--- a/sound/soc/soc-topology.c +++ b/sound/soc/soc-topology.c @@ -344,7 +344,7 @@ static int soc_tplg_add_kcontrol(struct struct snd_soc_component *comp = tplg->comp; return soc_tplg_add_dcontrol(comp->card->snd_card, - comp->dev, k, NULL, comp, kcontrol); + comp->dev, k, comp->name_prefix, comp, kcontrol); } /* remove a mixer kcontrol */