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authorJames Smart <jsmart2021@gmail.com>2019-05-06 17:26:49 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-06-22 08:17:19 +0200
commit6eb60cfbd65bf82b43e6bf19aa1edb02503c343d (patch)
tree7d777fdfd28ca78614f00e0edb947a0857422585
parent32f99125fe6227128ec4e8996884db74b9dc3062 (diff)
scsi: lpfc: add check for loss of ndlp when sending RRQ
[ 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>
-rw-r--r--drivers/scsi/lpfc/lpfc_els.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index 4905455bbfc7..b5be4df05733 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -6789,7 +6789,10 @@ 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);