diff --git a/sound/soc/sof/topology.c b/sound/soc/sof/topology.c
index 698129dccc7df..3866dd3cba695 100644
--- a/sound/soc/sof/topology.c
+++ b/sound/soc/sof/topology.c
@@ -1117,10 +1117,11 @@ static void sof_disconnect_dai_widget(struct snd_soc_component *scomp,
 {
 	struct snd_soc_card *card = scomp->card;
 	struct snd_soc_pcm_runtime *rtd;
+	const char *sname = w->sname;
 	struct snd_soc_dai *cpu_dai;
 	int i, stream;
 
-	if (!w->sname)
+	if (!sname)
 		return;
 
 	if (w->id == snd_soc_dapm_dai_out)
@@ -1133,7 +1134,7 @@ static void sof_disconnect_dai_widget(struct snd_soc_component *scomp,
 	list_for_each_entry(rtd, &card->rtd_list, list) {
 		/* does stream match DAI link ? */
 		if (!rtd->dai_link->stream_name ||
-		    strcmp(w->sname, rtd->dai_link->stream_name))
+		    strcmp(sname, rtd->dai_link->stream_name))
 			continue;
 
 		for_each_rtd_cpu_dais(rtd, i, cpu_dai)