This patch adds support in unusual_devs.h for the ISD-300 USB controller
used in CD-ROM enclosures.

With it, since 2.6.0 it allowed me to move gigabytes of data and worked
without a hitch.
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>