Re: [PATCH v3] hwmon (max6639): Use regmap

From: kernel test robot
Date: Fri May 03 2024 - 06:19:51 EST


Hi Naresh,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 1d4d6733594d407e54153b8e031ba6356ceba81e]

url: https://github.com/intel-lab-lkp/linux/commits/Naresh-Solanki/hwmon-max6639-Use-regmap/20240503-024046
base: 1d4d6733594d407e54153b8e031ba6356ceba81e
patch link: https://lore.kernel.org/r/20240502183604.1216576-1-naresh.solanki%409elements.com
patch subject: [PATCH v3] hwmon (max6639): Use regmap
config: i386-buildonly-randconfig-003-20240503 (https://download.01.org/0day-ci/archive/20240503/202405031504.sA1rmWDu-lkp@xxxxxxxxx/config)
compiler: gcc-13 (Ubuntu 13.2.0-4ubuntu3) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240503/202405031504.sA1rmWDu-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/202405031504.sA1rmWDu-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

drivers/hwmon/max6639.c: In function 'max6639_suspend':
>> drivers/hwmon/max6639.c:540:13: warning: unused variable 'ret' [-Wunused-variable]
540 | int ret;
| ^~~


vim +/ret +540 drivers/hwmon/max6639.c

536
537 static int max6639_suspend(struct device *dev)
538 {
539 struct max6639_data *data = dev_get_drvdata(dev);
> 540 int ret;
541
542 if (data->reg)
543 regulator_disable(data->reg);
544
545 return regmap_write_bits(data->regmap, MAX6639_REG_GCONFIG, MAX6639_GCONFIG_STANDBY,
546 MAX6639_GCONFIG_STANDBY);
547 }
548

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