[SCSI] qla2xxx: Don't try to 'stop' firmware if already in ROM code.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

drivers/scsi/qla2xxx/qla_init.c

@@ -4153,7 +4153,7 @@ qla2x00_try_to_stop_firmware(scsi_qla_host_t *vha)
 
 	ret = qla2x00_stop_firmware(vha);
 	for (retries = 5; ret != QLA_SUCCESS && ret != QLA_FUNCTION_TIMEOUT &&
-	    retries ; retries--) {
+	    ret != QLA_INVALID_COMMAND && retries ; retries--) {
 		ha->isp_ops->reset_chip(vha);
 		if (ha->isp_ops->chip_diag(vha) != QLA_SUCCESS)
 			continue;

drivers/scsi/qla2xxx/qla_mbx.c

@@ -2477,6 +2477,8 @@ qla2x00_stop_firmware(scsi_qla_host_t *vha)
 	if (rval != QLA_SUCCESS) {
 		DEBUG2_3_11(printk("%s(%ld): failed=%x.\n", __func__,
 		    vha->host_no, rval));
+		if (mcp->mb[0] == MBS_INVALID_COMMAND)
+			rval = QLA_INVALID_COMMAND;
 	} else {
 		DEBUG11(printk("%s(%ld): done.\n", __func__, vha->host_no));
 	}