From: Quinn Tran <quinn.tran@cavium.com>
Date: Thu, 24 Jan 2019 23:23:45 -0800
Subject: [PATCH] scsi: qla2xxx: allow session delete to finish before create.
Git-commit: 1021f0bc2f3d6ac80a33aac0059dce8fd1622235
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git
Patch-mainline: Queued in subsystem maintainer repository
References: bsc#1124541

This patch flushes del_work and free_work while sending NACK response for
PRLI

Signed-off-by: Quinn Tran <quinn.tran@cavium.com>
Signed-off-by: Himanshu Madhani <hmadhani@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Hannes Reinecke <hare@suse.com>
---
 drivers/scsi/qla2xxx/qla_target.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
index 7f5b1156ea8c..6b8c655d9eb4 100644
--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -684,6 +684,9 @@ void qla24xx_do_nack_work(struct scsi_qla_host *vha, struct qla_work_evt *e)
 
 	switch (e->u.nack.type) {
 	case SRB_NACK_PRLI:
+		t = e->u.nack.fcport;
+		flush_work(&t->del_work);
+		flush_work(&t->free_work);
 		mutex_lock(&vha->vha_tgt.tgt_mutex);
 		t = qlt_create_sess(vha, e->u.nack.fcport, 0);
 		mutex_unlock(&vha->vha_tgt.tgt_mutex);
-- 
2.16.4