From 392dc35102b243de5ee847b0276ed8e172702df1 Mon Sep 17 00:00:00 2001
From: Jinqing Kuang <kuangjinqingcn@gmail.com>
Date: Fri, 30 Aug 2024 15:33:54 +0800
Subject: [PATCH] fix(query)[TD-31798]: Cleanup temporary object on array
 append failure

---
 source/dnode/vnode/src/tsdb/tsdbFS2.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/source/dnode/vnode/src/tsdb/tsdbFS2.c b/source/dnode/vnode/src/tsdb/tsdbFS2.c
index 7e79a618a8..24916bf47c 100644
--- a/source/dnode/vnode/src/tsdb/tsdbFS2.c
+++ b/source/dnode/vnode/src/tsdb/tsdbFS2.c
@@ -1020,7 +1020,10 @@ int32_t tsdbFSCreateRefSnapshotWithoutLock(STFileSystem *fs, TFileSetArray **fse
     if (code) break;
 
     code = TARRAY2_APPEND(fsetArr[0], fset1);
-    if (code) break;
+    if (code) {
+      tsdbTFileSetClear(&fset1);
+      break;
+    }
   }
 
   if (code) {
@@ -1219,4 +1222,4 @@ int32_t tsdbFinishTaskOnFileSet(STsdb *tsdb, int32_t fid) {
   }
 
   return 0;
-}
\ No newline at end of file
+}