linux-kernel - drivers/hid/hid-google-hammer.c:261:36: warning: 'cbas_ec_acpi

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Message-ID: <202501201141.jctFH5eB-lkp@intel.com>
Date: Mon, 20 Jan 2025 11:30:27 +0800
From: kernel test robot <lkp@...el.com>
To: Enric Balletbo i Serra <enric.balletbo@...labora.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	Lee Jones <lee@...nel.org>, Gwendal Grignou <gwendal@...omium.org>
Subject: drivers/hid/hid-google-hammer.c:261:36: warning: 'cbas_ec_acpi_ids'
 defined but not used

Hi Enric,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   ffd294d346d185b70e28b1a28abe367bbfe53c04
commit: 47f11e0b40e97f373da4efbacee0a9526c816ed5 mfd / platform: cros_ec: Move cros-ec core driver out from MFD
date:   5 years ago
config: csky-randconfig-r026-20230823 (https://download.01.org/0day-ci/archive/20250120/202501201141.jctFH5eB-lkp@intel.com/config)
compiler: csky-linux-gcc (GCC) 12.4.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250120/202501201141.jctFH5eB-lkp@intel.com/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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202501201141.jctFH5eB-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/hid/hid-google-hammer.c:261:36: warning: 'cbas_ec_acpi_ids' defined but not used [-Wunused-const-variable=]
     261 | static const struct acpi_device_id cbas_ec_acpi_ids[] = {
         |                                    ^~~~~~~~~~~~~~~~


vim +/cbas_ec_acpi_ids +261 drivers/hid/hid-google-hammer.c

eb1aac4c8744f7 Dmitry Torokhov 2018-10-05  260  
eb1aac4c8744f7 Dmitry Torokhov 2018-10-05 @261  static const struct acpi_device_id cbas_ec_acpi_ids[] = {
eb1aac4c8744f7 Dmitry Torokhov 2018-10-05  262  	{ "GOOG000B", 0 },
eb1aac4c8744f7 Dmitry Torokhov 2018-10-05  263  	{ }
eb1aac4c8744f7 Dmitry Torokhov 2018-10-05  264  };
eb1aac4c8744f7 Dmitry Torokhov 2018-10-05  265  MODULE_DEVICE_TABLE(acpi, cbas_ec_acpi_ids);
eb1aac4c8744f7 Dmitry Torokhov 2018-10-05  266  

:::::: The code at line 261 was first introduced by commit
:::::: eb1aac4c8744f75460c34d71b0c73bebf3e8ee5c HID: google: add support tablet mode switch for Whiskers

:::::: TO: Dmitry Torokhov <dtor@...omium.org>
:::::: CC: Jiri Kosina <jkosina@...e.cz>

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki