Alexandre Julliard : comctl32/imagelist: Initialize the mask bits to zero in case the mask bitmap is smaller than the image bitmap .
Alexandre Julliard
julliard at winehq.org
Tue Jun 1 12:12:44 CDT 2010
Module: wine
Branch: master
Commit: 350f0d398275ceec7f17df9c5bab35d10a3b7fd4
URL: http://source.winehq.org/git/wine.git/?a=commit;h=350f0d398275ceec7f17df9c5bab35d10a3b7fd4
Author: Alexandre Julliard <julliard at winehq.org>
Date: Tue Jun 1 16:26:15 2010 +0200
comctl32/imagelist: Initialize the mask bits to zero in case the mask bitmap is smaller than the image bitmap.
---
dlls/comctl32/imagelist.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/dlls/comctl32/imagelist.c b/dlls/comctl32/imagelist.c
index f699fb3..a73b423 100644
--- a/dlls/comctl32/imagelist.c
+++ b/dlls/comctl32/imagelist.c
@@ -181,7 +181,8 @@ static BOOL add_with_alpha( HIMAGELIST himl, HDC hdc, int pos, int count,
mask_info->bmiHeader = info->bmiHeader;
mask_info->bmiHeader.biBitCount = 1;
mask_info->bmiHeader.biSizeImage = mask_width * height;
- if (!(mask_bits = HeapAlloc( GetProcessHeap(), 0, info->bmiHeader.biSizeImage ))) goto done;
+ if (!(mask_bits = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, info->bmiHeader.biSizeImage )))
+ goto done;
if (!GetDIBits( hdc, hbmMask, 0, height, mask_bits, mask_info, DIB_RGB_COLORS )) goto done;
}
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