Re: [PATCH] regulator: core: Always use return value when regulator_dev_lookup() fails

[Thierry Reding]

On Mon, Sep 23, 2013 at 04:14:43PM +0100, Mark Brown wrote:
> From: Mark Brown <broo...@linaro.org>
> 
> Ensure that the return value is always set when we return now that the
> logic has changed for regulator_get_optional() so we don't get missing
> codes leaking out.
> 
> Reported-by: Thierry Reding <tred...@nvidia.com>
> Signed-off-by: Mark Brown <broo...@linaro.org>
> ---
>  drivers/regulator/core.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
> index fabbf32..6333080 100644
> --- a/drivers/regulator/core.c
> +++ b/drivers/regulator/core.c
> @@ -1281,12 +1281,13 @@ static struct regulator *_regulator_get(struct device 
> *dev, const char *id,
>       if (rdev)
>               goto found;
>  
> +     regulator = ERR_PTR(ret);
> +
>       /*
>        * If we have return value from dev_lookup fail, we do not expect to
>        * succeed, so, quit with appropriate error value
>        */
>       if (ret && ret != -ENODEV) {
> -             regulator = ERR_PTR(ret);
>               goto out;
>       }

Perhaps remove the { and } now that there's only the "goto out;" left?

Tested-by: Thierry Reding <tred...@nvidia.com>

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