fix(query): fix syntax error.

source/libs/executor/src/exchangeoperator.c

@@ -75,11 +75,9 @@ static void concurrentlyLoadRemoteDataImpl(SOperatorInfo* pOperator, SExchangeIn
   }
 
   while (1) {
-    int32_t v = 0;
-    sem_getvalue(&pExchangeInfo->ready, &v);
-    qDebug("prepare wait for ready, sem:(%d,%p), %p, %s", v, (void*)pExchangeInfo->ready.__align, pExchangeInfo, GET_TASKID(pTaskInfo));
-
+    qDebug("prepare wait for ready, %p, %s", pExchangeInfo, GET_TASKID(pTaskInfo));
     tsem_wait(&pExchangeInfo->ready);
+
     if (isTaskKilled(pTaskInfo)) {
       longjmp(pTaskInfo->env, TSDB_CODE_TSC_QUERY_CANCELLED);
     }
@@ -372,9 +370,6 @@ int32_t loadRemoteDataCallback(void* param, SDataBuf* pMsg, int32_t code) {
   int32_t          index = pWrapper->sourceIndex;
   SSourceDataInfo* pSourceDataInfo = taosArrayGet(pExchangeInfo->pSourceDataInfo, index);
 
-  int32_t v = 0, v1 = 0;
-  sem_getvalue(&pExchangeInfo->ready, &v);
-
   if (code == TSDB_CODE_SUCCESS) {
     pSourceDataInfo->pRsp = pMsg->pData;
 
@@ -386,22 +381,23 @@ int32_t loadRemoteDataCallback(void* param, SDataBuf* pMsg, int32_t code) {
     pRsp->numOfBlocks = htonl(pRsp->numOfBlocks);
 
     ASSERT(pRsp != NULL);
-    qDebug("%s fetch rsp received, index:%d, blocks:%d, rows:%d, sem:(%d,%p), %p", pSourceDataInfo->taskId, index, pRsp->numOfBlocks,
-           pRsp->numOfRows, v, (void*)pExchangeInfo->ready.__align, pExchangeInfo);
+    qDebug("%s fetch rsp received, index:%d, blocks:%d, rows:%d, %p", pSourceDataInfo->taskId, index, pRsp->numOfBlocks,
+           pRsp->numOfRows, pExchangeInfo);
   } else {
     taosMemoryFree(pMsg->pData);
     pSourceDataInfo->code = code;
-    qDebug("%s fetch rsp received, index:%d, error:%s, sem:(%d,%p), %p", pSourceDataInfo->taskId, index, tstrerror(code), v,
-           (void*) pExchangeInfo->ready.__align, pExchangeInfo);
+    qDebug("%s fetch rsp received, index:%d, error:%s, %p", pSourceDataInfo->taskId, index, tstrerror(code), pExchangeInfo);
   }
 
   pSourceDataInfo->status = EX_SOURCE_DATA_READY;
-
   code = tsem_post(&pExchangeInfo->ready);
-  ASSERT(code == TSDB_CODE_SUCCESS);
+  if (code != TSDB_CODE_SUCCESS) {
+    code = TAOS_SYSTEM_ERROR(code);
+    qError("failed to invoke post when fetch rsp is ready, code:%s, %p", tstrerror(code), pExchangeInfo);
+  }
 
   taosReleaseRef(exchangeObjRefPool, pWrapper->exchangeId);
-  return TSDB_CODE_SUCCESS;
+  return code;
 }
 
 int32_t doSendFetchDataRequest(SExchangeInfo* pExchangeInfo, SExecTaskInfo* pTaskInfo, int32_t sourceIndex) {
@@ -566,9 +562,6 @@ int32_t prepareConcurrentlyLoad(SOperatorInfo* pOperator) {
   pOperator->status = OP_RES_TO_RETURN;
   pOperator->cost.openCost = taosGetTimestampUs() - startTs;
 
-  int32_t value = 0;
-  sem_getvalue(&pExchangeInfo->ready, &value);
-
   tsem_wait(&pExchangeInfo->ready);
   if (isTaskKilled(pTaskInfo)) {
     longjmp(pTaskInfo->env, TSDB_CODE_TSC_QUERY_CANCELLED);