gdi32: Fix handling of bitmap header size for V4/V5 bitmaps.

diff --git a/dlls/gdi32/dib.c b/dlls/gdi32/dib.c
index eebc321765fd0fa8b31fafe8910b47ac852fb03a..1b34a341043649e6521ec5181f05623b4ec2554e 100644 (file)
--- a/dlls/gdi32/dib.c
+++ b/dlls/gdi32/dib.c
@@ -139,7 +139,7 @@ int bitmap_info_size( const BITMAPINFO * info, WORD coloruse )
         if (!colors && (info->bmiHeader.biBitCount <= 8))
             colors = 1 << info->bmiHeader.biBitCount;
         if (info->bmiHeader.biCompression == BI_BITFIELDS) masks = 3;
-        return sizeof(BITMAPINFOHEADER) + masks * sizeof(DWORD) + colors *
+        return info->bmiHeader.biSize + masks * sizeof(DWORD) + colors *
                ((coloruse == DIB_RGB_COLORS) ? sizeof(RGBQUAD) : sizeof(WORD));
     }
 }