From: Hannes Reinecke <hare@suse.de>
To: "Martin K. Petersen" <martin.petersen@oracle.com>
Cc: Christoph Hellwig <hch@lst.de>,
James Bottomley <james.bottomley@hansenpartnership.com>,
linux-scsi@vger.kernel.org, Hannes Reinecke <hare@suse.de>,
Dan Carpenter <dan.carpenter@linaro.org>
Subject: [PATCH] aic79xx: fix up NULL command in ahd_done()
Date: Mon, 23 Oct 2023 09:30:14 +0200 [thread overview]
Message-ID: <20231023073014.21438-1-hare@suse.de> (raw)
Found by smatch.
Fixes: c67e63800446 ("scsi: aic79xx: Do not reference SCSI command when resetting device")
Reported-by: Dan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: Hannes Reinecke <hare@suse.de>
---
drivers/scsi/aic7xxx/aic79xx_osm.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.c b/drivers/scsi/aic7xxx/aic79xx_osm.c
index b3075a022d99..77c91a405d20 100644
--- a/drivers/scsi/aic7xxx/aic79xx_osm.c
+++ b/drivers/scsi/aic7xxx/aic79xx_osm.c
@@ -1834,7 +1834,7 @@ ahd_done(struct ahd_softc *ahd, struct scb *scb)
} else {
ahd_set_transaction_status(scb, CAM_REQ_CMP);
}
- } else if (ahd_get_transaction_status(scb) == CAM_SCSI_STATUS_ERROR) {
+ } else if (cmd && ahd_get_transaction_status(scb) == CAM_SCSI_STATUS_ERROR) {
ahd_linux_handle_scsi_status(ahd, cmd->device, scb);
}
@@ -1868,7 +1868,8 @@ ahd_done(struct ahd_softc *ahd, struct scb *scb)
}
ahd_free_scb(ahd, scb);
- ahd_linux_queue_cmd_complete(ahd, cmd);
+ if (cmd)
+ ahd_linux_queue_cmd_complete(ahd, cmd);
}
static void
--
2.35.3
next reply other threads:[~2023-10-23 7:30 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-23 7:30 Hannes Reinecke [this message]
2023-10-24 6:24 ` [PATCH] aic79xx: fix up NULL command in ahd_done() Christoph Hellwig
2023-10-25 2:38 ` Martin K. Petersen
2023-10-30 15:34 ` Martin K. Petersen
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