diff mbox series

[v2,05/18] iio: adc: ltc2497: Simplify with dev_err_probe()

Message ID 20200827192642.1725-5-krzk@kernel.org (mailing list archive)
State New, archived
Headers show
Series [v2,01/18] iio: accel: bma180: Simplify with dev_err_probe() | expand

Commit Message

Krzysztof Kozlowski Aug. 27, 2020, 7:26 p.m. UTC
Common pattern of handling deferred probe can be simplified with
dev_err_probe().  Less code and also it prints the error value.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>

---

Changes since v1:
1. Wrap dev_err_probe() lines at 100 character
---
 drivers/iio/adc/ltc2497-core.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

Comments

Andy Shevchenko Aug. 27, 2020, 7:48 p.m. UTC | #1
On Thu, Aug 27, 2020 at 10:27 PM Krzysztof Kozlowski <krzk@kernel.org> wrote:
>
> Common pattern of handling deferred probe can be simplified with
> dev_err_probe().  Less code and also it prints the error value.

Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>

> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
>
> ---
>
> Changes since v1:
> 1. Wrap dev_err_probe() lines at 100 character
> ---
>  drivers/iio/adc/ltc2497-core.c | 9 ++-------
>  1 file changed, 2 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/iio/adc/ltc2497-core.c b/drivers/iio/adc/ltc2497-core.c
> index 9b8fd9c32364..d337ed96bbb0 100644
> --- a/drivers/iio/adc/ltc2497-core.c
> +++ b/drivers/iio/adc/ltc2497-core.c
> @@ -180,13 +180,8 @@ int ltc2497core_probe(struct device *dev, struct iio_dev *indio_dev)
>                 return ret;
>
>         ddata->ref = devm_regulator_get(dev, "vref");
> -       if (IS_ERR(ddata->ref)) {
> -               if (PTR_ERR(ddata->ref) != -EPROBE_DEFER)
> -                       dev_err(dev, "Failed to get vref regulator: %pe\n",
> -                               ddata->ref);
> -
> -               return PTR_ERR(ddata->ref);
> -       }
> +       if (IS_ERR(ddata->ref))
> +               return dev_err_probe(dev, PTR_ERR(ddata->ref), "Failed to get vref regulator\n");
>
>         ret = regulator_enable(ddata->ref);
>         if (ret < 0) {
> --
> 2.17.1
>
diff mbox series

Patch

diff --git a/drivers/iio/adc/ltc2497-core.c b/drivers/iio/adc/ltc2497-core.c
index 9b8fd9c32364..d337ed96bbb0 100644
--- a/drivers/iio/adc/ltc2497-core.c
+++ b/drivers/iio/adc/ltc2497-core.c
@@ -180,13 +180,8 @@  int ltc2497core_probe(struct device *dev, struct iio_dev *indio_dev)
 		return ret;
 
 	ddata->ref = devm_regulator_get(dev, "vref");
-	if (IS_ERR(ddata->ref)) {
-		if (PTR_ERR(ddata->ref) != -EPROBE_DEFER)
-			dev_err(dev, "Failed to get vref regulator: %pe\n",
-				ddata->ref);
-
-		return PTR_ERR(ddata->ref);
-	}
+	if (IS_ERR(ddata->ref))
+		return dev_err_probe(dev, PTR_ERR(ddata->ref), "Failed to get vref regulator\n");
 
 	ret = regulator_enable(ddata->ref);
 	if (ret < 0) {