From: James Smart <james.smart@broadcom.com>
Date: Wed, 6 Jul 2016 19:35:58 +0000 (-0700)
Subject: lpfc: Reject RDP ELS if port has no login
X-Git-Tag: v4.1.12-92~2^2~109
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=4f3e875372a95b6945926ccda5ba9fe97b2c4f0e;p=users%2Fjedix%2Flinux-maple.git

lpfc: Reject RDP ELS if port has no login

Orabug: 25486030

Reject RDP ELS if port has no login

Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
(cherry picked from commit 7d9333139ec0dd7fd1ffa69ad4ab4bf701481ac9)
Signed-off-by: Brian Maly <brian.maly@oracle.com>
---

diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index 59aa904753bea..969087426628f 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -5253,6 +5253,12 @@ lpfc_els_rcv_rdp(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb,
 			 be32_to_cpu(rdp_req->nport_id_desc.nport_id),
 			 be32_to_cpu(rdp_req->nport_id_desc.length));
 
+	if (!(ndlp->nlp_flag & NLP_RPI_REGISTERED) &&
+	    !phba->cfg_enable_SmartSAN) {
+		rjt_err = LSRJT_UNABLE_TPC;
+		rjt_expl = LSEXP_PORT_LOGIN_REQ;
+		goto error;
+	}
 	if (sizeof(struct fc_rdp_nport_desc) !=
 			be32_to_cpu(rdp_req->rdp_des_length))
 		goto rjt_logerr;