From 869c08132c8122136ae82ae9c0a47ea962f9e816 Mon Sep 17 00:00:00 2001
From: Haojun Liao <hjliao@taosdata.com>
Date: Mon, 22 Jul 2024 15:53:10 +0800
Subject: [PATCH] fix(stream): fix exist check.

---
 source/dnode/mnode/impl/src/mndSma.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/dnode/mnode/impl/src/mndSma.c b/source/dnode/mnode/impl/src/mndSma.c
index 272897eadf..0523417f25 100644
--- a/source/dnode/mnode/impl/src/mndSma.c
+++ b/source/dnode/mnode/impl/src/mndSma.c
@@ -769,7 +769,7 @@ static int32_t mndProcessCreateSmaReq(SRpcMsg *pReq) {
   mndGetStreamNameFromSmaName(streamName, createReq.name);
 
   code = mndAcquireStream(pMnode, streamName, &pStream);
-  if (pStream != NULL || code != 0) {
+  if (pStream != NULL || code == 0) {
     mError("sma:%s, failed to create since stream:%s already exist", createReq.name, streamName);
     terrno = TSDB_CODE_MND_STREAM_ALREADY_EXIST;
     goto _OVER;