From 2d20b42588720d6c7ec9f03ea22d19a6991969ee Mon Sep 17 00:00:00 2001
From: Shuduo Sang <sangshuduo@gmail.com>
Date: Mon, 26 Jul 2021 09:51:49 +0800
Subject: [PATCH] Hotfix/sangshuduo/td 3197 taosdemo coverity scan for master
 (#7013)

* [TD-3197]<fix>: taosdemo and taosdump coverity scan issues.

* exit if read sample file failed.

* fix converity scan issue.

* fix coverity scan issue.

* fix coverity scan memory leak.

Co-authored-by: Shuduo Sang <sdsang@taosdata.com>
---
 src/kit/taosdemo/taosdemo.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/kit/taosdemo/taosdemo.c b/src/kit/taosdemo/taosdemo.c
index 9055f77c8a..ed3ebed7ae 100644
--- a/src/kit/taosdemo/taosdemo.c
+++ b/src/kit/taosdemo/taosdemo.c
@@ -5920,14 +5920,15 @@ static int32_t prepareStbStmt(
 
         if (-1 == prepareStbStmtBind(
                     tagsArray, stbInfo, tagRand, -1, -1, false /* is tag */)) {
-            free(tagsArray);
+            tmfree(tagsValBuf);
+            tmfree(tagsArray);
             return -1;
         }
 
         ret = taos_stmt_set_tbname_tags(stmt, tableName, (TAOS_BIND *)tagsArray);
 
         tmfree(tagsValBuf);
-        tmfree((char *)tagsArray);
+        tmfree(tagsArray);
     } else {
         ret = taos_stmt_set_tbname(stmt, tableName);
     }
-- 
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