scsi: lpfc: add check for loss of ndlp when sending RRQ

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>

1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index c8fb0b455f2a..5ac4f8d76b91 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -7334,7 +7334,10 @@ 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);