Re: [PATCH] Input: axp20x-pek: use devm_add_action_or_reset

From: Dmitry Torokhov
Date: Wed Jul 06 2016 - 14:01:46 EST


On Sun, Jul 03, 2016 at 09:40:42PM +0100, Sudip Mukherjee wrote:
> On Sunday 12 June 2016 03:12 PM, Sudip Mukherjee wrote:
> >If devm_add_action() fails we are explicitly calling
> >axp20x_remove_sysfs_group() to free the resources allocated. Lets use
> >the helper devm_add_action_or_reset() and return directly in case of
> >error, as we know that the cleanup function has been already called by
> >the helper if there was any error.
> >
> >Signed-off-by: Sudip Mukherjee <sudip.mukherjee@xxxxxxxxxxxxxxx>
> >---
>
> A gentle ping.

Hmm, I need to try and get Greg accept my devm_add_sysfs_group(), if
that fails I'll take this patch.

Thanks.

>
> Regards
> Sudip
>
>
> > drivers/input/misc/axp20x-pek.c | 6 +++---
> > 1 file changed, 3 insertions(+), 3 deletions(-)
> >
> >diff --git a/drivers/input/misc/axp20x-pek.c b/drivers/input/misc/axp20x-pek.c
> >index 1ac898d..419ca97 100644
> >--- a/drivers/input/misc/axp20x-pek.c
> >+++ b/drivers/input/misc/axp20x-pek.c
> >@@ -260,10 +260,10 @@ static int axp20x_pek_probe(struct platform_device *pdev)
> > return error;
> > }
> >
> >- error = devm_add_action(&pdev->dev,
> >- axp20x_remove_sysfs_group, &pdev->dev);
> >+ error = devm_add_action_or_reset(&pdev->dev,
> >+ axp20x_remove_sysfs_group,
> >+ &pdev->dev);
> > if (error) {
> >- axp20x_remove_sysfs_group(&pdev->dev);
> > dev_err(&pdev->dev, "Failed to add sysfs cleanup action: %d\n",
> > error);
> > return error;
> >
>

--
Dmitry