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Date: Fri, 26 Jan 2024 19:56:37 +0800
From: kernel test robot <lkp@intel.com>
To: Andrew Davis <afd@ti.com>, Sebastian Reichel <sre@kernel.org>,
	Support Opensource <support.opensource@diasemi.com>,
	Krzysztof Kozlowski <krzk@kernel.org>,
	Pali =?iso-8859-1?Q?Roh=E1r?= <pali@kernel.org>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
	linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org,
	Andrew Davis <afd@ti.com>
Subject: Re: [PATCH 08/21] power: supply: max77693: Use
 devm_power_supply_register() helper
Message-ID: <202401261917.tA05PFDO-lkp@intel.com>
References: <20240123163653.384385-9-afd@ti.com>
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In-Reply-To: <20240123163653.384385-9-afd@ti.com>

Hi Andrew,

kernel test robot noticed the following build warnings:

[auto build test WARNING on sre-power-supply/for-next]
[also build test WARNING on linus/master v6.8-rc1 next-20240125]
[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/Andrew-Davis/power-supply-da9030-Use-devm_power_supply_register-helper/20240124-004253
base:   https://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply.git for-next
patch link:    https://lore.kernel.org/r/20240123163653.384385-9-afd%40ti.com
patch subject: [PATCH 08/21] power: supply: max77693: Use devm_power_supply_register() helper
config: i386-buildonly-randconfig-006-20240126 (https://download.01.org/0day-ci/archive/20240126/202401261917.tA05PFDO-lkp@intel.com/config)
compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240126/202401261917.tA05PFDO-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/202401261917.tA05PFDO-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/power/supply/max77693_charger.c:733:27: warning: unused variable 'chg' [-Wunused-variable]
     733 |         struct max77693_charger *chg = platform_get_drvdata(pdev);
         |                                  ^~~
   1 warning generated.


vim +/chg +733 drivers/power/supply/max77693_charger.c

87c2d9067893cd drivers/power/max77693_charger.c        Krzysztof Kozlowski 2015-01-20  730  
1d138270d2963b drivers/power/supply/max77693_charger.c Uwe Kleine-K?nig    2023-09-18  731  static void max77693_charger_remove(struct platform_device *pdev)
87c2d9067893cd drivers/power/max77693_charger.c        Krzysztof Kozlowski 2015-01-20  732  {
87c2d9067893cd drivers/power/max77693_charger.c        Krzysztof Kozlowski 2015-01-20 @733  	struct max77693_charger *chg = platform_get_drvdata(pdev);
87c2d9067893cd drivers/power/max77693_charger.c        Krzysztof Kozlowski 2015-01-20  734  
87c2d9067893cd drivers/power/max77693_charger.c        Krzysztof Kozlowski 2015-01-20  735  	device_remove_file(&pdev->dev, &dev_attr_top_off_timer);
87c2d9067893cd drivers/power/max77693_charger.c        Krzysztof Kozlowski 2015-01-20  736  	device_remove_file(&pdev->dev, &dev_attr_top_off_threshold_current);
87c2d9067893cd drivers/power/max77693_charger.c        Krzysztof Kozlowski 2015-01-20  737  	device_remove_file(&pdev->dev, &dev_attr_fast_charge_timer);
87c2d9067893cd drivers/power/max77693_charger.c        Krzysztof Kozlowski 2015-01-20  738  }
87c2d9067893cd drivers/power/max77693_charger.c        Krzysztof Kozlowski 2015-01-20  739  

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