Remove use of unitialised variable xp->req_sense_length.
Remove use of unitialised variable xp->req_sense_length.

Submitted by:	Wolfgang Stanglmeier <wolf@kintaro.cologne.de>

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