[TD-3850]<fix>: fix vnode write enqueue flowctrl UAF & no response

68b3629e · Minglei Jin · c257c7ec · 68b3629e
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Showing with 4 addition and 2 deletion

src/vnode/src/vnodeWrite.c src/vnode/src/vnodeWrite.c +4 -2

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--- a/src/vnode/src/vnodeWrite.c
+++ b/src/vnode/src/vnodeWrite.c
@@ -347,9 +347,11 @@ static void vnodeFlowCtrlMsgToWQueue(void *param, void *tmrId) {
      vDebug("vgId:%d, msg:%p, write into vwqueue after flowctrl, retry:%d", pVnode->vgId, pWrite,
             pWrite->processedCount);
      pWrite->processedCount = 0;
+      void *handle = pWrite->rpcMsg.handle;
      code = vnodeWriteToWQueueImp(pWrite);
-      if (code != 0) {
+      if (code != TSDB_CODE_SUCCESS) {
-        dnodeSendRpcVWriteRsp(pWrite->pVnode, pWrite, code);
+        SRpcMsg rpcRsp = {.handle = handle, .code = code};
+        rpcSendResponse(&rpcRsp);
      }
    }
  }