[SCSI] qla2xxx: Generalize SNS generic-services routines.

Generalize SNS generic-services routines.

Consolidate completion-status checking while adding support
for the ISP24xx.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index b201971..f3720fa 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -822,7 +822,11 @@
 		DEBUG2(printk("qla2x00_issue_iocb(%ld): failed rval 0x%x",
 		    ha->host_no,rval);)
 	} else {
-		/*EMPTY*/
+		sts_entry_t *sts_entry = (sts_entry_t *) buffer;
+
+		/* Mask reserved bits. */
+		sts_entry->entry_status &=
+		    IS_QLA24XX(ha) || IS_QLA25XX(ha) ? RF_MASK_24XX :RF_MASK;
 	}
 
 	return rval;