diff --git a/sound/soc/uniphier/aio-cpu.c b/sound/soc/uniphier/aio-cpu.c
index 25c40c28eba4..cf9814130067 100644
--- a/sound/soc/uniphier/aio-cpu.c
+++ b/sound/soc/uniphier/aio-cpu.c
@@ -256,17 +256,12 @@ static int uniphier_aio_startup(struct snd_pcm_substream *substream,
 {
 	struct uniphier_aio *aio = uniphier_priv(dai);
 	struct uniphier_aio_sub *sub = &aio->sub[substream->stream];
-	int ret;
 
 	sub->substream = substream;
 	sub->pass_through = 0;
 	sub->use_mmap = true;
 
-	ret = aio_init(sub);
-	if (ret)
-		return ret;
-
-	return 0;
+	return aio_init(sub);
 }
 
 static void uniphier_aio_shutdown(struct snd_pcm_substream *substream,