[PATCH] ASoC: wcd9335: remove redundant use of ret variable

[Saiyam Doshi <saiyamdoshi.in@xxxxxxxxx>]

All these functions declares and initializes variable ret with
'0' and without modifying 'ret' variable, it is returned.

This patch removes this redundancy and returns '0' directly.

Signed-off-by: Saiyam Doshi <saiyamdoshi.in@xxxxxxxxx>
---
 sound/soc/codecs/wcd9335.c | 24 ++++++++----------------
 1 file changed, 8 insertions(+), 16 deletions(-)

diff --git a/sound/soc/codecs/wcd9335.c b/sound/soc/codecs/wcd9335.c
index 03f8a94bba2f..f318403133e9 100644
--- a/sound/soc/codecs/wcd9335.c
+++ b/sound/soc/codecs/wcd9335.c
@@ -3022,7 +3022,6 @@ static int wcd9335_codec_enable_slim(struct snd_soc_dapm_widget *w,
 	struct snd_soc_component *comp = snd_soc_dapm_to_component(w->dapm);
 	struct wcd9335_codec *wcd = snd_soc_component_get_drvdata(comp);
 	struct wcd_slim_codec_dai_data *dai = &wcd->dai[w->shift];
-	int ret = 0;
 
 	switch (event) {
 	case SND_SOC_DAPM_POST_PMU:
@@ -3034,7 +3033,7 @@ static int wcd9335_codec_enable_slim(struct snd_soc_dapm_widget *w,
 		break;
 	}
 
-	return ret;
+	return 0;
 }
 
 static int wcd9335_codec_enable_mix_path(struct snd_soc_dapm_widget *w,
@@ -3539,7 +3538,6 @@ static int wcd9335_codec_hphl_dac_event(struct snd_soc_dapm_widget *w,
 	struct wcd9335_codec *wcd = dev_get_drvdata(comp->dev);
 	int hph_mode = wcd->hph_mode;
 	u8 dem_inp;
-	int ret = 0;
 
 	switch (event) {
 	case SND_SOC_DAPM_PRE_PMU:
@@ -3579,7 +3577,7 @@ static int wcd9335_codec_hphl_dac_event(struct snd_soc_dapm_widget *w,
 		break;
 	};
 
-	return ret;
+	return 0;
 }
 
 static int wcd9335_codec_lineout_dac_event(struct snd_soc_dapm_widget *w,
@@ -3607,7 +3605,6 @@ static int wcd9335_codec_ear_dac_event(struct snd_soc_dapm_widget *w,
 {
 	struct snd_soc_component *comp = snd_soc_dapm_to_component(w->dapm);
 	struct wcd9335_codec *wcd = dev_get_drvdata(comp->dev);
-	int ret = 0;
 
 	switch (event) {
 	case SND_SOC_DAPM_PRE_PMU:
@@ -3621,7 +3618,7 @@ static int wcd9335_codec_ear_dac_event(struct snd_soc_dapm_widget *w,
 		break;
 	};
 
-	return ret;
+	return 0;
 }
 
 static void wcd9335_codec_hph_post_pa_config(struct wcd9335_codec *wcd,
@@ -3692,7 +3689,6 @@ static int wcd9335_codec_hphr_dac_event(struct snd_soc_dapm_widget *w,
 	struct wcd9335_codec *wcd = dev_get_drvdata(comp->dev);
 	int hph_mode = wcd->hph_mode;
 	u8 dem_inp;
-	int ret = 0;
 
 	switch (event) {
 	case SND_SOC_DAPM_PRE_PMU:
@@ -3731,7 +3727,7 @@ static int wcd9335_codec_hphr_dac_event(struct snd_soc_dapm_widget *w,
 		break;
 	};
 
-	return ret;
+	return 0;
 }
 
 static int wcd9335_codec_enable_hphl_pa(struct snd_soc_dapm_widget *w,
@@ -3741,7 +3737,6 @@ static int wcd9335_codec_enable_hphl_pa(struct snd_soc_dapm_widget *w,
 	struct snd_soc_component *comp = snd_soc_dapm_to_component(w->dapm);
 	struct wcd9335_codec *wcd = dev_get_drvdata(comp->dev);
 	int hph_mode = wcd->hph_mode;
-	int ret = 0;
 
 	switch (event) {
 	case SND_SOC_DAPM_PRE_PMU:
@@ -3780,7 +3775,7 @@ static int wcd9335_codec_enable_hphl_pa(struct snd_soc_dapm_widget *w,
 		break;
 	};
 
-	return ret;
+	return 0;
 }
 
 static int wcd9335_codec_enable_lineout_pa(struct snd_soc_dapm_widget *w,
@@ -3789,7 +3784,6 @@ static int wcd9335_codec_enable_lineout_pa(struct snd_soc_dapm_widget *w,
 {
 	struct snd_soc_component *comp = snd_soc_dapm_to_component(w->dapm);
 	int vol_reg = 0, mix_vol_reg = 0;
-	int ret = 0;
 
 	if (w->reg == WCD9335_ANA_LO_1_2) {
 		if (w->shift == 7) {
@@ -3837,7 +3831,7 @@ static int wcd9335_codec_enable_lineout_pa(struct snd_soc_dapm_widget *w,
 		break;
 	};
 
-	return ret;
+	return 0;
 }
 
 static void wcd9335_codec_init_flyback(struct snd_soc_component *component)
@@ -3892,7 +3886,6 @@ static int wcd9335_codec_enable_hphr_pa(struct snd_soc_dapm_widget *w,
 	struct snd_soc_component *comp = snd_soc_dapm_to_component(w->dapm);
 	struct wcd9335_codec *wcd = dev_get_drvdata(comp->dev);
 	int hph_mode = wcd->hph_mode;
-	int ret = 0;
 
 	switch (event) {
 	case SND_SOC_DAPM_PRE_PMU:
@@ -3930,14 +3923,13 @@ static int wcd9335_codec_enable_hphr_pa(struct snd_soc_dapm_widget *w,
 		break;
 	};
 
-	return ret;
+	return 0;
 }
 
 static int wcd9335_codec_enable_ear_pa(struct snd_soc_dapm_widget *w,
 				       struct snd_kcontrol *kc, int event)
 {
 	struct snd_soc_component *comp = snd_soc_dapm_to_component(w->dapm);
-	int ret = 0;
 
 	switch (event) {
 	case SND_SOC_DAPM_POST_PMU:
@@ -3967,7 +3959,7 @@ static int wcd9335_codec_enable_ear_pa(struct snd_soc_dapm_widget *w,
 		break;
 	};
 
-	return ret;
+	return 0;
 }
 
 static irqreturn_t wcd9335_slimbus_irq(int irq, void *data)
-- 
2.20.1

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