pard->audio_format_num, pard->map,
pard->map_size, &start, &size,
&pard->afh_context);
+ if (ret < 0)
+ goto out;
PARA_DEBUG_LOG("adding chunk %u\n", pard->current_chunk);
btr_add_output_dont_free(start, size, btrn);
if (pard->current_chunk >= pard->last_chunk) {