[PATCH v5 17/21] ASoC: qdsp6: audioreach: add topology support

[kernel test robot]

Hi Srinivas,

I love your patch! Perhaps something to improve:

[auto build test WARNING on asoc/for-next]
[also build test WARNING on robh/for-next sound/for-next linus/master v5.14 next-20210903]
[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]

url:    https://github.com/0day-ci/linux/commits/Srinivas-Kandagatla/ASoC-qcom-Add-AudioReach-support/20210903-192325
base:   https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-next
config: hexagon-buildonly-randconfig-r002-20210904 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 1104e3258b5064e7110cc297e2cec60ac9acfc0a)
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://github.com/0day-ci/linux/commit/88452a1de12fb46ecf71c3054323a8ed0ed9af21
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Srinivas-Kandagatla/ASoC-qcom-Add-AudioReach-support/20210903-192325
        git checkout 88452a1de12fb46ecf71c3054323a8ed0ed9af21
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=hexagon 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp at intel.com>

All warnings (new ones prefixed by >>):

>> sound/soc/qcom/qdsp6/topology.c:1048:7: warning: variable 'ret' is used uninitialized whenever switch case is taken [-Wsometimes-uninitialized]
           case SND_SOC_AR_TPLG_VOL_CTL:
                ^~~~~~~~~~~~~~~~~~~~~~~
   include/uapi/sound/snd_ar_tokens.h:52:35: note: expanded from macro 'SND_SOC_AR_TPLG_VOL_CTL'
   #define SND_SOC_AR_TPLG_VOL_CTL                 257
                                                   ^~~
   sound/soc/qcom/qdsp6/topology.c:1060:9: note: uninitialized use occurs here
           return ret;
                  ^~~
   sound/soc/qcom/qdsp6/topology.c:1034:9: note: initialize the variable 'ret' to silence this warning
           int ret;
                  ^
                   = 0
   1 warning generated.


vim +/ret +1048 sound/soc/qcom/qdsp6/topology.c

  1026	
  1027	static int audioreach_control_load(struct snd_soc_component *scomp, int index,
  1028					   struct snd_kcontrol_new *kc,
  1029					   struct snd_soc_tplg_ctl_hdr *hdr)
  1030	{
  1031		struct snd_ar_control *scontrol;
  1032		struct snd_soc_dobj *dobj;
  1033		struct soc_mixer_control *sm;
  1034		int ret;
  1035	
  1036		scontrol = kzalloc(sizeof(*scontrol), GFP_KERNEL);
  1037		if (!scontrol)
  1038			return -ENOMEM;
  1039	
  1040		scontrol->scomp = scomp;
  1041	
  1042		switch (le32_to_cpu(hdr->ops.get)) {
  1043		case SND_SOC_AR_TPLG_FE_BE_GRAPH_CTL_MIX:
  1044			sm = (struct soc_mixer_control *)kc->private_value;
  1045			dobj = &sm->dobj;
  1046			ret = audioreach_control_load_mix(scomp, scontrol, kc, hdr);
  1047			break;
> 1048		case SND_SOC_AR_TPLG_VOL_CTL:
  1049			sm = (struct soc_mixer_control *)kc->private_value;
  1050			dobj = &sm->dobj;
  1051			break;
  1052		default:
  1053			dev_warn(scomp->dev, "control type not supported %d:%d:%d\n",
  1054				 hdr->ops.get, hdr->ops.put, hdr->ops.info);
  1055			kfree(scontrol);
  1056			return -EINVAL;
  1057		}
  1058	
  1059		dobj->private = scontrol;
  1060		return ret;
  1061	}
  1062	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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