Fix panic on lip and cable pull
Symptoms: Panic on lip or cable pull
Cause: Use after free of nlp in lpfc_nlp_remove()
Fix: Do not make FC transport calls after a node is removed. Transport
calls are disabled by ignoring the initial delete transition.
Signed-off-by: James Smart <James.Smart@xxxxxxxxxx>
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -1135,6 +1135,8 @@ lpfc_nlp_list(struct lpfc_hba * phba, st
switch(list) {
case NLP_NO_LIST: /* No list, just remove it */
lpfc_nlp_remove(phba, nlp);
+ /* as node removed - stop further transport calls */
+ rport_del = none;
break;
case NLP_UNUSED_LIST:
spin_lock_irq(phba->host->host_lock);
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