eap_method::deinit_for_reauth field

deinit_for_reauth - Release data that is not needed for fast re-auth @sm: Pointer to EAP state machine allocated with eap_peer_sm_init() @priv: Pointer to private EAP method data from eap_method::init() This function is an optional handler that only EAP methods supporting fast re-authentication need to implement. This is called when authentication has been completed and EAP state machine is requesting that enough state information is maintained for fast re-authentication