media: usb: dvb-usb: dw2102: convert to use i2c_new_client_device()

Use the newer API returning an ERRPTR and use the new helper to bail
out.
Signed-off-by: NWolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: NSean Young <sean@mess.org>
Signed-off-by: NMauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/media/usb/dvb-usb/dw2102.c

@@ -1590,8 +1590,8 @@ static int tt_s2_4600_frontend_attach(struct dvb_usb_adapter *adap)
 	board_info.addr = 0x68;
 	board_info.platform_data = &m88ds3103_pdata;
 	request_module("m88ds3103");
-	client = i2c_new_device(&d->i2c_adap, &board_info);
-	if (client == NULL || client->dev.driver == NULL)
+	client = i2c_new_client_device(&d->i2c_adap, &board_info);
+	if (!i2c_client_has_driver(client))
 		return -ENODEV;
 	if (!try_module_get(client->dev.driver->owner)) {
 		i2c_unregister_device(client);
@@ -1609,9 +1609,9 @@ static int tt_s2_4600_frontend_attach(struct dvb_usb_adapter *adap)
 	board_info.addr = 0x60;
 	board_info.platform_data = &ts2020_config;
 	request_module("ts2020");
-	client = i2c_new_device(i2c_adapter, &board_info);
+	client = i2c_new_client_device(i2c_adapter, &board_info);
 
-	if (client == NULL || client->dev.driver == NULL) {
+	if (!i2c_client_has_driver(client)) {
 		dvb_frontend_detach(adap->fe_adap[0].fe);
 		return -ENODEV;
 	}