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SubjectRe: [PATCH 3/4] clk: renesas: cpg-mssr: Check return value of pm_genpd_init()
Hi Sergey,

On Thu, Nov 18, 2021 at 6:44 PM Sergey Shtylyov <s.shtylyov@omp.ru> wrote:
> On 11/18/21 6:29 PM, Geert Uytterhoeven wrote:
>
> [...]
> >> Make sure we check the return value of pm_genpd_init() which might fail.
> >> Also add a devres action to remove the power-domain in-case the probe
> >> callback fails further down in the code flow.
> >>
> >> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> >
> > Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
> > i.e. will queue in renesas-clk-for-v5.17.
> >
> >> @@ -574,7 +580,13 @@ static int __init cpg_mssr_add_clk_domain(struct device *dev,
> >> GENPD_FLAG_ACTIVE_WAKEUP;
> >> genpd->attach_dev = cpg_mssr_attach_dev;
> >> genpd->detach_dev = cpg_mssr_detach_dev;
> >> - pm_genpd_init(genpd, &pm_domain_always_on_gov, false);
> >> + ret = pm_genpd_init(genpd, &pm_domain_always_on_gov, false);
> >> + if (ret)
> >> + return ret;
> >> + ret = devm_add_action_or_reset(dev, cpg_mssr_genpd_remove, genpd);
> >
> > Will insert a blank line here.
>
> You mean after *return*? Else I don't think we need an empty line. :-)

Meh, fortunately I'm better at making the actual code change ;-)

>
> >
> >> + if (ret)
> >> + return ret;
> >> +
> >> cpg_mssr_clk_domain = pd;
> >>
> >> of_genpd_add_provider_simple(np, genpd);

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds

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