mfd: da9150-core: 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: Lee Jones <[e-mail]>

drivers/mfd/da9150-core.c

···
 	qif_addr = da9150_reg_read(da9150, DA9150_CORE2WIRE_CTRL_A);
 	qif_addr = (qif_addr & DA9150_CORE_BASE_ADDR_MASK) >> 1;
 	qif_addr |= DA9150_QIF_I2C_ADDR_LSB;
-	da9150->core_qif = i2c_new_dummy(client->adapter, qif_addr);
-	if (!da9150->core_qif) {
+	da9150->core_qif = i2c_new_dummy_device(client->adapter, qif_addr);
+	if (IS_ERR(da9150->core_qif)) {
 		dev_err(da9150->dev, "Failed to attach QIF client\n");
-		return -ENODEV;
+		return PTR_ERR(da9150->core_qif);
 	}
 
 	i2c_set_clientdata(da9150->core_qif, da9150);