Hi Johan, I love your patch! Yet something to improve: [auto build test ERROR on robh/for-next] [also build test ERROR on v4.18 next-20180822] [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/Johan-Hovold/of-fix-compatible-child-node-lookups/20180823-074211 base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next config: mips-decstation_defconfig (attached as .config) compiler: mipsel-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=7.2.0 make.cross ARCH=mips All errors (new ones prefixed by >>): In file included from include/linux/irqdomain.h:35:0, from arch/mips/include/asm/irq.h:14, from include/linux/irq.h:23, from include/asm-generic/hardirq.h:13, from arch/mips/include/asm/hardirq.h:16, from include/linux/hardirq.h:9, from include/linux/interrupt.h:11, from arch/mips/dec/ecc-berr.c:16: >> include/linux/of.h:637:28: error: 'of_get_compatible_child' defined but not used [-Werror=unused-function] static struct device_node *of_get_compatible_child(const struct device_node *parent, ^~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors vim +/of_get_compatible_child +637 include/linux/of.h 636 > 637 static struct device_node *of_get_compatible_child(const struct device_node *parent, 638 const char *compatible) 639 { 640 return NULL; 641 } 642 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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