ASoC: Remove return value checking for gpiochip_remove()

gpiochip_remove() will return void eventually.
Thus this patch removes return value checking for gpiochip_remove().
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/rt5677.c

@@ -3274,11 +3274,8 @@ static void rt5677_init_gpio(struct i2c_client *i2c)
 static void rt5677_free_gpio(struct i2c_client *i2c)
 {
 	struct rt5677_priv *rt5677 = i2c_get_clientdata(i2c);
-	int ret;
 
-	ret = gpiochip_remove(&rt5677->gpio_chip);
-	if (ret != 0)
-		dev_err(&i2c->dev, "Failed to remove GPIOs: %d\n", ret);
+	gpiochip_remove(&rt5677->gpio_chip);
 }
 #else
 static void rt5677_init_gpio(struct i2c_client *i2c)

sound/soc/codecs/wm5100.c

@@ -2319,11 +2319,8 @@ static void wm5100_init_gpio(struct i2c_client *i2c)
 static void wm5100_free_gpio(struct i2c_client *i2c)
 {
 	struct wm5100_priv *wm5100 = i2c_get_clientdata(i2c);
-	int ret;
 
-	ret = gpiochip_remove(&wm5100->gpio_chip);
-	if (ret != 0)
-		dev_err(&i2c->dev, "Failed to remove GPIOs: %d\n", ret);
+	gpiochip_remove(&wm5100->gpio_chip);
 }
 #else
 static void wm5100_init_gpio(struct i2c_client *i2c)

sound/soc/codecs/wm8903.c

@@ -1877,11 +1877,7 @@ static void wm8903_init_gpio(struct wm8903_priv *wm8903)
 
 static void wm8903_free_gpio(struct wm8903_priv *wm8903)
 {
-	int ret;
-
-	ret = gpiochip_remove(&wm8903->gpio_chip);
-	if (ret != 0)
-		dev_err(wm8903->dev, "Failed to remove GPIOs: %d\n", ret);
+	gpiochip_remove(&wm8903->gpio_chip);
 }
 #else
 static void wm8903_init_gpio(struct wm8903_priv *wm8903)

sound/soc/codecs/wm8962.c

@@ -3398,11 +3398,8 @@ static void wm8962_init_gpio(struct snd_soc_codec *codec)
 static void wm8962_free_gpio(struct snd_soc_codec *codec)
 {
 	struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec);
-	int ret;
 
-	ret = gpiochip_remove(&wm8962->gpio_chip);
-	if (ret != 0)
-		dev_err(codec->dev, "Failed to remove GPIOs: %d\n", ret);
+	gpiochip_remove(&wm8962->gpio_chip);
 }
 #else
 static void wm8962_init_gpio(struct snd_soc_codec *codec)

sound/soc/codecs/wm8996.c

@@ -2216,11 +2216,7 @@ static void wm8996_init_gpio(struct wm8996_priv *wm8996)
 
 static void wm8996_free_gpio(struct wm8996_priv *wm8996)
 {
-	int ret;
-
-	ret = gpiochip_remove(&wm8996->gpio_chip);
-	if (ret != 0)
-		dev_err(wm8996->dev, "Failed to remove GPIOs: %d\n", ret);
+	gpiochip_remove(&wm8996->gpio_chip);
 }
 #else
 static void wm8996_init_gpio(struct wm8996_priv *wm8996)