[SCSI] lpfc 8.2.5 : Correct ndlp referencing issues

Correct ndlp referencing issues:
- Fix ndlp kref issues due to race conditions between threads
- Fix cancel els delay retry event which missed an ndlp reference count

Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index 4bae4a2ed2f1..ef061d97a222 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -1191,7 +1191,7 @@ lpfc_update_rport_devloss_tmo(struct lpfc_vport *vport)
         shost = lpfc_shost_from_vport(vport);
         spin_lock_irq(shost->host_lock);
         list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp)
-                if (ndlp->rport)
+                if (NLP_CHK_NODE_ACT(ndlp) && ndlp->rport)
                         ndlp->rport->dev_loss_tmo = vport->cfg_devloss_tmo;
         spin_unlock_irq(shost->host_lock);
 }
@@ -2384,7 +2384,8 @@ lpfc_get_node_by_target(struct scsi_target *starget)
         spin_lock_irq(shost->host_lock);
         /* Search for this, mapped, target ID */
         list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) {
-                if (ndlp->nlp_state == NLP_STE_MAPPED_NODE &&
+                if (NLP_CHK_NODE_ACT(ndlp) &&
+                    ndlp->nlp_state == NLP_STE_MAPPED_NODE &&
                     starget->id == ndlp->nlp_sid) {
                         spin_unlock_irq(shost->host_lock);
                         return ndlp;