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[v3,09/22] qla2xxx: Fix NPIV host cleanup in target mode

Message ID 20171204224517.3409-10-himanshu.madhani@cavium.com (mailing list archive)
State Accepted
Headers show

Commit Message

Madhani, Himanshu Dec. 4, 2017, 10:45 p.m. UTC 
From: Sawan Chandak <sawan.chandak@cavium.com>

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

diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
index 924d58f5408f..1bec8aebb7b6 100644
--- 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 *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;