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path: root/drivers/scsi/lpfc/lpfc_sli.c
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Diffstat (limited to 'drivers/scsi/lpfc/lpfc_sli.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_sli.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index a1ed6b104f2d..aefe16c6fe5c 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -13625,9 +13625,15 @@ lpfc_sli4_sp_handle_mbox_event(struct lpfc_hba *phba, struct lpfc_mcqe *mcqe)
if (mcqe_status == MB_CQE_STATUS_SUCCESS) {
mp = (struct lpfc_dmabuf *)(pmb->ctx_buf);
ndlp = (struct lpfc_nodelist *)pmb->ctx_ndlp;
- /* Reg_LOGIN of dflt RPI was successful. Now lets get
- * RID of the PPI using the same mbox buffer.
+
+ /* Reg_LOGIN of dflt RPI was successful. Mark the
+ * node as having an UNREG_LOGIN in progress to stop
+ * an unsolicited PLOGI from the same NPortId from
+ * starting another mailbox transaction.
*/
+ spin_lock_irqsave(&ndlp->lock, iflags);
+ ndlp->nlp_flag |= NLP_UNREG_INP;
+ spin_unlock_irqrestore(&ndlp->lock, iflags);
lpfc_unreg_login(phba, vport->vpi,
pmbox->un.varWords[0], pmb);
pmb->mbox_cmpl = lpfc_mbx_cmpl_dflt_rpi;