Re: [PATCH 04/14] power: supply: sc27xx: Replace devm_add_action() followed by failure action with devm_add_action_or_reset()

From: Baolin Wang
Date: Tue Jul 09 2019 - 01:44:42 EST


Hi Fuqian,

On Mon, 8 Jul 2019 at 20:33, Fuqian Huang <huangfq.daxian@xxxxxxxxx> wrote:
>
> devm_add_action_or_reset() is introduced as a helper function which
> internally calls devm_add_action(). If devm_add_action() fails
> then it will execute the action mentioned and return the error code.
> This reduce source code size (avoid writing the action twice)
> and reduce the likelyhood of bugs.
>
> Signed-off-by: Fuqian Huang <huangfq.daxian@xxxxxxxxx>

Looks good to me. Thanks.
Reviewed-by: Baolin Wang <baolin.wang@xxxxxxxxxx>

> ---
> drivers/power/supply/sc27xx_fuel_gauge.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/power/supply/sc27xx_fuel_gauge.c b/drivers/power/supply/sc27xx_fuel_gauge.c
> index 9c184d80088b..58b2970cd359 100644
> --- a/drivers/power/supply/sc27xx_fuel_gauge.c
> +++ b/drivers/power/supply/sc27xx_fuel_gauge.c
> @@ -1023,9 +1023,8 @@ static int sc27xx_fgu_probe(struct platform_device *pdev)
> return ret;
> }
>
> - ret = devm_add_action(dev, sc27xx_fgu_disable, data);
> + ret = devm_add_action_or_reset(dev, sc27xx_fgu_disable, data);
> if (ret) {
> - sc27xx_fgu_disable(data);
> dev_err(dev, "failed to add fgu disable action\n");
> return ret;
> }
> --
> 2.11.0
>


--
Baolin Wang
Best Regards