From 70b8c095f82ba1e26c07638fcf1357cb14d3a691 Mon Sep 17 00:00:00 2001
From: Thomas Bernard <miniupnp@free.fr>
Date: Mon, 9 Mar 2020 09:08:07 +0100
Subject: [PATCH] contrib/win_dib/tiff2dib: fix Uninitialized variable: lpBits

fixes #52
http://bugzilla.maptools.org/show_bug.cgi?id=2469
---
 contrib/win_dib/tiff2dib.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/contrib/win_dib/tiff2dib.c b/contrib/win_dib/tiff2dib.c
index 475ef304..2fa2de69 100644
--- a/contrib/win_dib/tiff2dib.c
+++ b/contrib/win_dib/tiff2dib.c
@@ -106,6 +106,8 @@ HDIB LoadTIFFinDIB(LPSTR lpFileName)
           
     if (lpDIB)
        lpBits = FindDIBBits((LPSTR) lpDIB);
+    else
+       lpBits = NULL;
 
     //In the tiff file the lines are save from up to down 
 	//In a DIB the lines must be save from down to up