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From: kernel test robot <lkp@intel.com>
To: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org,
	Lee Jones <lee@kernel.org>,
	Gwendal Grignou <gwendal@chromium.org>
Subject: drivers/hid/hid-google-hammer.c:261:36: warning: 'cbas_ec_acpi_ids' defined but not used
Date: Sat, 28 Dec 2024 10:56:04 +0800	[thread overview]
Message-ID: <202412281020.IX2iXHrC-lkp@intel.com> (raw)

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   fd0584d220fe285dc45be43eede55df89ad6a3d9
commit: 47f11e0b40e97f373da4efbacee0a9526c816ed5 mfd / platform: cros_ec: Move cros-ec core driver out from MFD
date:   5 years ago
config: sparc-randconfig-002-20241212 (https://download.01.org/0day-ci/archive/20241228/202412281020.IX2iXHrC-lkp@intel.com/config)
compiler: sparc64-linux-gcc (GCC) 12.4.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241228/202412281020.IX2iXHrC-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202412281020.IX2iXHrC-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[] = {
         |                                    ^~~~~~~~~~~~~~~~
--
   drivers/power/supply/cros_usbpd-charger.c: In function 'cros_usbpd_charger_probe':
>> drivers/power/supply/cros_usbpd-charger.c:15:49: warning: '%d' directive writing between 1 and 11 bytes into a region of size 5 [-Wformat-overflow=]
      15 | #define CHARGER_USBPD_DIR_NAME                  "CROS_USBPD_CHARGER%d"
         |                                                 ^~~~~~~~~~~~~~~~~~~~~~
   drivers/power/supply/cros_usbpd-charger.c:656:45: note: in expansion of macro 'CHARGER_USBPD_DIR_NAME'
     656 |                         sprintf(port->name, CHARGER_USBPD_DIR_NAME, i);
         |                                             ^~~~~~~~~~~~~~~~~~~~~~
   drivers/power/supply/cros_usbpd-charger.c:15:68: note: format string is defined here
      15 | #define CHARGER_USBPD_DIR_NAME                  "CROS_USBPD_CHARGER%d"
         |                                                                    ^~
   drivers/power/supply/cros_usbpd-charger.c:15:49: note: directive argument in the range [-2147483644, 2147483646]
      15 | #define CHARGER_USBPD_DIR_NAME                  "CROS_USBPD_CHARGER%d"
         |                                                 ^~~~~~~~~~~~~~~~~~~~~~
   drivers/power/supply/cros_usbpd-charger.c:656:45: note: in expansion of macro 'CHARGER_USBPD_DIR_NAME'
     656 |                         sprintf(port->name, CHARGER_USBPD_DIR_NAME, i);
         |                                             ^~~~~~~~~~~~~~~~~~~~~~
   drivers/power/supply/cros_usbpd-charger.c:656:25: note: 'sprintf' output between 20 and 30 bytes into a destination of size 23
     656 |                         sprintf(port->name, CHARGER_USBPD_DIR_NAME, i);
         |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for COMPAT_BINFMT_ELF
   Depends on [n]: COMPAT [=y] && BINFMT_ELF [=n]
   Selected by [y]:
   - COMPAT [=y] && SPARC64 [=y]


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@chromium.org>
:::::: CC: Jiri Kosina <jkosina@suse.cz>

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

             reply	other threads:[~2024-12-28  2:56 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-12-28  2:56 kernel test robot [this message]
  -- strict thread matches above, loose matches on Subject: below --
2025-01-20  3:30 drivers/hid/hid-google-hammer.c:261:36: warning: 'cbas_ec_acpi_ids' defined but not used kernel test robot

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