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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Hannes Reinecke <hare@suse.com>,
        Johannes Thumshirn <jthumshirn@suse.de>,
        Ondrey Zary <linux@rainbow-software.org>,
        Finn Thain <fthain@telegraphics.com.au>,
        "Martin K. Petersen" <martin.petersen@oracle.com>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 4.9 134/222] scsi: NCR5380: Clear all unissued commands on host reset
Date:   Fri, 22 Nov 2019 11:27:54 +0100
Message-Id: <20191122100912.598230520@linuxfoundation.org>
In-Reply-To: <20191122100830.874290814@linuxfoundation.org>
References: <20191122100830.874290814@linuxfoundation.org>
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From: Hannes Reinecke <hare@suse.com>

[ Upstream commit 1aeeeed7f03c576f096eede7b0384f99a98f588c ]

When doing a host reset we should be clearing all outstanding commands, not
just the command triggering the reset.

[mkp: adjusted Hannes' SoB address]

Signed-off-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Cc: Ondrey Zary <linux@rainbow-software.org>
Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/scsi/NCR5380.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/NCR5380.c b/drivers/scsi/NCR5380.c
index 3cfab8868c989..ba7b3aef3ef0b 100644
--- a/drivers/scsi/NCR5380.c
+++ b/drivers/scsi/NCR5380.c
@@ -2392,7 +2392,7 @@ static int NCR5380_bus_reset(struct scsi_cmnd *cmd)
 	spin_lock_irqsave(&hostdata->lock, flags);
 
 #if (NDEBUG & NDEBUG_ANY)
-	scmd_printk(KERN_INFO, cmd, __func__);
+	shost_printk(KERN_INFO, instance, __func__);
 #endif
 	NCR5380_dprint(NDEBUG_ANY, instance);
 	NCR5380_dprint_phase(NDEBUG_ANY, instance);
@@ -2410,10 +2410,13 @@ static int NCR5380_bus_reset(struct scsi_cmnd *cmd)
 	 * commands!
 	 */
 
-	if (list_del_cmd(&hostdata->unissued, cmd)) {
+	list_for_each_entry(ncmd, &hostdata->unissued, list) {
+		struct scsi_cmnd *cmd = NCR5380_to_scmd(ncmd);
+
 		cmd->result = DID_RESET << 16;
 		cmd->scsi_done(cmd);
 	}
+	INIT_LIST_HEAD(&hostdata->unissued);
 
 	if (hostdata->selecting) {
 		hostdata->selecting->result = DID_RESET << 16;
-- 
2.20.1