Re: [PATCH 3/6] i2c: pca-platform: propagate error from i2c_pca_add_numbered_bus

From: Andy Shevchenko
Date: Fri Jun 30 2017 - 04:40:57 EST


On Fri, Jun 30, 2017 at 3:54 AM, Chris Packham
<chris.packham@xxxxxxxxxxxxxxxxxxx> wrote:
> Rather than returning -ENODEV if i2c_pca_add_numbered_bus() fails,
> propagate the error to aid debugging.
>

+ Suggested-by ?

You or Wolfram can use below if you agree on it (I'm fine either way):

Suggested-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>

> Signed-off-by: Chris Packham <chris.packham@xxxxxxxxxxxxxxxxxxx>

> ---
> drivers/i2c/busses/i2c-pca-platform.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/i2c/busses/i2c-pca-platform.c b/drivers/i2c/busses/i2c-pca-platform.c
> index daccef6865e8..853a2abedb05 100644
> --- a/drivers/i2c/busses/i2c-pca-platform.c
> +++ b/drivers/i2c/busses/i2c-pca-platform.c
> @@ -232,9 +232,9 @@ static int i2c_pca_pf_probe(struct platform_device *pdev)
> return ret;
> }
>
> - if (i2c_pca_add_numbered_bus(&i2c->adap) < 0) {
> - return -ENODEV;
> - }
> + ret = i2c_pca_add_numbered_bus(&i2c->adap);
> + if (ret)
> + return ret;
>
> platform_set_drvdata(pdev, i2c);
>
> --
> 2.13.0
>



--
With Best Regards,
Andy Shevchenko