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[v2,11/13] iio: light: al3320a: Improve error handling with dev_err_probe

Message ID 20250319-al3010-iio-regmap-v2-11-1310729d0543@ixit.cz (mailing list archive)
State Changes Requested
Headers show
Series iio: light: Modernize al3010 and al3320a codebase | expand

Commit Message

David Heidelberg March 19, 2025, 8:59 p.m. UTC
From: David Heidelberg <david@ixit.cz>

Slight simplification of the code.

Signed-off-by: David Heidelberg <david@ixit.cz>
---
 drivers/iio/light/al3320a.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

Comments

Jonathan Cameron March 30, 2025, 5:38 p.m. UTC | #1
On Wed, 19 Mar 2025 21:59:50 +0100
David Heidelberg via B4 Relay <devnull+david.ixit.cz@kernel.org> wrote:

> From: David Heidelberg <david@ixit.cz>
> 
> Slight simplification of the code.
> 
> Signed-off-by: David Heidelberg <david@ixit.cz>
> ---
>  drivers/iio/light/al3320a.c | 10 ++++------
>  1 file changed, 4 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/iio/light/al3320a.c b/drivers/iio/light/al3320a.c
> index 1b2b0359ed5dad5e00d2fe584f8f3495c13c997e..1943e6f34a70b00b5d732dbf4ae6ccb4376303b7 100644
> --- a/drivers/iio/light/al3320a.c
> +++ b/drivers/iio/light/al3320a.c
> @@ -206,14 +206,12 @@ static int al3320a_probe(struct i2c_client *client)
>  	indio_dev->modes = INDIO_DIRECT_MODE;
>  
>  	ret = al3320a_init(data);
> -	if (ret < 0) {
> -		dev_err(dev, "al3320a chip init failed\n");
> -		return ret;
> -	}
> +	if (ret)
> +		return dev_err_probe(dev, ret, "failed to init ALS\n");
>  
>  	ret = devm_add_action_or_reset(dev, al3320a_set_pwr_off, data);
Seeing this here made me look. Seems that the error path I highlighted in
patch 9 is here as well. I'd push this devm registration down into init
where it can immediately follow the power up.

> -	if (ret < 0)
> -		return ret;
> +	if (ret)
> +		return dev_err_probe(dev, ret, "failed to add action\n");
>  
>  	return devm_iio_device_register(dev, indio_dev);
>  }
>
diff mbox series

Patch

diff --git a/drivers/iio/light/al3320a.c b/drivers/iio/light/al3320a.c
index 1b2b0359ed5dad5e00d2fe584f8f3495c13c997e..1943e6f34a70b00b5d732dbf4ae6ccb4376303b7 100644
--- a/drivers/iio/light/al3320a.c
+++ b/drivers/iio/light/al3320a.c
@@ -206,14 +206,12 @@  static int al3320a_probe(struct i2c_client *client)
 	indio_dev->modes = INDIO_DIRECT_MODE;
 
 	ret = al3320a_init(data);
-	if (ret < 0) {
-		dev_err(dev, "al3320a chip init failed\n");
-		return ret;
-	}
+	if (ret)
+		return dev_err_probe(dev, ret, "failed to init ALS\n");
 
 	ret = devm_add_action_or_reset(dev, al3320a_set_pwr_off, data);
-	if (ret < 0)
-		return ret;
+	if (ret)
+		return dev_err_probe(dev, ret, "failed to add action\n");
 
 	return devm_iio_device_register(dev, indio_dev);
 }