Make sure the bsd_urb_list gets initialised and that new URB's are queued at the end of the list.
Make sure the bsd_urb_list gets initialised and that new URB's are queued at
the end of the list.

Submitted by:	Hans Petter Selasky

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase