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gdi32: Prevent integer overflow in CreateBitmapIndirect.

This commit is contained in:
Lei Zhang 2008-12-16 18:24:29 -08:00 committed by Alexandre Julliard
parent e742dbb722
commit 6d790d6ed0
1 changed files with 1 additions and 1 deletions
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2
dlls/gdi32/bitmap.c
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@ -274,7 +274,7 @@ HBITMAP WINAPI CreateBitmapIndirect( const BITMAP *bmp )
/* Windows ignores the provided bm.bmWidthBytes */
bm.bmWidthBytes = BITMAP_GetWidthBytes( bm.bmWidth, bm.bmBitsPixel );
/* XP doesn't allow to create bitmaps larger than 128 Mb */
if (bm.bmHeight * bm.bmWidthBytes > 128 * 1024 * 1024)
if (bm.bmHeight > 128 * 1024 * 1024 / bm.bmWidthBytes)
{
SetLastError( ERROR_NOT_ENOUGH_MEMORY );
return 0;