scsi: qla2xxx: Fix NPIV instantiation after FW dump

NPIV re-enable code was blocked after FW had been initialized.  The
blocking check was too broad. Reduce the check to make sure if FW is
initialized or not.

Link: https://lore.kernel.org/r/20200226224022.24518-14-hmadhani@marvell.comSigned-off-by: Himanshu Madhani <hmadhani@marvell.com>
Signed-off-by: Quinn Tran <qutran@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/qla2xxx/qla_mbx.c

@@ -1387,7 +1387,7 @@ qla2x00_issue_iocb_timeout(scsi_qla_host_t *vha, void *buffer,
 	mbx_cmd_t	mc;
 	mbx_cmd_t	*mcp = &mc;
 
-	if (qla2x00_chip_is_down(vha))
+	if (!vha->hw->flags.fw_started)
 		return QLA_INVALID_COMMAND;
 
 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1038,