tree: https://github.com/omap-audio/linux-audio peter/linux-next-wip head: 3ccffada68ccec8f6de29adb489e7595f04b68b0 commit: 16efff7134364033e3cdc79d4d341e3b814974d7 [42/92] ASoC: Initial driver for TAS2555 Smart Amplifier compiler: gcc-9 (Debian 9.3.0-13) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; cppcheck warnings: (new ones prefixed by >>) ret = regmap_read(tas2555->regmap, TAS2555_BOOKCTL_REG, ^ sound/soc/codecs/tas2555.c:636:6: note: Variable 'ret' is reassigned a value before the old one has been used. ret = regulator_bulk_enable(ARRAY_SIZE(tas2555->supplies), ^ sound/soc/codecs/tas2555.c:641:6: note: Variable 'ret' is reassigned a value before the old one has been used. ret = regmap_read(tas2555->regmap, TAS2555_BOOKCTL_REG, ^ vim +/ret +641 sound/soc/codecs/tas2555.c 628 629 static int tas2555_codec_probe(struct snd_soc_component *component) 630 { 631 struct tas2555_priv *tas2555 = snd_soc_component_get_drvdata(component); 632 int ret; 633 634 tas2555->component = component; 635 636 ret = regulator_bulk_enable(ARRAY_SIZE(tas2555->supplies), 637 tas2555->supplies); 638 639 gpiod_set_value(tas2555->nreset, 1); 640 642 &tas2555->current_book); 643 if (ret < 0) 644 tas2555->current_book = 0; 645 646 dev_info(component->dev, "TAS2555 PGID: 0x%02x\n", 647 tas2555_read(component, TAS2555_REV_PGID_REG)); 648 649 return tas2555_init(component); 650 } 651 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org