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scsi: aic79xx: Fix up NULL command in ahd_done()

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Found by smatch.

Fixes: c67e638004 ("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>
Link: https://lore.kernel.org/r/20231023073014.21438-1-hare@suse.de
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Hannes Reinecke 2023-10-23 09:30:14 +02:00 committed by Martin K. Petersen
parent 4b1c079132
commit c7f4c5dec6
1 changed files with 4 additions and 2 deletions
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6
drivers/scsi/aic7xxx/aic79xx_osm.c
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@ -1834,7 +1834,8 @@ 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 +1869,8 @@ 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