CC: [email protected]
BCC: [email protected]
CC: [email protected]
TO: Srinivas Kandagatla <[email protected]>
CC: Mark Brown <[email protected]>
CC: "Pierre-Louis Bossart" <[email protected]>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
master
head:   34e047aa16c0123bbae8e2f6df33e5ecc1f56601
commit: 36ad9bf1d93d66b901342eab9f8ed6c1537655a6 ASoC: qdsp6: audioreach: add 
topology support
date:   5 months ago
:::::: branch date: 24 hours ago
:::::: commit date: 5 months ago
config: openrisc-randconfig-m031-20220319 
(https://download.01.org/0day-ci/archive/20220320/[email protected]/config)
compiler: or1k-linux-gcc (GCC) 11.2.0

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <[email protected]>
Reported-by: Dan Carpenter <[email protected]>

New smatch warnings:
sound/soc/qcom/qdsp6/topology.c:336 audioreach_parse_sg_tokens() error: 
potentially dereferencing uninitialized 'sg'.
sound/soc/qcom/qdsp6/topology.c:355 audioreach_parse_sg_tokens() error: 
uninitialized symbol 'sg'.
sound/soc/qcom/qdsp6/topology.c:382 audioreach_parse_cont_tokens() error: 
potentially dereferencing uninitialized 'cont'.
sound/soc/qcom/qdsp6/topology.c:402 audioreach_parse_cont_tokens() error: 
uninitialized symbol 'cont'.

Old smatch warnings:
sound/soc/qcom/qdsp6/topology.c:339 audioreach_parse_sg_tokens() error: 
potentially dereferencing uninitialized 'sg'.
sound/soc/qcom/qdsp6/topology.c:342 audioreach_parse_sg_tokens() error: 
potentially dereferencing uninitialized 'sg'.
sound/soc/qcom/qdsp6/topology.c:357 audioreach_parse_sg_tokens() error: 
uninitialized symbol 'sg'.
sound/soc/qcom/qdsp6/topology.c:385 audioreach_parse_cont_tokens() error: 
potentially dereferencing uninitialized 'cont'.
sound/soc/qcom/qdsp6/topology.c:388 audioreach_parse_cont_tokens() error: 
potentially dereferencing uninitialized 'cont'.
sound/soc/qcom/qdsp6/topology.c:391 audioreach_parse_cont_tokens() error: 
potentially dereferencing uninitialized 'cont'.

vim +/sg +336 sound/soc/qcom/qdsp6/topology.c

36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  302  
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  303  static struct 
audioreach_sub_graph *audioreach_parse_sg_tokens(struct q6apm *apm,
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  304                              
                       struct snd_soc_tplg_private *private)
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  305  {
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  306      struct 
snd_soc_tplg_vendor_value_elem *sg_elem;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  307      struct 
snd_soc_tplg_vendor_array *sg_array;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  308      struct 
audioreach_graph_info *info = NULL;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  309      int graph_id, 
sub_graph_id, tkn_count = 0;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  310      struct 
audioreach_sub_graph *sg;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  311      bool found;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  312  
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  313      sg_array = 
audioreach_get_sg_array(private);
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  314      sg_elem = 
sg_array->value;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  315  
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  316      while (tkn_count <= 
(le32_to_cpu(sg_array->num_elems) - 1)) {
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  317              switch 
(le32_to_cpu(sg_elem->token)) {
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  318              case 
AR_TKN_U32_SUB_GRAPH_INSTANCE_ID:
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  319                      
sub_graph_id = le32_to_cpu(sg_elem->value);
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  320                      sg = 
audioreach_tplg_alloc_sub_graph(apm, sub_graph_id, &found);
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  321                      if 
(IS_ERR(sg)) {
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  322                              
return sg;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  323                      } else 
if (found) {
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  324                              
/* Already parsed data for this sub-graph */
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  325                              
return sg;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  326                      }
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  327                      break;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  328              case 
AR_TKN_DAI_INDEX:
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  329                      /* Sub 
graph is associated with predefined graph */
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  330                      
graph_id = le32_to_cpu(sg_elem->value);
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  331                      info = 
audioreach_tplg_alloc_graph_info(apm, graph_id, &found);
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  332                      if 
(IS_ERR(info))
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  333                              
return ERR_CAST(info);
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  334                      break;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  335              case 
AR_TKN_U32_SUB_GRAPH_PERF_MODE:
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26 @336                      
sg->perf_mode = le32_to_cpu(sg_elem->value);
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  337                      break;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  338              case 
AR_TKN_U32_SUB_GRAPH_DIRECTION:
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  339                      
sg->direction = le32_to_cpu(sg_elem->value);
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  340                      break;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  341              case 
AR_TKN_U32_SUB_GRAPH_SCENARIO_ID:
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  342                      
sg->scenario_id = le32_to_cpu(sg_elem->value);
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  343                      break;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  344              default:
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  345                      
dev_err(apm->dev, "Not a valid token %d for graph\n", sg_elem->token);
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  346                      break;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  347  
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  348              }
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  349              tkn_count++;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  350              sg_elem++;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  351      }
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  352  
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  353      /* Sub graph is 
associated with predefined graph */
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  354      if (info)
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26 @355              
audioreach_tplg_add_sub_graph(sg, info);
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  356  
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  357      return sg;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  358  }
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  359  
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  360  static struct 
audioreach_container *audioreach_parse_cont_tokens(struct q6apm *apm,
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  361                              
                         struct audioreach_sub_graph *sg,
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  362                              
                         struct snd_soc_tplg_private *private)
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  363  {
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  364      struct 
snd_soc_tplg_vendor_value_elem *cont_elem;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  365      struct 
snd_soc_tplg_vendor_array *cont_array;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  366      struct 
audioreach_container *cont;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  367      int container_id, 
tkn_count = 0;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  368      bool found = false;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  369  
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  370      cont_array = 
audioreach_get_cont_array(private);
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  371      cont_elem = 
cont_array->value;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  372  
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  373      while (tkn_count <= 
(le32_to_cpu(cont_array->num_elems) - 1)) {
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  374              switch 
(le32_to_cpu(cont_elem->token)) {
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  375              case 
AR_TKN_U32_CONTAINER_INSTANCE_ID:
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  376                      
container_id = le32_to_cpu(cont_elem->value);
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  377                      cont = 
audioreach_tplg_alloc_container(apm, sg, container_id, &found);
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  378                      if 
(IS_ERR(cont) || found)/* Error or Already parsed container data */
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  379                              
return cont;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  380                      break;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  381              case 
AR_TKN_U32_CONTAINER_CAPABILITY_ID:
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26 @382                      
cont->capability_id = le32_to_cpu(cont_elem->value);
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  383                      break;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  384              case 
AR_TKN_U32_CONTAINER_STACK_SIZE:
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  385                      
cont->stack_size = le32_to_cpu(cont_elem->value);
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  386                      break;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  387              case 
AR_TKN_U32_CONTAINER_GRAPH_POS:
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  388                      
cont->graph_pos = le32_to_cpu(cont_elem->value);
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  389                      break;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  390              case 
AR_TKN_U32_CONTAINER_PROC_DOMAIN:
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  391                      
cont->proc_domain = le32_to_cpu(cont_elem->value);
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  392                      break;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  393              default:
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  394                      
dev_err(apm->dev, "Not a valid token %d for graph\n", cont_elem->token);
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  395                      break;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  396  
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  397              }
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  398              tkn_count++;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  399              cont_elem++;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  400      }
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  401  
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26 @402      return cont;
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  403  }
36ad9bf1d93d66 Srinivas Kandagatla 2021-10-26  404  

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