diff options
Diffstat (limited to 'drivers/scsi/device_handler')
| -rw-r--r-- | drivers/scsi/device_handler/scsi_dh.c | 9 | ||||
| -rw-r--r-- | drivers/scsi/device_handler/scsi_dh_alua.c | 4 |
2 files changed, 8 insertions, 5 deletions
diff --git a/drivers/scsi/device_handler/scsi_dh.c b/drivers/scsi/device_handler/scsi_dh.c index 564e6ecd17c..0119b814779 100644 --- a/drivers/scsi/device_handler/scsi_dh.c +++ b/drivers/scsi/device_handler/scsi_dh.c @@ -394,12 +394,14 @@ int scsi_dh_activate(struct request_queue *q, activate_complete fn, void *data) unsigned long flags; struct scsi_device *sdev; struct scsi_device_handler *scsi_dh = NULL; + struct device *dev = NULL; spin_lock_irqsave(q->queue_lock, flags); sdev = q->queuedata; if (sdev && sdev->scsi_dh_data) scsi_dh = sdev->scsi_dh_data->scsi_dh; - if (!scsi_dh || !get_device(&sdev->sdev_gendev) || + dev = get_device(&sdev->sdev_gendev); + if (!scsi_dh || !dev || sdev->sdev_state == SDEV_CANCEL || sdev->sdev_state == SDEV_DEL) err = SCSI_DH_NOSYS; @@ -410,12 +412,13 @@ int scsi_dh_activate(struct request_queue *q, activate_complete fn, void *data) if (err) { if (fn) fn(data, err); - return err; + goto out; } if (scsi_dh->activate) err = scsi_dh->activate(sdev, fn, data); - put_device(&sdev->sdev_gendev); +out: + put_device(dev); return err; } EXPORT_SYMBOL_GPL(scsi_dh_activate); diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c index 7cae0bc8539..42fe52902ad 100644 --- a/drivers/scsi/device_handler/scsi_dh_alua.c +++ b/drivers/scsi/device_handler/scsi_dh_alua.c @@ -541,7 +541,7 @@ static int alua_check_sense(struct scsi_device *sdev, * * Evaluate the Target Port Group State. * Returns SCSI_DH_DEV_OFFLINED if the path is - * found to be unuseable. + * found to be unusable. */ static int alua_rtpg(struct scsi_device *sdev, struct alua_dh_data *h) { @@ -620,7 +620,7 @@ static int alua_rtpg(struct scsi_device *sdev, struct alua_dh_data *h) break; case TPGS_STATE_OFFLINE: case TPGS_STATE_UNAVAILABLE: - /* Path unuseable for unavailable/offline */ + /* Path unusable for unavailable/offline */ err = SCSI_DH_DEV_OFFLINED; break; default: |