Hi Marc, [auto build test WARNING on iio/togreg] [also build test WARNING on next-20160311] [cannot apply to v4.5-rc7] [if your patch is applied to the wrong git tree, please drop us a note to help improving the system] url: https://github.com/0day-ci/linux/commits/Marc-Titinger/iio-ina2xx-adc-update-the-CALIB-register-when-RShunt-changes/20160311-225616 base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg config: i386-randconfig-s1-201610 (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=i386 All warnings (new ones prefixed by >>): drivers/iio/adc/ina2xx-adc.c: In function 'ina2xx_init': >> drivers/iio/adc/ina2xx-adc.c:629:6: warning: unused variable 'regval' [-Wunused-variable] u16 regval; ^ vim +/regval +629 drivers/iio/adc/ina2xx-adc.c c43a102e Marc Titinger 2015-12-07 613 .attrs = ina2xx_attributes, c43a102e Marc Titinger 2015-12-07 614 }; c43a102e Marc Titinger 2015-12-07 615 c43a102e Marc Titinger 2015-12-07 616 static const struct iio_info ina2xx_info = { c43a102e Marc Titinger 2015-12-07 617 .driver_module = THIS_MODULE, 7906dd52 Andrew F. Davis 2016-02-24 618 .attrs = &ina2xx_attribute_group, 7906dd52 Andrew F. Davis 2016-02-24 619 .read_raw = ina2xx_read_raw, 7906dd52 Andrew F. Davis 2016-02-24 620 .write_raw = ina2xx_write_raw, 7906dd52 Andrew F. Davis 2016-02-24 621 .debugfs_reg_access = ina2xx_debug_reg, c43a102e Marc Titinger 2015-12-07 622 }; c43a102e Marc Titinger 2015-12-07 623 76011646 Marc Titinger 2016-03-11 624 76011646 Marc Titinger 2016-03-11 625 c43a102e Marc Titinger 2015-12-07 626 /* Initialize the configuration and calibration registers. */ c43a102e Marc Titinger 2015-12-07 627 static int ina2xx_init(struct ina2xx_chip_info *chip, unsigned int config) c43a102e Marc Titinger 2015-12-07 628 { c43a102e Marc Titinger 2015-12-07 @629 u16 regval; 7906dd52 Andrew F. Davis 2016-02-24 630 int ret; c43a102e Marc Titinger 2015-12-07 631 7906dd52 Andrew F. Davis 2016-02-24 632 ret = regmap_write(chip->regmap, INA2XX_CONFIG, config); 7906dd52 Andrew F. Davis 2016-02-24 633 if (ret) c43a102e Marc Titinger 2015-12-07 634 return ret; 7906dd52 Andrew F. Davis 2016-02-24 635 76011646 Marc Titinger 2016-03-11 636 return ina2xx_set_calibration(chip); c43a102e Marc Titinger 2015-12-07 637 } :::::: The code at line 629 was first introduced by commit :::::: c43a102e67db99c8bfe6e8a9280cec13ff53b789 iio: ina2xx: add support for TI INA2xx Power Monitors :::::: TO: Marc Titinger <mtitinger@xxxxxxxxxxxx> :::::: CC: Jonathan Cameron <jic23@xxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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