diff --git a/sound/soc/mediatek/mt8186/mt8186-dai-adda.c b/sound/soc/mediatek/mt8186/mt8186-dai-adda.c
index 6be6d4f3b585..f6f23c7c3ff5 100644
--- a/sound/soc/mediatek/mt8186/mt8186-dai-adda.c
+++ b/sound/soc/mediatek/mt8186/mt8186-dai-adda.c
@@ -655,11 +655,6 @@ static int mtk_dai_adda_hw_params(struct snd_pcm_substream *substream,
 	dev_dbg(afe->dev, "%s(), id %d, stream %d, rate %d\n",
 		__func__, id, substream->stream, rate);
 
-	if (!adda_priv) {
-		dev_err(afe->dev, "%s(), adda_priv == NULL", __func__);
-		return -EINVAL;
-	}
-
 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
 		unsigned int dl_src2_con0;
 		unsigned int dl_src2_con1;
diff --git a/sound/soc/mediatek/mt8186/mt8186-dai-i2s.c b/sound/soc/mediatek/mt8186/mt8186-dai-i2s.c
index 5c1290b950e8..ec79e2f2a54d 100644
--- a/sound/soc/mediatek/mt8186/mt8186-dai-i2s.c
+++ b/sound/soc/mediatek/mt8186/mt8186-dai-i2s.c
@@ -119,12 +119,6 @@ static int mt8186_i2s_hd_get(struct snd_kcontrol *kcontrol,
 	struct mtk_afe_i2s_priv *i2s_priv;
 
 	i2s_priv = get_i2s_priv_by_name(afe, kcontrol->id.name);
-
-	if (!i2s_priv) {
-		dev_err(afe->dev, "%s(), i2s_priv == NULL", __func__);
-		return -EINVAL;
-	}
-
 	ucontrol->value.integer.value[0] = i2s_priv->low_jitter_en;
 
 	return 0;
@@ -148,12 +142,6 @@ static int mt8186_i2s_hd_set(struct snd_kcontrol *kcontrol,
 		__func__, kcontrol->id.name, hd_en);
 
 	i2s_priv = get_i2s_priv_by_name(afe, kcontrol->id.name);
-
-	if (!i2s_priv) {
-		dev_err(afe->dev, "%s(), i2s_priv == NULL", __func__);
-		return -EINVAL;
-	}
-
 	if (i2s_priv->low_jitter_en == hd_en)
 		return 0;
 
@@ -377,11 +365,6 @@ static int mtk_i2s_en_event(struct snd_soc_dapm_widget *w,
 
 	i2s_priv = get_i2s_priv_by_name(afe, w->name);
 
-	if (!i2s_priv) {
-		dev_err(afe->dev, "%s(), i2s_priv == NULL", __func__);
-		return -EINVAL;
-	}
-
 	dev_dbg(cmpnt->dev, "%s(), name %s, event 0x%x\n",
 		__func__, w->name, event);
 
@@ -442,11 +425,6 @@ static int mtk_mclk_en_event(struct snd_soc_dapm_widget *w,
 
 	i2s_priv = get_i2s_priv_by_name(afe, w->name);
 
-	if (!i2s_priv) {
-		dev_err(afe->dev, "%s(), i2s_priv == NULL", __func__);
-		return -EINVAL;
-	}
-
 	switch (event) {
 	case SND_SOC_DAPM_PRE_PMU:
 		mt8186_mck_enable(afe, i2s_priv->mclk_id, i2s_priv->mclk_rate);
@@ -566,12 +544,6 @@ static int mtk_afe_i2s_share_connect(struct snd_soc_dapm_widget *source,
 	struct mtk_afe_i2s_priv *i2s_priv;
 
 	i2s_priv = get_i2s_priv_by_name(afe, sink->name);
-
-	if (!i2s_priv) {
-		dev_err(afe->dev, "%s(), i2s_priv == NULL", __func__);
-		return 0;
-	}
-
 	if (i2s_priv->share_i2s_id < 0)
 		return 0;
 
@@ -587,12 +559,6 @@ static int mtk_afe_i2s_hd_connect(struct snd_soc_dapm_widget *source,
 	struct mtk_afe_i2s_priv *i2s_priv;
 
 	i2s_priv = get_i2s_priv_by_name(afe, sink->name);
-
-	if (!i2s_priv) {
-		dev_err(afe->dev, "%s(), i2s_priv == NULL", __func__);
-		return 0;
-	}
-
 	if (get_i2s_id_by_name(afe, sink->name) ==
 	    get_i2s_id_by_name(afe, source->name))
 		return i2s_priv->low_jitter_en;
@@ -618,15 +584,8 @@ static int mtk_afe_i2s_apll_connect(struct snd_soc_dapm_widget *source,
 	int i2s_need_apll;
 
 	i2s_priv = get_i2s_priv_by_name(afe, w->name);
-
-	if (!i2s_priv) {
-		dev_err(afe->dev, "%s(), i2s_priv == NULL", __func__);
-		return 0;
-	}
-
 	/* which apll */
 	cur_apll = mt8186_get_apll_by_name(afe, source->name);
-
 	/* choose APLL from i2s rate */
 	i2s_need_apll = mt8186_get_apll_by_rate(afe, i2s_priv->rate);
 
@@ -642,12 +601,6 @@ static int mtk_afe_i2s_mclk_connect(struct snd_soc_dapm_widget *source,
 	struct mtk_afe_i2s_priv *i2s_priv;
 
 	i2s_priv = get_i2s_priv_by_name(afe, sink->name);
-
-	if (!i2s_priv) {
-		dev_err(afe->dev, "%s(), i2s_priv == NULL", __func__);
-		return 0;
-	}
-
 	if (get_i2s_id_by_name(afe, sink->name) ==
 	    get_i2s_id_by_name(afe, source->name))
 		return (i2s_priv->mclk_rate > 0) ? 1 : 0;
@@ -672,12 +625,6 @@ static int mtk_afe_mclk_apll_connect(struct snd_soc_dapm_widget *source,
 	int cur_apll;
 
 	i2s_priv = get_i2s_priv_by_name(afe, w->name);
-
-	if (!i2s_priv) {
-		dev_err(afe->dev, "%s(), i2s_priv == NULL", __func__);
-		return 0;
-	}
-
 	/* which apll */
 	cur_apll = mt8186_get_apll_by_name(afe, source->name);
 
@@ -980,11 +927,6 @@ static int mtk_dai_i2s_config(struct mtk_base_afe *afe,
 	dev_dbg(afe->dev, "%s(), id %d, rate %d, format %d\n",
 		__func__, i2s_id, rate, format);
 
-	if (!i2s_priv) {
-		dev_err(afe->dev, "%s(), i2s_priv == NULL", __func__);
-		return -EINVAL;
-	}
-
 	i2s_priv->rate = rate;
 
 	switch (i2s_id) {
@@ -1053,11 +995,6 @@ static int mtk_dai_i2s_set_sysclk(struct snd_soc_dai *dai,
 	int apll;
 	int apll_rate;
 
-	if (!i2s_priv) {
-		dev_err(afe->dev, "%s(), i2s_priv == NULL", __func__);
-		return -EINVAL;
-	}
-
 	if (dir != SND_SOC_CLOCK_OUT) {
 		dev_err(afe->dev, "%s(), dir != SND_SOC_CLOCK_OUT", __func__);
 		return -EINVAL;
diff --git a/sound/soc/mediatek/mt8186/mt8186-dai-pcm.c b/sound/soc/mediatek/mt8186/mt8186-dai-pcm.c
index 0b0032ecfe6d..41221a66111c 100644
--- a/sound/soc/mediatek/mt8186/mt8186-dai-pcm.c
+++ b/sound/soc/mediatek/mt8186/mt8186-dai-pcm.c
@@ -287,11 +287,6 @@ static int mtk_dai_pcm_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
 	struct mt8186_afe_private *afe_priv = afe->platform_priv;
 	struct mtk_afe_pcm_priv *pcm_priv = afe_priv->dai_priv[dai->id];
 
-	if (!pcm_priv) {
-		dev_err(afe->dev, "%s(), tdm_priv == NULL", __func__);
-		return -EINVAL;
-	}
-
 	/* DAI mode*/
 	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
 	case SND_SOC_DAIFMT_I2S:
diff --git a/sound/soc/mediatek/mt8186/mt8186-dai-tdm.c b/sound/soc/mediatek/mt8186/mt8186-dai-tdm.c
index c6ead7c252f0..4148dceb3a4c 100644
--- a/sound/soc/mediatek/mt8186/mt8186-dai-tdm.c
+++ b/sound/soc/mediatek/mt8186/mt8186-dai-tdm.c
@@ -106,11 +106,6 @@ static int mtk_tdm_en_event(struct snd_soc_dapm_widget *w,
 	int dai_id = get_tdm_id_by_name(w->name);
 	struct mtk_afe_tdm_priv *tdm_priv = afe_priv->dai_priv[dai_id];
 
-	if (!tdm_priv) {
-		dev_err(afe->dev, "%s(), tdm_priv == NULL", __func__);
-		return -EINVAL;
-	}
-
 	dev_dbg(cmpnt->dev, "%s(), name %s, event 0x%x\n",
 		__func__, w->name, event);
 
@@ -138,11 +133,6 @@ static int mtk_tdm_mck_en_event(struct snd_soc_dapm_widget *w,
 	int dai_id = get_tdm_id_by_name(w->name);
 	struct mtk_afe_tdm_priv *tdm_priv = afe_priv->dai_priv[dai_id];
 
-	if (!tdm_priv) {
-		dev_err(afe->dev, "%s(), tdm_priv == NULL", __func__);
-		return -EINVAL;
-	}
-
 	dev_dbg(cmpnt->dev, "%s(), name %s, event 0x%x, dai_id %d\n",
 		__func__, w->name, event, dai_id);
 
@@ -215,11 +205,6 @@ static int mtk_afe_tdm_mclk_connect(struct snd_soc_dapm_widget *source,
 	int dai_id = get_tdm_id_by_name(w->name);
 	struct mtk_afe_tdm_priv *tdm_priv = afe_priv->dai_priv[dai_id];
 
-	if (!tdm_priv) {
-		dev_err(afe->dev, "%s(), tdm_priv == NULL", __func__);
-		return 0;
-	}
-
 	return (tdm_priv->mclk_rate > 0) ? 1 : 0;
 }
 
@@ -250,11 +235,6 @@ static int mtk_afe_tdm_hd_connect(struct snd_soc_dapm_widget *source,
 	int dai_id = get_tdm_id_by_name(w->name);
 	struct mtk_afe_tdm_priv *tdm_priv = afe_priv->dai_priv[dai_id];
 
-	if (!tdm_priv) {
-		dev_err(afe->dev, "%s(), tdm_priv == NULL", __func__);
-		return 0;
-	}
-
 	return tdm_priv->low_jitter_en;
 }
 
@@ -270,11 +250,6 @@ static int mtk_afe_tdm_apll_connect(struct snd_soc_dapm_widget *source,
 	int cur_apll;
 	int tdm_need_apll;
 
-	if (!tdm_priv) {
-		dev_err(afe->dev, "%s(), tdm_priv == NULL", __func__);
-		return 0;
-	}
-
 	/* which apll */
 	cur_apll = mt8186_get_apll_by_name(afe, source->name);
 
@@ -303,11 +278,6 @@ static int mt8186_tdm_hd_get(struct snd_kcontrol *kcontrol,
 	int dai_id = get_tdm_id_by_name(kcontrol->id.name);
 	struct mtk_afe_tdm_priv *tdm_priv = afe_priv->dai_priv[dai_id];
 
-	if (!tdm_priv) {
-		dev_err(afe->dev, "%s(), tdm_priv == NULL", __func__);
-		return -EINVAL;
-	}
-
 	ucontrol->value.integer.value[0] = tdm_priv->low_jitter_en;
 
 	return 0;
@@ -332,11 +302,6 @@ static int mt8186_tdm_hd_set(struct snd_kcontrol *kcontrol,
 	dev_dbg(afe->dev, "%s(), kcontrol name %s, hd_en %d\n",
 		__func__, kcontrol->id.name, hd_en);
 
-	if (!tdm_priv) {
-		dev_err(afe->dev, "%s(), tdm_priv == NULL", __func__);
-		return -EINVAL;
-	}
-
 	if (tdm_priv->low_jitter_en == hd_en)
 		return 0;
 
@@ -421,22 +386,14 @@ static int mtk_dai_tdm_hw_params(struct snd_pcm_substream *substream,
 	unsigned int tran_rate;
 	unsigned int tran_relatch_rate;
 
-	if (!tdm_priv) {
-		dev_err(afe->dev, "%s(), tdm_priv == NULL", __func__);
-		return -EINVAL;
-	}
-
 	tdm_priv->rate = rate;
-
 	tran_rate = mt8186_rate_transform(afe->dev, rate, dai->id);
 	tran_relatch_rate = mt8186_tdm_relatch_rate_transform(afe->dev, rate);
 
 	/* calculate mclk_rate, if not set explicitly */
 	if (!tdm_priv->mclk_rate) {
 		tdm_priv->mclk_rate = rate * tdm_priv->mclk_multiple;
-		mtk_dai_tdm_cal_mclk(afe,
-				     tdm_priv,
-				     tdm_priv->mclk_rate);
+		mtk_dai_tdm_cal_mclk(afe, tdm_priv, tdm_priv->mclk_rate);
 	}
 
 	/* ETDM_IN1_CON0 */
@@ -508,11 +465,6 @@ static int mtk_dai_tdm_set_sysclk(struct snd_soc_dai *dai,
 	struct mt8186_afe_private *afe_priv = afe->platform_priv;
 	struct mtk_afe_tdm_priv *tdm_priv = afe_priv->dai_priv[dai->id];
 
-	if (!tdm_priv) {
-		dev_err(afe->dev, "%s(), tdm_priv == NULL", __func__);
-		return -EINVAL;
-	}
-
 	if (dir != SND_SOC_CLOCK_IN) {
 		dev_err(afe->dev, "%s(), dir != SND_SOC_CLOCK_OUT", __func__);
 		return -EINVAL;
@@ -529,11 +481,6 @@ static int mtk_dai_tdm_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
 	struct mt8186_afe_private *afe_priv = afe->platform_priv;
 	struct mtk_afe_tdm_priv *tdm_priv = afe_priv->dai_priv[dai->id];
 
-	if (!tdm_priv) {
-		dev_err(afe->dev, "%s(), tdm_priv == NULL", __func__);
-		return -EINVAL;
-	}
-
 	/* DAI mode*/
 	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
 	case SND_SOC_DAIFMT_I2S:
