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

Signed-off-by: Xichao Zhao <zhao.xichao@vivo.com>
---
 drivers/iio/proximity/d3323aa.c | 3 +--
 drivers/iio/proximity/hx9023s.c | 3 +--
 drivers/iio/proximity/irsd200.c | 6 ++----
 3 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/iio/proximity/d3323aa.c b/drivers/iio/proximity/d3323aa.c
index d4c3dbea9bb0..30821f583454 100644
--- a/drivers/iio/proximity/d3323aa.c
+++ b/drivers/iio/proximity/d3323aa.c
@@ -722,8 +722,7 @@ static int d3323aa_probe(struct platform_device *pdev)
 
 	indio_dev = devm_iio_device_alloc(dev, sizeof(*data));
 	if (!indio_dev)
-		return dev_err_probe(dev, -ENOMEM,
-				     "Could not allocate iio device\n");
+		return -ENOMEM;
 
 	data = iio_priv(indio_dev);
 	data->dev = dev;
diff --git a/drivers/iio/proximity/hx9023s.c b/drivers/iio/proximity/hx9023s.c
index 33781c314728..2918dfc0df54 100644
--- a/drivers/iio/proximity/hx9023s.c
+++ b/drivers/iio/proximity/hx9023s.c
@@ -1141,8 +1141,7 @@ static int hx9023s_probe(struct i2c_client *client)
 						    indio_dev->name,
 						    iio_device_id(indio_dev));
 		if (!data->trig)
-			return dev_err_probe(dev, -ENOMEM,
-					     "iio trigger alloc failed\n");
+			return -ENOMEM;
 
 		data->trig->ops = &hx9023s_trigger_ops;
 		iio_trigger_set_drvdata(data->trig, indio_dev);
diff --git a/drivers/iio/proximity/irsd200.c b/drivers/iio/proximity/irsd200.c
index 253e4aef22fb..65af31d43453 100644
--- a/drivers/iio/proximity/irsd200.c
+++ b/drivers/iio/proximity/irsd200.c
@@ -862,8 +862,7 @@ static int irsd200_probe(struct i2c_client *client)
 
 	indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*data));
 	if (!indio_dev)
-		return dev_err_probe(&client->dev, -ENOMEM,
-				     "Could not allocate iio device\n");
+		return -ENOMEM;
 
 	data = iio_priv(indio_dev);
 	data->dev = &client->dev;
@@ -916,8 +915,7 @@ static int irsd200_probe(struct i2c_client *client)
 	trigger = devm_iio_trigger_alloc(data->dev, "%s-dev%d", indio_dev->name,
 					 iio_device_id(indio_dev));
 	if (!trigger)
-		return dev_err_probe(data->dev, -ENOMEM,
-				     "Could not allocate iio trigger\n");
+		return -ENOMEM;
 
 	trigger->ops = &irsd200_trigger_ops;
 	iio_trigger_set_drvdata(trigger, data);
-- 
2.34.1