Pointer opregion, host and lpc are allocated and freed in
vfio_probe_igd_bar4_quirk(). Use g_autofree to automatically
free them.
Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>