if (scsi_device->type != TYPE_OSD)
return -ENODEV;
- do {
- if (!ida_pre_get(&osd_minor_ida, GFP_KERNEL))
- return -ENODEV;
-
- error = ida_get_new(&osd_minor_ida, &minor);
- } while (error == -EAGAIN);
-
- if (error)
- return error;
- if (minor >= SCSI_OSD_MAX_MINOR) {
- error = -EBUSY;
- goto err_retract_minor;
- }
+ minor = ida_alloc_max(&osd_minor_ida, SCSI_OSD_MAX_MINOR, GFP_KERNEL);
+ if (minor == -ENOSPC)
+ return -EBUSY;
+ if (minor < 0)
+ return -ENODEV;
error = -ENOMEM;
oud = kzalloc(sizeof(*oud), GFP_KERNEL);
err_free_osd:
put_device(&oud->class_dev);
err_retract_minor:
- ida_remove(&osd_minor_ida, minor);
+ ida_free(&osd_minor_ida, minor);
return error;
}
}
cdev_device_del(&oud->cdev, &oud->class_dev);
- ida_remove(&osd_minor_ida, oud->minor);
+ ida_free(&osd_minor_ida, oud->minor);
put_device(&oud->class_dev);
return 0;