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Diffstat (limited to 'drivers/scsi/scsi_sysfs.c')
-rw-r--r--drivers/scsi/scsi_sysfs.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c
index 259c90cfa36..939de0de18b 100644
--- a/drivers/scsi/scsi_sysfs.c
+++ b/drivers/scsi/scsi_sysfs.c
@@ -452,10 +452,22 @@ store_rescan_field (struct device *dev, struct device_attribute *attr, const cha
}
static DEVICE_ATTR(rescan, S_IWUSR, NULL, store_rescan_field);
+static void sdev_store_delete_callback(struct device *dev)
+{
+ scsi_remove_device(to_scsi_device(dev));
+}
+
static ssize_t sdev_store_delete(struct device *dev, struct device_attribute *attr, const char *buf,
size_t count)
{
- scsi_remove_device(to_scsi_device(dev));
+ int rc;
+
+ /* An attribute cannot be unregistered by one of its own methods,
+ * so we have to use this roundabout approach.
+ */
+ rc = device_schedule_callback(dev, sdev_store_delete_callback);
+ if (rc)
+ count = rc;
return count;
};
static DEVICE_ATTR(delete, S_IWUSR, NULL, sdev_store_delete);
@@ -922,7 +934,7 @@ void scsi_sysfs_device_initialize(struct scsi_device *sdev)
snprintf(sdev->sdev_classdev.class_id, BUS_ID_SIZE,
"%d:%d:%d:%d", sdev->host->host_no,
sdev->channel, sdev->id, sdev->lun);
- sdev->scsi_level = SCSI_2;
+ sdev->scsi_level = starget->scsi_level;
transport_setup_device(&sdev->sdev_gendev);
spin_lock_irqsave(shost->host_lock, flags);
list_add_tail(&sdev->same_target_siblings, &starget->devices);