From: manish.rangankar@cavium.com <manish.rangankar@cavium.com>
Date: Fri, 19 May 2017 08:33:21 +0000 (-0700)
Subject: scsi: qedi: Fix endpoint NULL panic during recovery.
X-Git-Tag: v4.1.12-111.0.20170918_2215~11
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=89731c7fa7a5e1e766afabe17bb31f7ef446f63b;p=users%2Fjedix%2Flinux-maple.git

scsi: qedi: Fix endpoint NULL panic during recovery.

Orabug: 26759520

Signed-off-by: Manish Rangankar <manish.rangankar@cavium.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Brian Maly <brian.maly@oracle.com>
---

diff --git a/drivers/scsi/qedi/qedi_fw.c b/drivers/scsi/qedi/qedi_fw.c
index e72fd3b63c49..05db28a44227 100644
--- a/drivers/scsi/qedi/qedi_fw.c
+++ b/drivers/scsi/qedi/qedi_fw.c
@@ -1494,6 +1494,8 @@ static int qedi_send_iscsi_tmf(struct qedi_conn *qedi_conn,
 	tmf_hdr = (struct iscsi_tm *)mtask->hdr;
 	qedi_cmd = (struct qedi_cmd *)mtask->dd_data;
 	ep = qedi_conn->ep;
+	if (!ep)
+		return -ENODEV;
 
 	tid = qedi_get_task_idx(qedi);
 	if (tid == -1)