Hi Werner, kernel test robot noticed the following build errors: [auto build test ERROR on drm-misc/drm-misc-next] [also build test ERROR on drm-tip/drm-tip linus/master v6.11 next-20240927] [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/Werner-Sembach/platform-x86-tuxedo-Add-virtual-LampArray-for-TUXEDO-NB04-devices/20240927-221932 base: git://anongit.freedesktop.org/drm/drm-misc drm-misc-next patch link: https://lore.kernel.org/r/20240927141745.145176-1-wse%40tuxedocomputers.com patch subject: [PATCH v3] platform/x86/tuxedo: Add virtual LampArray for TUXEDO NB04 devices config: x86_64-buildonly-randconfig-002-20240928 (https://download.01.org/0day-ci/archive/20240928/202409281630.xJUVwU5V-lkp@xxxxxxxxx/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240928/202409281630.xJUVwU5V-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/202409281630.xJUVwU5V-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): ld: vmlinux.o: in function `remove': >> drivers/platform/x86/tuxedo/tuxedo_nb04_wmi_ab_init.c:67: undefined reference to `hid_destroy_device' ld: vmlinux.o: in function `__wmi_method_acpi_object_out': >> drivers/platform/x86/tuxedo/tuxedo_nb04_wmi_util.c:26: undefined reference to `wmidev_evaluate_method' ld: vmlinux.o: in function `ll_parse': >> drivers/platform/x86/tuxedo/tuxedo_nb04_wmi_ab_virtual_lamp_array.c:355: undefined reference to `hid_parse_report' ld: vmlinux.o: in function `tuxedo_nb04_virtual_lamp_array_add_device': >> drivers/platform/x86/tuxedo/tuxedo_nb04_wmi_ab_virtual_lamp_array.c:721: undefined reference to `hid_allocate_device' >> ld: drivers/platform/x86/tuxedo/tuxedo_nb04_wmi_ab_virtual_lamp_array.c:734: undefined reference to `hid_add_device' >> ld: drivers/platform/x86/tuxedo/tuxedo_nb04_wmi_ab_virtual_lamp_array.c:736: undefined reference to `hid_destroy_device' ld: vmlinux.o: in function `tuxedo_nb04_wmi_ab_driver_init': >> drivers/platform/x86/tuxedo/tuxedo_nb04_wmi_ab_init.c:86: undefined reference to `__wmi_driver_register' ld: vmlinux.o: in function `tuxedo_nb04_wmi_ab_driver_exit': >> drivers/platform/x86/tuxedo/tuxedo_nb04_wmi_ab_init.c:86: undefined reference to `wmi_driver_unregister' vim +67 drivers/platform/x86/tuxedo/tuxedo_nb04_wmi_ab_init.c 62 63 static void remove(struct wmi_device *wdev) 64 { 65 struct tuxedo_nb04_wmi_driver_data_t *driver_data = dev_get_drvdata(&wdev->dev); 66 > 67 hid_destroy_device(driver_data->virtual_lamp_array_hdev); 68 } 69 70 static const struct wmi_device_id tuxedo_nb04_wmi_ab_device_ids[] = { 71 { .guid_string = "80C9BAA6-AC48-4538-9234-9F81A55E7C85" }, 72 { } 73 }; 74 MODULE_DEVICE_TABLE(wmi, tuxedo_nb04_wmi_ab_device_ids); 75 76 static struct wmi_driver tuxedo_nb04_wmi_ab_driver = { 77 .driver = { 78 .name = "tuxedo_nb04_wmi_ab", 79 .probe_type = PROBE_PREFER_ASYNCHRONOUS, 80 }, 81 .id_table = tuxedo_nb04_wmi_ab_device_ids, 82 .probe = probe, 83 .remove = remove, 84 .no_singleton = true, 85 }; > 86 module_wmi_driver(tuxedo_nb04_wmi_ab_driver); 87 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki