[PATCH 4.18 044/171] scsi: qla2xxx: Fix driver hang when FC-NVMe LUNs are configured

[Greg Kroah-Hartman]

4.18-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Himanshu Madhani <himanshu.madhani@xxxxxxxxxx>

commit 39553065f77c297239308470ee313841f4e07db4 upstream.

This patch fixes multiple call for qla_nvme_unregister_remote_port() as part
of qlt_schedule_session_for_deletion(), Do not call it again during
qla_nvme_delete()

Fixes: e473b3074104 ("scsi: qla2xxx: Add FC-NVMe abort processing")
Cc: <stable@xxxxxxxxxxxxxxx>
Reviewed-by: Ewan D. Milne <emilne@xxxxxxxxxx>
Signed-off-by: Himanshu Madhani <himanshu.madhani@xxxxxxxxxx>
Signed-off-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
 drivers/scsi/qla2xxx/qla_nvme.c |    3 ---
 1 file changed, 3 deletions(-)

--- a/drivers/scsi/qla2xxx/qla_nvme.c
+++ b/drivers/scsi/qla2xxx/qla_nvme.c
@@ -657,9 +657,6 @@ void qla_nvme_delete(struct scsi_qla_hos
 		    __func__, fcport);
 
 		nvme_fc_set_remoteport_devloss(fcport->nvme_remote_port, 0);
-		init_completion(&fcport->nvme_del_done);
-		nvme_fc_unregister_remoteport(fcport->nvme_remote_port);
-		wait_for_completion(&fcport->nvme_del_done);
 	}
 
 	if (vha->nvme_local_port) {