On Fri, 20 Apr 2018 21:30:19 +0200
David Veenstra <davidjulianveenstra@xxxxxxxxx> wrote:
> Add variable to hold &spi->dev in ad2s1200_probe. This value is repeatedly
> used in ad2s1200_probe.
>
> Signed-off-by: David Veenstra <davidjulianveenstra@xxxxxxxxx>
No significant gain in readability. Perhaps even a slight lost I'm
going to say no to this one.
Jonathan
> ---
> drivers/staging/iio/resolver/ad2s1200.c | 13 ++++++++-----
> 1 file changed, 8 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/staging/iio/resolver/ad2s1200.c b/drivers/staging/iio/resolver/ad2s1200.c
> index f07aab7e7a35..0a5fc9917e32 100644
> --- a/drivers/staging/iio/resolver/ad2s1200.c
> +++ b/drivers/staging/iio/resolver/ad2s1200.c
> @@ -117,19 +117,22 @@ static int ad2s1200_probe(struct spi_device *spi)
> unsigned short *pins = spi->dev.platform_data;
> struct ad2s1200_state *st;
> struct iio_dev *indio_dev;
> + struct device *dev;
> int pn, ret = 0;
>
> + dev = &spi->dev;
> +
> for (pn = 0; pn < AD2S1200_PN; pn++) {
> - ret = devm_gpio_request_one(&spi->dev, pins[pn], GPIOF_DIR_OUT,
> + ret = devm_gpio_request_one(dev, pins[pn], GPIOF_DIR_OUT,
> DRV_NAME);
> if (ret) {
> - dev_err(&spi->dev, "request gpio pin %d failed\n",
> + dev_err(dev, "request gpio pin %d failed\n",
> pins[pn]);
> return ret;
> }
> }
>
> - indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
> + indio_dev = devm_iio_device_alloc(dev, sizeof(*st));
> if (!indio_dev)
> return -ENOMEM;
>
> @@ -140,14 +143,14 @@ static int ad2s1200_probe(struct spi_device *spi)
> st->sample = pins[0];
> st->rdvel = pins[1];
>
> - indio_dev->dev.parent = &spi->dev;
> + indio_dev->dev.parent = dev;
> indio_dev->info = &ad2s1200_info;
> indio_dev->modes = INDIO_DIRECT_MODE;
> indio_dev->channels = ad2s1200_channels;
> indio_dev->num_channels = ARRAY_SIZE(ad2s1200_channels);
> indio_dev->name = spi_get_device_id(spi)->name;
>
> - ret = devm_iio_device_register(&spi->dev, indio_dev);
> + ret = devm_iio_device_register(dev, indio_dev);
> if (ret)
> return ret;
>
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