Hi Baojun,
kernel test robot noticed the following build warnings:
[auto build test WARNING on tiwai-sound/for-next] [also build test WARNING on tiwai-sound/for-linus rafael-pm/linux-next rafael-pm/bleeding-edge linus/master v6.9 next-20240517] [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/Baojun-Xu/ALSA-hda-tas2781-Ad... base: https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git for-next patch link: https://lore.kernel.org/r/20240519150433.760-2-baojun.xu%40ti.com patch subject: [PATCH v5 1/1] ALSA: hda/tas2781: Add tas2781 hda driver based on SPI config: loongarch-allmodconfig (https://download.01.org/0day-ci/archive/20240520/202405200105.BWxmtco7-lkp@i...) compiler: loongarch64-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240520/202405200105.BWxmtco7-lkp@i...)
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/202405200105.BWxmtco7-lkp@intel.com/
All warnings (new ones prefixed by >>):
sound/pci/hda/tas2781_hda_spi.c: In function 'tas2781_runtime_suspend':
sound/pci/hda/tas2781_hda_spi.c:1124:16: warning: unused variable 'ret' [-Wunused-variable]
1124 | int i, ret; | ^~~
sound/pci/hda/tas2781_hda_spi.c:1124:13: warning: unused variable 'i' [-Wunused-variable]
1124 | int i, ret; | ^ sound/pci/hda/tas2781_hda_spi.c: In function 'tas2781_runtime_resume': sound/pci/hda/tas2781_hda_spi.c:1143:16: warning: unused variable 'ret' [-Wunused-variable] 1143 | int i, ret; | ^~~ sound/pci/hda/tas2781_hda_spi.c:1143:13: warning: unused variable 'i' [-Wunused-variable] 1143 | int i, ret; | ^
vim +/ret +1124 sound/pci/hda/tas2781_hda_spi.c
1120 1121 static int tas2781_runtime_suspend(struct device *dev) 1122 { 1123 struct tas2781_hda *tas_hda = dev_get_drvdata(dev);
1124 int i, ret;
1125 1126 guard(mutex)(&tas_hda->priv->codec_lock); 1127 1128 if (tas_hda->priv->playback_started) { 1129 tasdevice_spi_tuning_switch(tas_hda->priv, 1); 1130 tas_hda->priv->playback_started = false; 1131 } 1132 1133 tas_hda->priv->cur_book = -1; 1134 tas_hda->priv->cur_prog = -1; 1135 tas_hda->priv->cur_conf = -1; 1136 1137 return 0; 1138 } 1139