comctl32/imagelist: Initialize the mask bits to zero in case the mask bitmap is…

comctl32/imagelist: Initialize the mask bits to zero in case the mask bitmap is smaller than the image bitmap.

comctl32/imagelist: Initialize the mask bits to zero in case the mask bitmap is…
350f0d39 · Alexandre Julliard · d81ddde2 · 350f0d39
Commit 350f0d39 authored Jun 01, 2010 by Alexandre Julliard
Hide whitespace changes
Inline Side-by-side

Showing with 2 additions and 1 deletion

imagelist.c dlls/comctl32/imagelist.c +2 -1

No files found.
--- 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;
    }