[PATCH 08/21] pinctrl: samsung: Use scope based of_node_put() cleanups
Peng Fan
peng.fan at nxp.com
Wed May 1 16:25:25 PDT 2024
> Subject: Re: [PATCH 08/21] pinctrl: samsung: Use scope based of_node_put()
> cleanups
>
> On 01/05/2024 14:56, Peng Fan (OSS) wrote:
> > From: Peng Fan <peng.fan at nxp.com>
> >
> > Use scope based of_node_put() cleanup to simplify code.
> >
> > Signed-off-by: Peng Fan <peng.fan at nxp.com>
> > ---
> > drivers/pinctrl/samsung/pinctrl-exynos-arm.c | 3 +--
> > drivers/pinctrl/samsung/pinctrl-exynos.c | 16 ++++------------
> > drivers/pinctrl/samsung/pinctrl-s3c64xx.c | 8 ++------
> > drivers/pinctrl/samsung/pinctrl-samsung.c | 26 +++++++-------------------
> > 4 files changed, 14 insertions(+), 39 deletions(-)
> >
> > diff --git a/drivers/pinctrl/samsung/pinctrl-exynos-arm.c
> > b/drivers/pinctrl/samsung/pinctrl-exynos-arm.c
> > index 85ddf49a5188..9a57b3ceb536 100644
> > --- a/drivers/pinctrl/samsung/pinctrl-exynos-arm.c
> > +++ b/drivers/pinctrl/samsung/pinctrl-exynos-arm.c
> > @@ -56,7 +56,7 @@ s5pv210_retention_init(struct
> samsung_pinctrl_drv_data *drvdata,
> > const struct samsung_retention_data *data) {
> > struct samsung_retention_ctrl *ctrl;
> > - struct device_node *np;
> > + struct device_node *np __free(device_node) = NULL;
> > void __iomem *clk_base;
> >
> > ctrl = devm_kzalloc(drvdata->dev, sizeof(*ctrl), GFP_KERNEL); @@
> > -71,7 +71,6 @@ s5pv210_retention_init(struct samsung_pinctrl_drv_data
> *drvdata,
> > }
> >
> > clk_base = of_iomap(np, 0);
> > - of_node_put(np);
>
> I don't think the code as simpler. Previous was very easy to read, obvious, no
> error paths.
>
> To me any conversion of such of_node_get immediately followed by
> of_node_put is unwelcomed. Easy code is being converted to complicated
> one.
ok. I will drop the changes to code pieces as you commented.
Thanks,
Peng.
>
>
> Best regards,
> Krzysztof
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