From 25e3bde26490b353f7d75c39e23c2152c58bde69 Mon Sep 17 00:00:00 2001
From: XYWang <xywang@taosdata.com>
Date: Fri, 28 May 2021 15:14:20 +0800
Subject: [PATCH] [TD-4384]<fix>: fixed an uninitialized bug

---
 src/plugins/http/src/httpUtil.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/plugins/http/src/httpUtil.c b/src/plugins/http/src/httpUtil.c
index 399a33954d..a8031d3fd8 100644
--- a/src/plugins/http/src/httpUtil.c
+++ b/src/plugins/http/src/httpUtil.c
@@ -237,6 +237,11 @@ void httpFreeMultiCmds(HttpContext *pContext) {
 JsonBuf *httpMallocJsonBuf(HttpContext *pContext) {
   if (pContext->jsonBuf == NULL) {
     pContext->jsonBuf = (JsonBuf *)malloc(sizeof(JsonBuf));
+    if (pContext->jsonBuf == NULL) {
+      return NULL;
+    }
+
+    memset(pContext->jsonBuf, 0, sizeof(JsonBuf));
   }
 
   if (!pContext->jsonBuf->pContext) {
-- 
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