-/**
- * TODO.
- *
- * @param dev_index TODO.
- */
-static struct session_vdev *get_vdev_by_index(int dev_index)
-{
- struct sr_dev_inst *sdi;
- struct session_vdev *vdev;
-
- /* TODO: Sanity checks on dev_index. */
-
- if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) {
- sr_err("session driver: %s: device instance with device "
- "index %d was not found", __func__, dev_index);
- return NULL;
- }
-
- /* TODO: Is sdi->priv == NULL valid? */
-
- vdev = sdi->priv;
-
- return vdev;
-}
-
-/**
- * TODO.
- *
- * @param fd TODO.
- * @param revents TODO.
- * @param cb_data TODO.
- *
- * @return TODO.
- */