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winex11: Fix X11DRV_DIB_GetImageBits() when target bitmaps are larger than fetched.
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@ -3618,7 +3618,11 @@ static int X11DRV_DIB_GetImageBits( const X11DRV_DIB_IMAGEBITS_DESCR *descr )
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}
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#ifdef HAVE_LIBXXSHM
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if (descr->image && descr->useShm)
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/* We must not call XShmGetImage() with a bitmap which is bigger than the avilable area.
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If we do, XShmGetImage() will fail (X exception), as it checks for this internally. */
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if((descr->image && descr->useShm) && (bmpImage->width <= (descr->width - descr->xSrc))
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&& (bmpImage->height <= (descr->height - descr->ySrc)))
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{
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int saveRed, saveGreen, saveBlue;
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