[PATCH v2 04/21] drm/bridge: tc358764: add drm_panel_bridge support

[kbuild test robot]

Hi Sam,

I love your patch! Perhaps something to improve:

[auto build test WARNING on drm-intel/for-linux-next]
[also build test WARNING on drm-exynos/exynos-drm-next tegra-drm/drm/tegra/for-next drm-tip/drm-tip linus/master v5.7-rc3 next-20200428]
[cannot apply to drm/drm-next]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Sam-Ravnborg/drm-bridge-support-drm-bridge-connector-helper-panel-updates/20200428-060830
base:   git://anongit.freedesktop.org/drm-intel for-linux-next

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


coccinelle warnings: (new ones prefixed by >>)

>> drivers/gpu/drm/bridge/tc358764.c:385:1-3: WARNING: PTR_ERR_OR_ZERO can be used

Please review and possibly fold the followup patch.

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