| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.1 057/115] scsi: lpfc: add check for loss of ndlp when sending RRQ | Date | Mon, 17 Jun 2019 23:09:17 +0200 |
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[ Upstream commit c8cb261a072c88ca1aff0e804a30db4c7606521b ]
There was a missing qualification of a valid ndlp structure when calling to send an RRQ for an abort. Add the check.
Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com> Signed-off-by: James Smart <jsmart2021@gmail.com> Tested-by: Bart Van Assche <bvanassche@acm.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/scsi/lpfc/lpfc_els.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index fc077cb87900..965f8a1a8f67 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -7338,7 +7338,10 @@ int lpfc_send_rrq(struct lpfc_hba *phba, struct lpfc_node_rrq *rrq) { struct lpfc_nodelist *ndlp = lpfc_findnode_did(rrq->vport, - rrq->nlp_DID); + rrq->nlp_DID); + if (!ndlp) + return 1; + if (lpfc_test_rrq_active(phba, ndlp, rrq->xritag)) return lpfc_issue_els_rrq(rrq->vport, ndlp, rrq->nlp_DID, rrq); -- 2.20.1
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