linux-kernel - Re: [PATCH v2 3/3] hwmon: Add driver for Astera Labs PT5161L retimer

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Date: Fri, 15 Dec 2023 04:07:45 +0800
From: kernel test robot <lkp@...el.com>
To: Cosmo Chou <chou.cosmo@...il.com>, linux@...ck-us.net,
	robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
	conor+dt@...nel.org, jdelvare@...e.com, corbet@....net,
	broonie@...nel.org, naresh.solanki@...ements.com,
	vincent@...emblay.dev, patrick.rudolph@...ements.com,
	luca.ceresoli@...tlin.com, bhelgaas@...gle.com, festevam@...x.de,
	alexander.stein@...tq-group.com, heiko@...ech.de,
	jernej.skrabec@...il.com, macromorgan@...mail.com,
	forbidden405@...mail.com, sre@...nel.org, linus.walleij@...aro.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-hwmon@...r.kernel.org, linux-doc@...r.kernel.org,
	chou.cosmo@...il.com, cosmo.chou@...ntatw.com
Subject: Re: [PATCH v2 3/3] hwmon: Add driver for Astera Labs PT5161L retimer

Hi Cosmo,

kernel test robot noticed the following build warnings:

[auto build test WARNING on groeck-staging/hwmon-next]
[also build test WARNING on robh/for-next linus/master v6.7-rc5 next-20231214]
[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/Cosmo-Chou/dt-bindings-vendor-prefixes-add-asteralabs/20231214-140823
base:   https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon-next
patch link:    https://lore.kernel.org/r/20231214060552.2852761-4-chou.cosmo%40gmail.com
patch subject: [PATCH v2 3/3] hwmon: Add driver for Astera Labs PT5161L retimer
config: powerpc-allyesconfig (https://download.01.org/0day-ci/archive/20231215/202312150313.eDD5WEPc-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231215/202312150313.eDD5WEPc-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/202312150313.eDD5WEPc-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/hwmon/pt5161l.c:517:36: warning: unused variable 'pt5161l_acpi_match' [-Wunused-const-variable]
     517 | static const struct acpi_device_id pt5161l_acpi_match[] = {
         |                                    ^
   1 warning generated.


vim +/pt5161l_acpi_match +517 drivers/hwmon/pt5161l.c

   516	
 > 517	static const struct acpi_device_id pt5161l_acpi_match[] = {
   518		{ "PT5161L", 0 },
   519		{},
   520	};
   521	MODULE_DEVICE_TABLE(acpi, pt5161l_acpi_match);
   522	

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