- * @param scpi Previously initialised SCPI device structure.
- * @param command The SCPI command to send to the device (can be NULL).
- * @param scpi_response Pointer where to store the parsed result.
+ * Callers must free the allocated memory (unless it's NULL) regardless of
+ * the routine's return code. See @ref g_byte_array_free().
+ *
+ * @param[in] scpi Previously initialised SCPI device structure.
+ * @param[in] command The SCPI command to send to the device (can be NULL).
+ * @param[out] scpi_response Pointer where to store the parsed result.