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SubjectRe: [PATCH -next v2] clk: renesas: fix return value and unused assignment
On Thu, Jun 17, 2021 at 9:25 AM Geert Uytterhoeven <geert@linux-m68k.org> wrote:
> On Thu, Jun 17, 2021 at 4:22 AM Yang Li <yang.lee@linux.alibaba.com> wrote:
> > Currently the function returns NULL on error, so exact error code is lost.
> > This patch changes return convention of the function to use ERR_PTR()
> > on error instead.
> >
> > Reported-by: Abaci Robot <abaci@linux.alibaba.com>
> > Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
>
> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
> i.e. will queue in renesas-clk-for-v5.15.
>
> > --- a/drivers/clk/renesas/renesas-rzg2l-cpg.c
> > +++ b/drivers/clk/renesas/renesas-rzg2l-cpg.c
> > @@ -182,8 +182,7 @@ static unsigned long rzg2l_cpg_pll_clk_recalc_rate(struct clk_hw *hw,
> >
> > pll_clk = devm_kzalloc(dev, sizeof(*pll_clk), GFP_KERNEL);
> > if (!pll_clk) {
> > - clk = ERR_PTR(-ENOMEM);
> > - return NULL;
> > + return ERR_PTR(-ENOMEM);
> > }
>
> I'll drop the curly braces while applying.

... and the now unused clk variable.

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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