iio: dac: mcp4725: Remove redundant code

Remove an inconsequential print message and return directly
thereby cleaning up some code.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
diff --git a/drivers/iio/dac/mcp4725.c b/drivers/iio/dac/mcp4725.c
index d982752..9f57ae8 100644
--- a/drivers/iio/dac/mcp4725.c
+++ b/drivers/iio/dac/mcp4725.c
@@ -320,13 +320,7 @@
 	data->powerdown_mode = pd ? pd-1 : 2; /* 500kohm_to_gnd */
 	data->dac_value = (inbuf[1] << 4) | (inbuf[2] >> 4);
 
-	err = iio_device_register(indio_dev);
-	if (err)
-		return err;
-
-	dev_info(&client->dev, "MCP4725 DAC registered\n");
-
-	return 0;
+	return iio_device_register(indio_dev);
 }
 
 static int mcp4725_remove(struct i2c_client *client)