tree: git://github.com/linux-chenxing/linux.git mstar_v5_14_rebase_i2_drm head: 93dfb2364436067bf34c6d4ddcd282496182cc0f commit: 2c26aea472dc85f461af5a2e8a89894fc1e623a0 [80/349] clk: mstar: pll common config: s390-allyesconfig (attached as .config) compiler: s390-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/linux-chenxing/linux/commit/2c26aea472dc85f461af5a2e8a... git remote add linux-chenxing git://github.com/linux-chenxing/linux.git git fetch --no-tags linux-chenxing mstar_v5_14_rebase_i2_drm git checkout 2c26aea472dc85f461af5a2e8a89894fc1e623a0 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross ARCH=s390 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): In file included from drivers/clk/mstar/clk-msc313-upll.c:6: drivers/clk/mstar/clk-msc313-upll.c: In function 'msc313_upll_driver_init': 288 | return __register(&(__driver) , ##__VA_ARGS__); \ | ^~~~~~~~~~~ include/linux/platform_device.h:224:29: note: in definition of macro 'platform_driver_register' 224 | __platform_driver_register(drv, THIS_MODULE) | ^~~ include/linux/platform_device.h:264:2: note: in expansion of macro 'builtin_driver' 264 | builtin_driver(__platform_driver, platform_driver_register) | ^~~~~~~~~~~~~~ drivers/clk/mstar/clk-msc313-upll.c:88:1: note: in expansion of macro 'builtin_platform_driver' 88 | builtin_platform_driver(msc313_upll_driver); | ^~~~~~~~~~~~~~~~~~~~~~~ include/linux/platform_device.h:225:39: note: expected 'struct platform_driver *' but argument is of type 'const struct platform_driver *' 225 | extern int __platform_driver_register(struct platform_driver *, | ^~~~~~~~~~~~~~~~~~~~~~~~ vim +288 include/linux/device/driver.h 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 269 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 270 /** 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 271 * builtin_driver() - Helper macro for drivers that don't do anything 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 272 * special in init and have no exit. This eliminates some boilerplate. 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 273 * Each driver may only use this macro once, and calling it replaces 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 274 * device_initcall (or in some cases, the legacy __initcall). This is 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 275 * meant to be a direct parallel of module_driver() above but without 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 276 * the __exit stuff that is not used for builtin cases. 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 277 * 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 278 * @__driver: driver name 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 279 * @__register: register function for this driver type 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 280 * @...: Additional arguments to be passed to __register 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 281 * 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 282 * Use this macro to construct bus specific macros for registering 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 283 * drivers, and do not use it on its own. 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 284 */ 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 285 #define builtin_driver(__driver, __register, ...) \ 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 286 static int __init __driver##_init(void) \ 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 287 { \ 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 @288 return __register(&(__driver) , ##__VA_ARGS__); \ 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 289 } \ 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 290 device_initcall(__driver##_init); 4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 291 :::::: The code at line 288 was first introduced by commit :::::: 4c002c978b7f2f2306d53de051c054504af920a9 device.h: move 'struct driver' stuff out to device/driver.h :::::: TO: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org&gt; :::::: CC: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org