4.9-stable review patch.  If anyone has any objections, please let me know.

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

From: Johannes Thumshirn <[email protected]>


[ Upstream commit 8667f515952feefebb3c0f8d9a9266c91b101a46 ]

Set the elsiocb contexts to NULL after freeing as others depend on it.

Signed-off-by: Johannes Thumshirn <[email protected]>
Acked-by: Dick Kennedy <[email protected]>
Signed-off-by: Martin K. Petersen <[email protected]>
Signed-off-by: Sasha Levin <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
 drivers/scsi/lpfc/lpfc_els.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -3590,12 +3590,14 @@ lpfc_els_free_iocb(struct lpfc_hba *phba
                } else {
                        buf_ptr1 = (struct lpfc_dmabuf *) elsiocb->context2;
                        lpfc_els_free_data(phba, buf_ptr1);
+                       elsiocb->context2 = NULL;
                }
        }
 
        if (elsiocb->context3) {
                buf_ptr = (struct lpfc_dmabuf *) elsiocb->context3;
                lpfc_els_free_bpl(phba, buf_ptr);
+               elsiocb->context3 = NULL;
        }
        lpfc_sli_release_iocbq(phba, elsiocb);
        return 0;


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