From d458545cce87bd97178ae34d5cb96f65ab831c7d Mon Sep 17 00:00:00 2001
From: localvar <localvar@hotmail.com>
Date: Mon, 18 Nov 2019 06:29:11 +0000
Subject: [PATCH] fix TBASE-1176

---
 src/util/src/ttimer.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/util/src/ttimer.c b/src/util/src/ttimer.c
index 9dad1e4e1e..a1a356b13b 100644
--- a/src/util/src/ttimer.c
+++ b/src/util/src/ttimer.c
@@ -549,7 +549,9 @@ void* taosTmrInit(int maxNumOfTmrs, int resolution, int longest, const char* lab
 
 void taosTmrCleanUp(void* handle) {
   tmr_ctrl_t* ctrl = (tmr_ctrl_t*)handle;
-  assert(ctrl != NULL && ctrl->label[0] != 0);
+  if (ctrl == NULL || ctrl->label[0] == 0) {
+    return;
+  }
 
   tmrTrace("%s timer controller is cleaned up.", ctrl->label);
   ctrl->label[0] = 0;