scsi: qla2xxx: Properly extract ADISC error codes

This patch fixes issue with extraction of ADISC error codes
for decoding the error returned

Signed-off-by: Quinn Tran <quinn.tran@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
1 file changed