ASoC: sta529: Remove redundant I2C_FUNC_SMBUS_BYTE_DATA functionality check

This checking is done by regmap_get_i2c_bus() which is called in
devm_regmap_init_i2c().

Signed-off-by: Axel Lin <[e-mail]>
Signed-off-by: Mark Brown <[e-mail]>

sound/soc/codecs/sta529.c

···
 	struct sta529 *sta529;
 	int ret;
 
-	if (!i2c_check_functionality(i2c->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
-		return -EINVAL;
-
 	sta529 = devm_kzalloc(&i2c->dev, sizeof(struct sta529), GFP_KERNEL);
 	if (!sta529)
 		return -ENOMEM;