scsi: hisi_sas: fail tmf task prep when port detached

When the port is detached we cannot execute a TMF, as there can be no
device attached to the port.

Signed-off-by: John Garry <john.garry@huawei.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c
index 280a19d..73f581f 100644 (file)
--- a/drivers/scsi/hisi_sas/hisi_sas_main.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_main.c
@@ -204,7 +204,7 @@ static int hisi_sas_task_prep(struct sas_task *task, struct hisi_hba *hisi_hba,
                return rc;
        }
        port = device->port->lldd_port;
-       if (port && !port->port_attached && !tmf) {
+       if (port && !port->port_attached) {
                if (sas_protocol_ata(task->task_proto)) {
                        struct task_status_struct *ts = &task->task_status;