Hi "Enrico, [FYI, it's a private test report for your RFC patch.] [auto build test WARNING on tip/master] [also build test WARNING on linux/master linus/master v5.11-rc6] [cannot apply to robh/for-next driver-core/driver-core-testing gpio/for-next next-20210125] [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/Enrico-Weigelt-metux-IT-consult/... base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git a7e0bdf1b07ea6169930ec42b0bdb17e1c1e3bb0 config: i386-allyesconfig (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce (this is a W=1 build): # https://github.com/0day-ci/linux/commit/9c66f4ee396f30c7810edddaa4663aa1f... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Enrico-Weigelt-metux-IT-consult/of-base-improve-error-message-in-of_phandle_iterator_next/20210209-080546 git checkout 9c66f4ee396f30c7810edddaa4663aa1f0fbf2b7 # save the attached .config to linux build tree make W=1 ARCH=i386 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 >>): 72 | .gpio_names = apu2_gpio_names, | ^~~~~~~~~~~~~~~ vim +/const +72 drivers/platform/x86/pcengines-apuv2.c f8eb0235f65989 Enrico Weigelt, metux IT consult 2019-02-14 68 f8eb0235f65989 Enrico Weigelt, metux IT consult 2019-02-14 69 static const struct amd_fch_gpio_pdata board_apu2 = { f8eb0235f65989 Enrico Weigelt, metux IT consult 2019-02-14 70 .gpio_num = ARRAY_SIZE(apu2_gpio_regs), f8eb0235f65989 Enrico Weigelt, metux IT consult 2019-02-14 71 .gpio_reg = apu2_gpio_regs, f8eb0235f65989 Enrico Weigelt, metux IT consult 2019-02-14 @72 .gpio_names = apu2_gpio_names, f8eb0235f65989 Enrico Weigelt, metux IT consult 2019-02-14 73 }; f8eb0235f65989 Enrico Weigelt, metux IT consult 2019-02-14 74 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org