comctl32/imagelist: Use the correct allocation size for the image mask.

Reported by Petru Florin Mihancea. Signed-off-by: Alexandre Julliard <julliard@winehq.org>

comctl32/imagelist: Use the correct allocation size for the image mask.
5dd9a1f0 · Alexandre Julliard · f57246e5 · 5dd9a1f0
Commit 5dd9a1f0 authored Dec 11, 2017 by Alexandre Julliard
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imagelist.c dlls/comctl32/imagelist.c +1 -1

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--- a/dlls/comctl32/imagelist.c
+++ b/dlls/comctl32/imagelist.c
@@ -296,7 +296,7 @@ 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(), HEAP_ZERO_MEMORY, info->bmiHeader.biSizeImage )))
+        if (!(mask_bits = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, mask_info->bmiHeader.biSizeImage )))
            goto done;
        if (!GetDIBits( hdc, hbmMask, 0, height, mask_bits, mask_info, DIB_RGB_COLORS )) goto done;
    }