diff options
Diffstat (limited to 'drivers/scsi/device_handler/scsi_dh.c')
| -rw-r--r-- | drivers/scsi/device_handler/scsi_dh.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/scsi/device_handler/scsi_dh.c b/drivers/scsi/device_handler/scsi_dh.c index bfec4fa5add..2d04d619edf 100644 --- a/drivers/scsi/device_handler/scsi_dh.c +++ b/drivers/scsi/device_handler/scsi_dh.c @@ -432,7 +432,12 @@ int scsi_dh_activate(struct request_queue *q) 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); + return SCSI_DH_NOSYS; + } + + if (sdev->scsi_dh_data) scsi_dh = sdev->scsi_dh_data->scsi_dh; if (!scsi_dh || !get_device(&sdev->sdev_gendev)) err = SCSI_DH_NOSYS; |