From 532189d66247624b9e76c6508e89fed83c4d6997 Mon Sep 17 00:00:00 2001
From: shenglian zhou <slzhou@taosdata.com>
Date: Sat, 12 Nov 2022 19:42:49 +0800
Subject: [PATCH] fix: fix asan error of leaked memory

---
 source/libs/function/src/udfd.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/source/libs/function/src/udfd.c b/source/libs/function/src/udfd.c
index 088aa62248..f5682b69bf 100644
--- a/source/libs/function/src/udfd.c
+++ b/source/libs/function/src/udfd.c
@@ -864,6 +864,7 @@ void udfdCtrlAllocBufCb(uv_handle_t *handle, size_t suggested_size, uv_buf_t *bu
 void udfdCtrlReadCb(uv_stream_t *q, ssize_t nread, const uv_buf_t *buf) {
   if (nread < 0) {
     fnError("udfd ctrl pipe read error. %s", uv_err_name(nread));
+    taosMemoryFree(buf->base);
     uv_close((uv_handle_t *)q, NULL);
     uv_stop(global.loop);
     return;