diff options
Diffstat (limited to 'drivers/scsi/device_handler/scsi_dh.c')
-rw-r--r-- | drivers/scsi/device_handler/scsi_dh.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/scsi/device_handler/scsi_dh.c b/drivers/scsi/device_handler/scsi_dh.c index 0119b8147797..d973325ded2a 100644 --- a/drivers/scsi/device_handler/scsi_dh.c +++ b/drivers/scsi/device_handler/scsi_dh.c @@ -398,7 +398,15 @@ int scsi_dh_activate(struct request_queue *q, activate_complete fn, void *data) spin_lock_irqsave(q->queue_lock, flags); sdev = q->queuedata; - if (sdev && sdev->scsi_dh_data) + if (!sdev) { + spin_unlock_irqrestore(q->queue_lock, flags); + err = SCSI_DH_NOSYS; + if (fn) + fn(data, err); + return err; + } + + if (sdev->scsi_dh_data) scsi_dh = sdev->scsi_dh_data->scsi_dh; dev = get_device(&sdev->sdev_gendev); if (!scsi_dh || !dev || |