From c4d55dbce5e68d0dc7d437b910e189bdf396101e Mon Sep 17 00:00:00 2001
From: tihmstar <tihmstar@gmail.com>
Date: Fri, 14 Aug 2020 13:52:07 +0200
Subject: [PATCH] check whether we own buf before freeing

---
 liboffsetfinder64/machopatchfinder64.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/liboffsetfinder64/machopatchfinder64.cpp b/liboffsetfinder64/machopatchfinder64.cpp
index e9f6306..acd1090 100644
--- a/liboffsetfinder64/machopatchfinder64.cpp
+++ b/liboffsetfinder64/machopatchfinder64.cpp
@@ -163,7 +163,10 @@ void machopatchfinder64::init(){
     
         if (tryfat) {
             printf("got fat macho with first slice at %u\n", (uint32_t) (tryfat - _buf));
-            free((void*)_buf);
+            if (_freeBuf) {
+                free((void*)_buf);
+            }
+            _freeBuf = true;
             _buf = tryfat;tryfat = NULL;
         } else {
             printf("got fat macho but failed to parse\n");