qla2xxx: Remove set-but-not-used variables

Detected these variables by building with W=1.

Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Acked-by: Himanshu Madhani <himanshu.madhani@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Odin.com>

diff --cc drivers/scsi/qla2xxx/qla_attr.c
Simple merge

diff --cc drivers/scsi/qla2xxx/qla_bsg.c
Simple merge

diff --cc drivers/scsi/qla2xxx/qla_dbg.c
Simple merge

diff --cc drivers/scsi/qla2xxx/qla_init.c
Simple merge

diff --cc drivers/scsi/qla2xxx/qla_iocb.c
Simple merge

diff --cc drivers/scsi/qla2xxx/qla_isr.c
Simple merge

diff --cc drivers/scsi/qla2xxx/qla_mbx.c
Simple merge

diff --cc drivers/scsi/qla2xxx/qla_mid.c
Simple merge

diff --cc drivers/scsi/qla2xxx/qla_mr.c
Simple merge

diff --cc drivers/scsi/qla2xxx/qla_nx.c
Simple merge

diff --cc drivers/scsi/qla2xxx/qla_nx2.c
Simple merge

diff --cc drivers/scsi/qla2xxx/qla_os.c
Simple merge

diff --cc drivers/scsi/qla2xxx/qla_target.c
Simple merge

diff --cc drivers/scsi/qla2xxx/qla_tmpl.c
Simple merge