fix coverity san issues

source/dnode/vnode/src/tq/tqSink.c

@@ -337,6 +337,7 @@ void tqSinkToTablePipeline(SStreamTask* pTask, void* vnode, int64_t ver, void* d
           tagArray = taosArrayInit(1, sizeof(STagVal));
           if (!tagArray) {
             tdDestroySVCreateTbReq(pCreateTbReq);
+            taosMemoryFreeClear(pCreateTbReq);
             goto _end;
           }
           STagVal tagVal = {
@@ -352,6 +353,7 @@ void tqSinkToTablePipeline(SStreamTask* pTask, void* vnode, int64_t ver, void* d
           tagArray = taosArrayDestroy(tagArray);
           if (pTag == NULL) {
             tdDestroySVCreateTbReq(pCreateTbReq);
+            taosMemoryFreeClear(pCreateTbReq);
             terrno = TSDB_CODE_OUT_OF_MEMORY;
             goto _end;
           }

source/libs/stream/src/stream.c

@@ -74,7 +74,6 @@ void streamSchedByTimer(void* param, void* tmrId) {
     atomic_store_8(&pTask->triggerStatus, TASK_TRIGGER_STATUS__INACTIVE);
 
     if (tAppendDataToInputQueue(pTask, (SStreamQueueItem*)trigger) < 0) {
-      taosFreeQitem(trigger);
       taosTmrReset(streamSchedByTimer, (int32_t)pTask->triggerParam, pTask, streamEnv.timer, &pTask->timer);
       return;
     }

source/libs/stream/src/tstreamFileState.c

@@ -355,7 +355,7 @@ int32_t flushSnapshot(SStreamFileState* pFileState, SStreamSnapshot* pSnapshot,
     SRowBuffPos* pPos = *(SRowBuffPos**)pNode->data;
     ASSERT(pPos->pRowBuff && pFileState->rowSize > 0);
     if (streamStateGetBatchSize(batch) >= BATCH_LIMIT) {
-      code = streamStatePutBatch_rocksdb(pFileState->pFileStore, batch);
+      streamStatePutBatch_rocksdb(pFileState->pFileStore, batch);
       streamStateClearBatch(batch);
     }
 
@@ -364,7 +364,7 @@ int32_t flushSnapshot(SStreamFileState* pFileState, SStreamSnapshot* pSnapshot,
     qDebug("===stream===put %" PRId64 " to disc, res %d", sKey.key.ts, code);
   }
   if (streamStateGetBatchSize(batch) > 0) {
-    code = streamStatePutBatch_rocksdb(pFileState->pFileStore, batch);
+    streamStatePutBatch_rocksdb(pFileState->pFileStore, batch);
   }
   streamStateClearBatch(batch);
 
@@ -376,7 +376,7 @@ int32_t flushSnapshot(SStreamFileState* pFileState, SStreamSnapshot* pSnapshot,
       int32_t len = 0;
       sprintf(keyBuf, "%s:%" PRId64 "", taskKey, ((SStreamState*)pFileState->pFileStore)->checkPointId);
       streamFileStateEncode(&pFileState->flushMark, &valBuf, &len);
-      code = streamStatePutBatch(pFileState->pFileStore, "default", batch, keyBuf, valBuf, len, 0);
+      streamStatePutBatch(pFileState->pFileStore, "default", batch, keyBuf, valBuf, len, 0);
       taosMemoryFree(valBuf);
     }
     {
@@ -480,7 +480,7 @@ int32_t recoverSnapshot(SStreamFileState* pFileState) {
       break;
     }
     memcpy(pNewPos->pRowBuff, pVal, pVLen);
-    code = tSimpleHashPut(pFileState->rowBuffMap, pNewPos->pKey, pFileState->rowSize, &pNewPos, POINTER_BYTES);
+    code = tSimpleHashPut(pFileState->rowBuffMap, pNewPos->pKey, pFileState->keyLen, &pNewPos, POINTER_BYTES);
     if (code != TSDB_CODE_SUCCESS) {
       destroyRowBuffPos(pNewPos);
       break;