From 37121e15741525cd69c5d275f07ef18ecc7f2a90 Mon Sep 17 00:00:00 2001
From: Thomas Bernard <miniupnp@free.fr>
Date: Tue, 24 Mar 2020 00:18:32 +0100
Subject: [PATCH] tiffdump: avoid unaligned memory access

fixes #143
fixes #144
---
 tools/tiffdump.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/tiffdump.c b/tools/tiffdump.c
index 4cdcda0c..8d9b6a73 100644
--- a/tools/tiffdump.c
+++ b/tools/tiffdump.c
@@ -451,7 +451,7 @@ ReadDirectory(int fd, unsigned int ix, uint64 off)
 			{
 				datafits = 0;
 				datamem = NULL;
-				dataoffset = *(uint64*)dp;
+				memcpy(&dataoffset, dp, sizeof(uint64));
 				if (swabflag)
 					TIFFSwabLong8(&dataoffset);
 			}