ASoC: cs35l32: fix compile warning for i2c_probe

Forgot to add a return for err_disable goto statement.
Causes compile warning of control reaching end of non-void
Signed-off-by: NBrian Austin <briann.austin@cirrus.com>
Signed-off-by: NMark Brown <broonie@linaro.org>

sound/soc/codecs/cs35l32.c

@@ -549,6 +549,7 @@ static int cs35l32_i2c_probe(struct i2c_client *i2c_client,
 err_disable:
 	regulator_bulk_disable(ARRAY_SIZE(cs35l32->supplies),
 			       cs35l32->supplies);
+	return ret;
 }
 
 static int cs35l32_i2c_remove(struct i2c_client *i2c_client)