Re: [PATCH] driver core: Let dev_err_probe() use the symbolic error code

[Andrzej Hajda]

Hi Uwe,

On 11.08.2020 09:20, Uwe Kleine-König wrote:
> This makes the error message:
>
> 	error -EIO: ...
>
> instead of
>
> 	error -5: ...
>
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>
> ---
>   drivers/base/core.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/base/core.c b/drivers/base/core.c
> index ac1046a382bc..33734d8831c7 100644
> --- a/drivers/base/core.c
> +++ b/drivers/base/core.c
> @@ -4237,10 +4237,10 @@ int dev_err_probe(const struct device *dev, int err, const char *fmt, ...)
>   	vaf.va = &args;
>   
>   	if (err != -EPROBE_DEFER) {
> -		dev_err(dev, "error %d: %pV", err, &vaf);
> +		dev_err(dev, "error %pE: %pV", ERR_PTR(err), &vaf);
>   	} else {
>   		device_set_deferred_probe_reason(dev, &vaf);
> -		dev_dbg(dev, "error %d: %pV", err, &vaf);
> +		dev_dbg(dev, "error %pE: %pV", ERR_PTR(err), &vaf);


Apparently I have misread docs about %pE flag. Thanks for spotting this.

Reviewed-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>

Regards
Andrzej


>   	}
>   
>   	va_end(args);