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

[Michal Simek]

There is no reason to c&p full client->dev.of_node link when simple
variable can keep it.

Signed-off-by: Michal Simek <michal.si...@xilinx.com>
---

 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) {
                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);
-- 
2.17.1