Re: [PATCH v3] HID: generic: add LampArray support via hid-lamparray helper
From: kernel test robot
Date: Sat Feb 21 2026 - 10:50:45 EST
Hi Tim,
kernel test robot noticed the following build errors:
[auto build test ERROR on hid/for-next]
[also build test ERROR on linus/master v6.19 next-20260220]
[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#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Tim-Guttzeit/HID-generic-add-LampArray-support-via-hid-lamparray-helper/20260220-215620
base: https://git.kernel.org/pub/scm/linux/kernel/git/hid/hid.git for-next
patch link: https://lore.kernel.org/r/20260220135309.151487-1-tgu%40tuxedocomputers.com
patch subject: [PATCH v3] HID: generic: add LampArray support via hid-lamparray helper
config: i386-randconfig-002-20260221 (https://download.01.org/0day-ci/archive/20260221/202602212327.QsyQtOFJ-lkp@xxxxxxxxx/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260221/202602212327.QsyQtOFJ-lkp@xxxxxxxxx/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202602212327.QsyQtOFJ-lkp@xxxxxxxxx/
All errors (new ones prefixed by >>):
>> ld.lld: error: undefined symbol: hid_hw_request
>>> referenced by hid-lamparray.c:210 (drivers/hid/hid-lamparray.c:210)
>>> drivers/hid/hid-lamparray.o:(lamparray_register) in archive vmlinux.a
>>> referenced by hid-lamparray.c:316 (drivers/hid/hid-lamparray.c:316)
>>> drivers/hid/hid-lamparray.o:(lamparray_hw_set_autonomous) in archive vmlinux.a
>>> referenced by hid-lamparray.c:392 (drivers/hid/hid-lamparray.c:392)
>>> drivers/hid/hid-lamparray.o:(lamparray_led_brightness_get) in archive vmlinux.a
>>> referenced 1 more times
--
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