call XShmDetach to allow X server to free shared memory
Fixes: bcd80be49a8260c2233d "drisw/glx: use XShm if possible"
Signed-off-by: Ray Zhang <zhanglei002@gmail.com>
Reviewed-by: Dave Airlie <airlied@redhat.com>
if (pdp->ximage)
XDestroyImage(pdp->ximage);
if (pdp->ximage)
XDestroyImage(pdp->ximage);
+ if (pdp->shminfo.shmid > 0)
+ XShmDetach(dpy, &pdp->shminfo);
+
free(pdp->visinfo);
XFreeGC(dpy, pdp->gc);
free(pdp->visinfo);
XFreeGC(dpy, pdp->gc);