[WIN32K] Fix 64 bit issues (#420)

[reactos.git] / win32ss / gdi / ntgdi / dibobj.c

diff --git a/win32ss/gdi/ntgdi/dibobj.c b/win32ss/gdi/ntgdi/dibobj.c
index 9a3d848..f935bc5 100644 (file)
--- a/win32ss/gdi/ntgdi/dibobj.c
+++ b/win32ss/gdi/ntgdi/dibobj.c
@@ -1814,7 +1814,7 @@ DIB_CreateDIBSection(
         if (mapBits) bm.bmBits = (char *)mapBits + (offset - mapOffset);
     }
     else if (ovr_pitch && offset)
-        bm.bmBits = (LPVOID) offset;
+        bm.bmBits = UlongToPtr(offset);
     else
     {
         offset = 0;