Save return value from amd_pci_get_num_boost_states
and remove redundant setting of *support
Signed-off-by: NSherry Hurwitz <sherry.hurwitz@amd.com>
Reviewed-by: NThomas Renninger <trenn@suse.com>
Signed-off-by: NRafael J. Wysocki <rafael.j.wysocki@intel.com>