* hw/kdrive/ephyr/ephyrdri.c:
(ephyrDRIGetDrawableInfo): force the back clipping rects
to equal the front clipping rects.
* hw/kdrive/ephyr/ephyrdriext.c:
(ProcXF86DRIGetDrawableInfo): properly overclip the clipping rects we
got from the client. This bug fixes a clipping rect that was too
small in height, basically. Also fix a possible mem corruption.
* hw/kdrive/ephyr/hostx.c:
(hostx_set_window_geometry): remove a useless XSync