From 9a82f3521bf40d6e264d1074215a8b7164d52ca1 Mon Sep 17 00:00:00 2001
From: shenglian zhou <slzhou@taosdata.com>
Date: Sun, 9 Oct 2022 10:55:38 +0800
Subject: [PATCH] fix: fix coverity scan issues

---
 source/libs/function/src/udfd.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/source/libs/function/src/udfd.c b/source/libs/function/src/udfd.c
index 8ff0dc15a5..14e358ea00 100644
--- a/source/libs/function/src/udfd.c
+++ b/source/libs/function/src/udfd.c
@@ -959,8 +959,8 @@ int32_t udfdInitResidentFuncs() {
   char* pSave = tsUdfdResFuncs;
   char* token;
   while ((token = strtok_r(pSave, ",", &pSave)) != NULL) {
-    char func[TSDB_FUNC_NAME_LEN] = {0};
-    strncpy(func, token, sizeof(func));
+    char func[TSDB_FUNC_NAME_LEN+1] = {0};
+    strncpy(func, token, TSDB_FUNC_NAME_LEN);
     taosArrayPush(global.residentFuncs, func);
   }