tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git platform_groups head: d770d421e93c93ceb55d6486e5ddeb65f21ca920 commit: 84cc896d582fc145f9c01b76f533707857d32d08 [26/27] video: fbdev: wm8505fb: convert platform driver to use dev_groups config: arm-multi_v7_defconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (GCC) 7.4.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 84cc896d582fc145f9c01b76f533707857d32d08 # save the attached .config to linux build tree GCC_VERSION=7.4.0 make.cross ARCH=arm If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): >> drivers/video/fbdev/wm8505fb.c:188:21: error: 'struct device_attribute' has no member named 'addr'; did you mean 'attr'? &dev_attr_contrast.addr, ^~~~ attr >> drivers/video/fbdev/wm8505fb.c:411:16: error: 'wm8505fb_attributes' undeclared here (not in a function); did you mean 'wm8505fb_attrs'? .dev_groups = wm8505fb_attributes, ^~~~~~~~~~~~~~~~~~~ wm8505fb_attrs >> drivers/video/fbdev/wm8505fb.c:411:16: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types] drivers/video/fbdev/wm8505fb.c:411:16: note: (near initialization for 'wm8505fb_driver.dev_groups') >> drivers/video/fbdev/wm8505fb.c:411:16: error: initializer element is not constant drivers/video/fbdev/wm8505fb.c:411:16: note: (near initialization for 'wm8505fb_driver.dev_groups') In file included from include/linux/kobject.h:20:0, from include/linux/device.h:16, from include/linux/dma-mapping.h:7, from drivers/video/fbdev/wm8505fb.c:18: drivers/video/fbdev/wm8505fb.c:191:18: warning: 'wm8505fb_groups' defined but not used [-Wunused-variable] ATTRIBUTE_GROUPS(wm8505fb); ^ include/linux/sysfs.h:147:38: note: in definition of macro '__ATTRIBUTE_GROUPS' static const struct attribute_group *_name##_groups[] = { \ ^~~~~ drivers/video/fbdev/wm8505fb.c:191:1: note: in expansion of macro 'ATTRIBUTE_GROUPS' ATTRIBUTE_GROUPS(wm8505fb); ^~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +188 drivers/video/fbdev/wm8505fb.c 186 187 static struct attribute *wm8505fb_attrs[] = { > 188 &dev_attr_contrast.addr, 189 NULL, 190 }; 191 ATTRIBUTE_GROUPS(wm8505fb); 192 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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