librio500 can be built with libusb support, and in CVS only supports libusb. There's no point in building the Rio500 kernel driver for an obsolete device, as it's supported in user-space, if people really want to use it.
turned off in CVS for F9/devel.
kernel-2.6.25.10-86.fc9 has been submitted as an update for Fedora 9
kernel-2.6.25.10-86.fc9 has been pushed to the Fedora 9 testing repository. If problems still persist, please make note of it in this bug report. If you want to test the update, you can install it with su -c 'yum --enablerepo=updates-testing update kernel'. You can provide feedback for this update here: http://admin.fedoraproject.org/updates/F9/FEDORA-2008-6198
kernel-2.6.25.10-86.fc9 has been pushed to the Fedora 9 stable repository. If problems still persist, please make note of it in this bug report.