From efb3e6ed648fb98ee44f192a89112eb6c1fb790f Mon Sep 17 00:00:00 2001
From: root <hankai17@126.com>
Date: Sat, 21 Dec 2019 02:23:50 -0800
Subject: [PATCH] free array before return

---
 sylar/util.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sylar/util.cc b/sylar/util.cc
index dd2ce8d..18390d0 100644
--- a/sylar/util.cc
+++ b/sylar/util.cc
@@ -51,6 +51,7 @@ void Backtrace(std::vector<std::string>& bt, int size, int skip) {
     char** strings = backtrace_symbols(array, s);
     if(strings == NULL) {
         SYLAR_LOG_ERROR(g_logger) << "backtrace_synbols error";
+        free(array);
         return;
     }