Merge "Floss: filter unexpected cancel discovery from UI" am: ea4b7a08

    }

    fn cancel_discovery(&self) -> bool {

        // Reject the cancel discovery request if the underlying stack is not in a discovering

        // state. For example, previous start discovery was enqueued for ongoing discovery.

        if !self.is_discovering {

            debug!("Reject cancel_discovery as it's not in discovering state.");

            return false;

        }

        self.intf.lock().unwrap().cancel_discovery() == 0

    }