tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 840126e36e8ff272cb63158646433fa1324533d9 commit: 2848d34c3ba1fc6f1ece0736a4faa16c6277f4d3 [4752/5667] ASoC: tas2562: Fix mute/unmute config: sh-allmodconfig (https://download.01.org/0day-ci/archive/20220907/202209070508.SsWVrSl0-lkp@xxxxxxxxx/config) compiler: sh4-linux-gcc (GCC) 12.1.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=2848d34c3ba1fc6f1ece0736a4faa16c6277f4d3 git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout 2848d34c3ba1fc6f1ece0736a4faa16c6277f4d3 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sh SHELL=/bin/bash sound/soc/codecs/ If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): sound/soc/codecs/tas2562.c: In function 'tas2562_dac_event': >> sound/soc/codecs/tas2562.c:442:13: warning: variable 'ret' set but not used [-Wunused-but-set-variable] 442 | int ret; | ^~~ vim +/ret +442 sound/soc/codecs/tas2562.c c173dba44c2d2e Dan Murphy 2019-10-08 429 c173dba44c2d2e Dan Murphy 2019-10-08 430 static SOC_ENUM_SINGLE_DECL(tas2562_ASI1_src_enum, TAS2562_TDM_CFG2, 4, c173dba44c2d2e Dan Murphy 2019-10-08 431 tas2562_ASI1_src); c173dba44c2d2e Dan Murphy 2019-10-08 432 c173dba44c2d2e Dan Murphy 2019-10-08 433 static const struct snd_kcontrol_new tas2562_asi1_mux = c173dba44c2d2e Dan Murphy 2019-10-08 434 SOC_DAPM_ENUM("ASI1 Source", tas2562_ASI1_src_enum); c173dba44c2d2e Dan Murphy 2019-10-08 435 c173dba44c2d2e Dan Murphy 2019-10-08 436 static int tas2562_dac_event(struct snd_soc_dapm_widget *w, c173dba44c2d2e Dan Murphy 2019-10-08 437 struct snd_kcontrol *kcontrol, int event) c173dba44c2d2e Dan Murphy 2019-10-08 438 { c173dba44c2d2e Dan Murphy 2019-10-08 439 struct snd_soc_component *component = c173dba44c2d2e Dan Murphy 2019-10-08 440 snd_soc_dapm_to_component(w->dapm); c173dba44c2d2e Dan Murphy 2019-10-08 441 struct tas2562_data *tas2562 = snd_soc_component_get_drvdata(component); 69e53129d01317 Dan Murphy 2020-02-19 @442 int ret; c173dba44c2d2e Dan Murphy 2019-10-08 443 c173dba44c2d2e Dan Murphy 2019-10-08 444 switch (event) { c173dba44c2d2e Dan Murphy 2019-10-08 445 case SND_SOC_DAPM_POST_PMU: 2848d34c3ba1fc Martin Povišer 2022-08-25 446 tas2562->dac_powered = true; 2848d34c3ba1fc Martin Povišer 2022-08-25 447 ret = tas2562_update_pwr_ctrl(tas2562); c173dba44c2d2e Dan Murphy 2019-10-08 448 break; c173dba44c2d2e Dan Murphy 2019-10-08 449 case SND_SOC_DAPM_PRE_PMD: 2848d34c3ba1fc Martin Povišer 2022-08-25 450 tas2562->dac_powered = false; 2848d34c3ba1fc Martin Povišer 2022-08-25 451 ret = tas2562_update_pwr_ctrl(tas2562); c173dba44c2d2e Dan Murphy 2019-10-08 452 break; c173dba44c2d2e Dan Murphy 2019-10-08 453 default: 69e53129d01317 Dan Murphy 2020-02-19 454 dev_err(tas2562->dev, "Not supported evevt\n"); 69e53129d01317 Dan Murphy 2020-02-19 455 return -EINVAL; c173dba44c2d2e Dan Murphy 2019-10-08 456 } c173dba44c2d2e Dan Murphy 2019-10-08 457 c173dba44c2d2e Dan Murphy 2019-10-08 458 return 0; c173dba44c2d2e Dan Murphy 2019-10-08 459 } c173dba44c2d2e Dan Murphy 2019-10-08 460 :::::: The code at line 442 was first introduced by commit :::::: 69e53129d01317d94e8b97ec11688880106a2f97 ASoC: tas2562: Add support for ISENSE and VSENSE :::::: TO: Dan Murphy <dmurphy@xxxxxx> :::::: CC: Mark Brown <broonie@xxxxxxxxxx> -- 0-DAY CI Kernel Test Service https://01.org/lkp