From b6d4e98e68a8569f98345f8241032546b13888ad Mon Sep 17 00:00:00 2001
From: yihaoDeng <cyang@taosdata.com>
Date: Tue, 20 Jun 2023 13:47:46 +0800
Subject: [PATCH] fix restart crash

---
 source/libs/stream/src/streamBackendRocksdb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/libs/stream/src/streamBackendRocksdb.c b/source/libs/stream/src/streamBackendRocksdb.c
index 151edbdaf0..4646af641f 100644
--- a/source/libs/stream/src/streamBackendRocksdb.c
+++ b/source/libs/stream/src/streamBackendRocksdb.c
@@ -1026,8 +1026,8 @@ int streamStateGetCfIdx(SStreamState* pState, const char* funcName) {
       break;
     }
   }
-  SBackendCfWrapper* wrapper = pState->pTdbState->pBackendCfWrapper;
   if (pState != NULL && idx != -1) {
+    SBackendCfWrapper*              wrapper = pState->pTdbState->pBackendCfWrapper;
     rocksdb_column_family_handle_t* cf = NULL;
     taosThreadRwlockRdlock(&wrapper->rwLock);
     cf = wrapper->pHandle[idx];