iio: light: Remove dev_err_probe() if error is -ENOMEM

The dev_err_probe() doesn't do anything when the error is '-ENOMEM'.
Therefore, remove the useless call to dev_err_probe(), and just return the
value instead.

Signed-off-by: Xichao Zhao <[e-mail]>
Reviewed-by: Andy Shevchenko <[e-mail]>
Link: https://patch.msgid.link/[e-mail]
Signed-off-by: Jonathan Cameron <[e-mail]>

drivers/iio/light/opt4060.c

···
 	name = devm_kasprintf(chip->dev, GFP_KERNEL, "%s-opt4060",
 			      dev_name(chip->dev));
 	if (!name)
-		return dev_err_probe(chip->dev, -ENOMEM, "Failed to alloc chip name\n");
+		return -ENOMEM;
 
 	ret = devm_request_threaded_irq(chip->dev, chip->irq, NULL, opt4060_irq_thread,
 					IRQF_TRIGGER_FALLING | IRQF_ONESHOT,

drivers/iio/light/veml6040.c

···
 
 	indio_dev = devm_iio_device_alloc(dev, sizeof(*data));
 	if (!indio_dev)
-		return dev_err_probe(dev, -ENOMEM,
-				     "IIO device allocation failed\n");
+		return -ENOMEM;
 
 	regmap = devm_regmap_init_i2c(client, &veml6040_regmap_config);
 	if (IS_ERR(regmap))