fix(query): check for the handle value.

source/libs/executor/src/dataSinkMgt.c

@@ -37,10 +37,18 @@ int32_t dsCreateDataSinker(const SDataSinkNode* pDataSink, DataSinkHandle* pHand
   switch ((int)nodeType(pDataSink)) {
     case QUERY_NODE_PHYSICAL_PLAN_DISPATCH:
       return createDataDispatcher(&gDataSinkManager, pDataSink, pHandle);
-    case QUERY_NODE_PHYSICAL_PLAN_DELETE:
+    case QUERY_NODE_PHYSICAL_PLAN_DELETE: {
+      if (pParam == NULL) {
+        return TSDB_CODE_QRY_INVALID_INPUT;
+      }
       return createDataDeleter(&gDataSinkManager, pDataSink, pHandle, pParam);
-    case QUERY_NODE_PHYSICAL_PLAN_QUERY_INSERT:
+    }
+    case QUERY_NODE_PHYSICAL_PLAN_QUERY_INSERT: {
+      if (pParam == NULL) {
+        return TSDB_CODE_QRY_INVALID_INPUT;
+      }
       return createDataInserter(&gDataSinkManager, pDataSink, pHandle, pParam);
+    }
   }
 
   qError("invalid input node type:%d, %s", nodeType(pDataSink), id);

source/libs/executor/src/executor.c

@@ -469,7 +469,7 @@ int32_t qCreateExecTask(SReadHandle* readHandle, int32_t vgId, uint64_t taskId,
   if (handle) {
     void* pSinkParam = NULL;
     code = createDataSinkParam(pSubplan->pDataSink, &pSinkParam, pTaskInfo, readHandle);
-    if (code != TSDB_CODE_SUCCESS || pSinkParam == NULL) {
+    if (code != TSDB_CODE_SUCCESS) {
       qError("failed to createDataSinkParam, vgId:%d, code:%s, %s", vgId, tstrerror(code), (*pTask)->id.str);
       goto _error;
     }