diff options
Diffstat (limited to 'drivers/scsi/scsi_scan.c')
| -rw-r--r-- | drivers/scsi/scsi_scan.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c index 9c0a520d933c..60aae01caa89 100644 --- a/drivers/scsi/scsi_scan.c +++ b/drivers/scsi/scsi_scan.c @@ -1570,16 +1570,15 @@ EXPORT_SYMBOL(scsi_add_device); void scsi_rescan_device(struct device *dev) { - if (!dev->driver) - return; - - if (try_module_get(dev->driver->owner)) { + device_lock(dev); + if (dev->driver && try_module_get(dev->driver->owner)) { struct scsi_driver *drv = to_scsi_driver(dev->driver); if (drv->rescan) drv->rescan(dev); module_put(dev->driver->owner); } + device_unlock(dev); } EXPORT_SYMBOL(scsi_rescan_device); |
