Merge tag 'iio-for-4.12d' of git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into staging-next

Jonathan writes:

Fourth set of IIO new device support, features and cleanups for the 4.12 cycle

New device support
* max1117, 1118 and 1119
  - new ADC driver
* max9611
  - new ADC driver
* pm8xxx hk/xoadc
  - new driver with some shared features broken out from the SPMI vadc.
* sun4i-gpadc
  - A33 thermal sensor support (with associated rework)
* stm32-dac
  - new driver and bindings
* stm32 trigger
  - enable support of quadrature encoder device and counter modes

Features
* apds9960
  - use the runtime pm for normal suspend
* stm32-adc
  - add opition to sest resolution via devicetree
* xoadc
  - augment DT bindings to deal with some weird mux cases

Cleanups
* ad5933
  - protect direct mode using claim and release helpers
* ade7759
  - S_IRUGO and friends to octal in two goes
* adis16203
  - drop unnecessary brackets
* hid-sensor
  - fix unbalanced pm_runtieme_enable error when probing after remove
* lsm6dsx
  - use actual part numbers for device name when known
  - simplify data read pin parsing
* mpu3050
  - avoid double reporting errors

drivers/iio/gyro/mpu3050-i2c.c

@@ -70,9 +70,8 @@ static int mpu3050_i2c_probe(struct i2c_client *client,
 		dev_err(&client->dev, "failed to allocate I2C mux\n");
 	else {
 		mpu3050->i2cmux->priv = mpu3050;
-		ret = i2c_mux_add_adapter(mpu3050->i2cmux, 0, 0, 0);
-		if (ret)
-			dev_err(&client->dev, "failed to add I2C mux\n");
+		/* Ignore failure, not critical */
+		i2c_mux_add_adapter(mpu3050->i2cmux, 0, 0, 0);
 	}
 
 	return 0;