Re: [PATCH 1/4] iio: adc: ina2xx: Define *device_node only once

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On 20/08/2019 22:11, Michal Simek wrote:
There is no reason to c&p full client->dev.of_node link when simple
variable can keep it.
One comment


Signed-off-by: Michal Simek <michal.simek@xxxxxxxxxx>
---

  drivers/iio/adc/ina2xx-adc.c | 7 ++++---
  1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/iio/adc/ina2xx-adc.c b/drivers/iio/adc/ina2xx-adc.c
index bdd7cba6f6b0..37058d9c2054 100644
--- a/drivers/iio/adc/ina2xx-adc.c
+++ b/drivers/iio/adc/ina2xx-adc.c
@@ -951,6 +951,7 @@ static int ina2xx_probe(struct i2c_client *client,
  	struct ina2xx_chip_info *chip;
  	struct iio_dev *indio_dev;
  	struct iio_buffer *buffer;
+	struct device_node *np = client->dev.of_node;
  	unsigned int val;
  	enum ina2xx_ids type;
  	int ret;
@@ -970,7 +971,7 @@ static int ina2xx_probe(struct i2c_client *client,
  		return PTR_ERR(chip->regmap);
  	}
- if (client->dev.of_node)
+	if (np)
  		type = (enum ina2xx_ids)of_device_get_match_data(&client->dev);
  	else
  		type = id->driver_data;
@@ -978,7 +979,7 @@ static int ina2xx_probe(struct i2c_client *client,
mutex_init(&chip->state_lock); - if (of_property_read_u32(client->dev.of_node,
+	if (of_property_read_u32(np,
  				 "shunt-resistor", &val) < 0) {

This will fit on one line <80 now.

  		struct ina2xx_platform_data *pdata =
  		    dev_get_platdata(&client->dev);
@@ -1016,7 +1017,7 @@ static int ina2xx_probe(struct i2c_client *client,
indio_dev->modes = INDIO_DIRECT_MODE | INDIO_BUFFER_SOFTWARE;
  	indio_dev->dev.parent = &client->dev;
-	indio_dev->dev.of_node = client->dev.of_node;
+	indio_dev->dev.of_node = np;
  	if (id->driver_data == ina226) {
  		indio_dev->channels = ina226_channels;
  		indio_dev->num_channels = ARRAY_SIZE(ina226_channels);



--
Regards
Phil Reid

ElectroMagnetic Imaging Technology Pty Ltd
Development of Geophysical Instrumentation & Software
www.electromag.com.au

3 The Avenue, Midland WA 6056, AUSTRALIA
Ph: +61 8 9250 8100
Fax: +61 8 9250 7100
Email: preid@xxxxxxxxxxxxxxxxx



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