The driver forgets to call regulator_bulk_disable()

Add the missed call to fix it.

Fixes: d59fb2856223 ("ASoC: rt5668: add rt5668B codec driver")
Signed-off-by: Zhang Shurong <zhang_shurong@foxmail.com>
---
 sound/soc/codecs/rt5668.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/sound/soc/codecs/rt5668.c b/sound/soc/codecs/rt5668.c
index f04c810fd710..d66c9e9b9185 100644
--- a/sound/soc/codecs/rt5668.c
+++ b/sound/soc/codecs/rt5668.c
@@ -2452,6 +2452,13 @@ static void rt5668_calibrate(struct rt5668_priv *rt5668)
 
 }
 
+static void rt5668_i2c_disable_regulators(void *data)
+{
+	struct rt5668_priv *rt5668 = data;
+
+	regulator_bulk_disable(ARRAY_SIZE(rt5668->supplies), rt5668->supplies);
+}
+
 static int rt5668_i2c_probe(struct i2c_client *i2c)
 {
 	struct rt5668_platform_data *pdata = dev_get_platdata(&i2c->dev);
@@ -2490,6 +2497,11 @@ static int rt5668_i2c_probe(struct i2c_client *i2c)
 		return ret;
 	}
 
+	ret = devm_add_action_or_reset(&i2c->dev, rt5668_i2c_disable_regulators,
+			rt5668);
+	if (ret)
+		return ret;
+
 	ret = regulator_bulk_enable(ARRAY_SIZE(rt5668->supplies),
 				    rt5668->supplies);
 	if (ret != 0) {
-- 
2.41.0