From: Magnus Olsen <magnus@greatlord.com>
Date: Thu, 29 Dec 2005 14:15:36 +0000 (+0000)
Subject: PALETTE_SetMapping do not write the palette color to NULL pointer.
X-Git-Tag: backups/expat-rbuild@40467~716
X-Git-Url: https://git.reactos.org/?p=reactos.git;a=commitdiff_plain;h=abe5168d1c337a762886d5a72c00e3bc9adec0c4

PALETTE_SetMapping do not write the palette color to NULL pointer.


svn path=/trunk/; revision=20424
---

diff --git a/reactos/subsys/win32k/objects/palette.c b/reactos/subsys/win32k/objects/palette.c
index 4ae9d9902b4..d557fac8ee1 100644
--- a/reactos/subsys/win32k/objects/palette.c
+++ b/reactos/subsys/win32k/objects/palette.c
@@ -329,7 +329,10 @@ INT STDCALL PALETTE_SetMapping(PALOBJ *palPtr, UINT uStart, UINT uNum, BOOL mapO
         }
 
         if( !prevMapping || palPtr->mapping[uStart] != index ) iRemapped++;
-        palPtr->mapping[uStart] = index;
+        if (palPtr->mapping != NULL)            
+        {
+            palPtr->mapping[uStart] = index;
+        }
 
   }
   return iRemapped;