[SCSI] qla2xxx: Check DFLG_NO_CABLE only on physical port.

As there is no actual cable connection on vports, made change so
that the driver checks DFLG_NO_CABLE against ha->device_flags
only for physical port.
Signed-off-by: NSeokmann Ju <seokmann.ju@qlogic.com>
Signed-off-by: NAndrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: NJames Bottomley <James.Bottomley@HansenPartnership.com>

drivers/scsi/qla2xxx/qla_os.c

@@ -2577,7 +2577,8 @@ qla2x00_timer(scsi_qla_host_t *ha)
 			set_bit(RESTART_QUEUES_NEEDED, &ha->dpc_flags);
 			start_dpc++;
 
-			if (!(ha->device_flags & DFLG_NO_CABLE)) {
+			if (!(ha->device_flags & DFLG_NO_CABLE) &&
+			    !ha->parent) {
 				DEBUG(printk("scsi(%ld): Loop down - "
 				    "aborting ISP.\n",
 				    ha->host_no));