media: dvb-frontends: mn88473: convert to i2c_new_dummy_device

Move from i2c_new_dummy() to i2c_new_dummy_device(), so we now get an
ERRPTR which we use in error handling.

Signed-off-by: Wolfram Sang <[e-mail]>
Signed-off-by: Hans Verkuil <[e-mail]>
Signed-off-by: Mauro Carvalho Chehab <[e-mail]>

drivers/media/dvb-frontends/mn88473.c

···
 	 * Also, register bank 2 do not support sequential I/O. Only single
 	 * register write or read is allowed to that bank.
 	 */
-	dev->client[1] = i2c_new_dummy(client->adapter, 0x1a);
-	if (dev->client[1] == NULL) {
-		ret = -ENODEV;
+	dev->client[1] = i2c_new_dummy_device(client->adapter, 0x1a);
+	if (IS_ERR(dev->client[1])) {
+		ret = PTR_ERR(dev->client[1]);
 		dev_err(&client->dev, "I2C registration failed\n");
 		if (ret)
 			goto err_regmap_0_regmap_exit;
···
 	}
 	i2c_set_clientdata(dev->client[1], dev);
 
-	dev->client[2] = i2c_new_dummy(client->adapter, 0x1c);
-	if (dev->client[2] == NULL) {
-		ret = -ENODEV;
+	dev->client[2] = i2c_new_dummy_device(client->adapter, 0x1c);
+	if (IS_ERR(dev->client[2])) {
+		ret = PTR_ERR(dev->client[2]);
 		dev_err(&client->dev, "2nd I2C registration failed\n");
 		if (ret)
 			goto err_regmap_1_regmap_exit;