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SubjectRe: [PATCH 1/2] swap led_brightness from enum to typedef
Hi Amy,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on linus/master]
[also build test WARNING on v5.14-rc1 next-20210715]
[cannot apply to pavel-linux-leds/for-next wireless-drivers-next/master wireless-drivers/master]
[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/Amy-Parker/leds-change-led_brightness-definition-from-enum-to-typedef/20210716-052140
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git dd9c7df94c1b23feacd54112f33ad95d93f64533
config: arm-randconfig-r023-20210715 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 0e49c54a8cbd3e779e5526a5888c683c01cc3c50)
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
# install arm cross compiling tool for clang build
# apt-get install binutils-arm-linux-gnueabi
# https://github.com/0day-ci/linux/commit/b14a971f1045205d49d9d001f33d33afdd8208f9
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Amy-Parker/leds-change-led_brightness-definition-from-enum-to-typedef/20210716-052140
git checkout b14a971f1045205d49d9d001f33d33afdd8208f9
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

In file included from drivers/media/v4l2-core/v4l2-flash-led-class.c:15:
>> include/media/v4l2-flash-led-class.h:18:1: warning: declaration does not declare anything [-Wmissing-declarations]
led_brightness;
^~~~~~~~~~~~~~
1 warning generated.


vim +18 include/media/v4l2-flash-led-class.h

14
15 struct led_classdev_flash;
16 struct led_classdev;
17 struct v4l2_flash;
> 18 led_brightness;
19

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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