SOUND && !UML && SND && SND_SOC && SND_ATMEL_SOC && ATMEL_SSC vim +323 drivers/i2c/busses/i2c-cp2615.c 322 > 323 MODULE_DEVICE_TABLE(usb, id_table); 324 325 static struct usb_driver cp2615_i2c_driver = { 326 .name = "i2c-cp2615", 327 .probe = cp2615_i2c_probe, 328 .disconnect = cp2615_i2c_remove, 329 .id_table = id_table, 330 }; 331 332 module_usb_driver(cp2615_i2c_driver); 333 > 334 MODULE_AUTHOR("Bence Csókás <bence98@xxxxxxxxxx>"); --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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