linux-kernel - [PATCH 4.9 162/199] scsi: qla2xxx: Fix session lookup in qlt_abort

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Date:   Thu, 19 Dec 2019 19:34:04 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Himanshu Madhani <hmadhani@...vell.com>,
        Bart Van Assche <bvanassche@....org>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.9 162/199] scsi: qla2xxx: Fix session lookup in qlt_abort_work()

From: Bart Van Assche <bvanassche@....org>

[ Upstream commit ac452b8e79320c9e90c78edf32ba2d42431e4daf ]

Pass the correct session ID to find_sess_by_s_id() instead of passing an
uninitialized variable.

Cc: Himanshu Madhani <hmadhani@...vell.com>
Fixes: 2d70c103fd2a ("[SCSI] qla2xxx: Add LLD target-mode infrastructure for >= 24xx series") # v3.5.
Signed-off-by: Bart Van Assche <bvanassche@....org>
Tested-by: Himanshu Madhani <hmadhani@...vell.com>
Reviewed-by: Himanshu Madhani <hmadhani@...vell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@...cle.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/scsi/qla2xxx/qla_target.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
index d13e91e164258..3b20cf8b161e4 100644
--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -5893,7 +5893,6 @@ static void qlt_abort_work(struct qla_tgt *tgt,
 	struct qla_hw_data *ha = vha->hw;
 	struct qla_tgt_sess *sess = NULL;
 	unsigned long flags = 0, flags2 = 0;
-	uint32_t be_s_id;
 	uint8_t s_id[3];
 	int rc;
 
@@ -5906,8 +5905,7 @@ static void qlt_abort_work(struct qla_tgt *tgt,
 	s_id[1] = prm->abts.fcp_hdr_le.s_id[1];
 	s_id[2] = prm->abts.fcp_hdr_le.s_id[0];
 
-	sess = ha->tgt.tgt_ops->find_sess_by_s_id(vha,
-	    (unsigned char *)&be_s_id);
+	sess = ha->tgt.tgt_ops->find_sess_by_s_id(vha, s_id);
 	if (!sess) {
 		spin_unlock_irqrestore(&ha->tgt.sess_lock, flags2);
 
-- 
2.20.1