linux-kernel - [PATCH AUTOSEL 4.19 143/205] scsi: qla2xxx: Check for Register disconnect

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Message-Id: <20191108113752.12502-143-sashal@kernel.org>
Date:   Fri,  8 Nov 2019 06:36:50 -0500
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Sawan Chandak <sawan.chandak@...ium.com>,
        Himanshu Madhani <himanshu.madhani@...ium.com>,
        "Martin K . Petersen" <martin.petersen@...cle.com>,
        Sasha Levin <sashal@...nel.org>, linux-scsi@...r.kernel.org
Subject: [PATCH AUTOSEL 4.19 143/205] scsi: qla2xxx: Check for Register disconnect

From: Sawan Chandak <sawan.chandak@...ium.com>

[ Upstream commit f99c5d294b3653e6ae563eaac5db5b4138afe31c ]

During adapter shutdown process check for register disconnect before
proceeding to call PCI functions.

Signed-off-by: Sawan Chandak <sawan.chandak@...ium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@...ium.com>
Signed-off-by: Martin K. Petersen <martin.petersen@...cle.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/scsi/qla2xxx/qla_os.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index bfbdec61b3c6e..cb7f4d59343f0 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -1744,6 +1744,7 @@ __qla2x00_abort_all_cmds(struct qla_qpair *qp, int res)
 				    !ha->flags.eeh_busy &&
 				    (!test_bit(ABORT_ISP_ACTIVE,
 					&vha->dpc_flags)) &&
+				    !qla2x00_isp_reg_stat(ha) &&
 				    (sp->type == SRB_SCSI_CMD)) {
 					/*
 					 * Don't abort commands in
-- 
2.20.1