Huw Davies : gdi32: Don' t overrun the current scanline while copying a glyph's bitmap.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: a643337c266c64bd55ec32bed74703409a629a51
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=a643337c266c64bd55ec32bed7...

Author: Huw Davies 
Date:   Tue Apr  8 12:19:31 2008 +0100

gdi32: Don't overrun the current scanline while copying a glyph's bitmap.

---

dlls/gdi32/freetype.c |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)

diff --git a/dlls/gdi32/freetype.c b/dlls/gdi32/freetype.c
index b00bc71..aeb9c7d 100644
--- a/dlls/gdi32/freetype.c
+++ b/dlls/gdi32/freetype.c
@@ -4384,7 +4384,12 @@ DWORD WineEngGetGlyphOutline(GdiFont *incoming_font, UINT glyph, UINT format,
             INT x;
             while(h--) {
                 for(x = 0; x < pitch; x++)
-                    dst[x] = (src[x / 8] & (1 << ( (7 - (x % 8))))) ? 0xff : 0;
+                {
+                    if(x < ft_face->glyph->bitmap.width)
+                        dst[x] = (src[x / 8] & (1 << ( (7 - (x % 8))))) ? 0xff : 0;
+                    else
+                        dst[x] = 0;
+                }
                 src += ft_face->glyph->bitmap.pitch;
                 dst += pitch;
             }