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Subject[PATCH 4.15 132/146] scsi: qla2xxx: Fix NPIV host cleanup in target mode
Date
4.15-stable review patch.  If anyone has any objections, please let me know.

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

From: Sawan Chandak <sawan.chandak@cavium.com>

commit 3be63b1e1838e35ce93e83f19573e949f4b389b4 upstream.

Add check to make sure we are cleaning up global target host list only
for NPIV hosts

Fixes: bdbe24de281e2 ("scsi: qla2xxx: Cleanup NPIV host in target mode during config teardown")
Cc: <stable@vger.kernel.org> # 4.10+
Signed-off-by: Sawan Chandak <sawan.chandak@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
drivers/scsi/qla2xxx/qla_target.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)

--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -1561,8 +1561,11 @@ static void qlt_release(struct qla_tgt *

btree_destroy64(&tgt->lun_qpair_map);

- if (ha->tgt.tgt_ops && ha->tgt.tgt_ops->remove_target)
- ha->tgt.tgt_ops->remove_target(vha);
+ if (vha->vp_idx)
+ if (ha->tgt.tgt_ops &&
+ ha->tgt.tgt_ops->remove_target &&
+ vha->vha_tgt.target_lport_ptr)
+ ha->tgt.tgt_ops->remove_target(vha);

vha->vha_tgt.qla_tgt = NULL;


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