From 993f9f2419daa2c0ecccc56630fcfcdba3fabf49 Mon Sep 17 00:00:00 2001
From: Bryan Biedenkapp <gatekeep@gmail.com>
Date: Thu, 24 Feb 2022 16:36:51 -0500
Subject: [PATCH] attempt to fix double free;

---
 p25/data/DataBlock.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/p25/data/DataBlock.cpp b/p25/data/DataBlock.cpp
index 0ed986f8..d7da3a49 100644
--- a/p25/data/DataBlock.cpp
+++ b/p25/data/DataBlock.cpp
@@ -61,7 +61,9 @@ DataBlock::DataBlock() :
 /// </summary>
 DataBlock::~DataBlock()
 {
-    delete[] m_data;
+    if (m_data != NULL) {
+        delete[] m_data;
+    }
 }
 
 /// <summary>