Re: [PATCH 3/5] thermal: exynos: Use IS_ERR() because regulator cannot be NULL

From: Lukasz Majewski
Date: Wed Nov 04 2015 - 06:18:08 EST


Hi Alim,

> Hello,
>
> On Thu, Oct 8, 2015 at 11:04 AM, Krzysztof Kozlowski
> <k.kozlowski@xxxxxxxxxxx> wrote:
> > The NULL check in probe's error path is not needed because in that
> > time the regulator cannot be NULL (regulator_get() returns valid
> > pointer or ERR_PTR).
> >
> > Signed-off-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
> > ---
> Reviewed-by: Alim Akhtar <alim.akhtar@xxxxxxxxxxx>
>
> > drivers/thermal/samsung/exynos_tmu.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/thermal/samsung/exynos_tmu.c
> > b/drivers/thermal/samsung/exynos_tmu.c index
> > bc71a61f0c4a..eac6aebf82f3 100644 ---
> > a/drivers/thermal/samsung/exynos_tmu.c +++
> > b/drivers/thermal/samsung/exynos_tmu.c @@ -1396,7 +1396,7 @@
> > err_clk_sec: if (!IS_ERR(data->clk_sec))
> > clk_unprepare(data->clk_sec);
> > err_sensor:
> > - if (!IS_ERR_OR_NULL(data->regulator))
> > + if (!IS_ERR(data->regulator))
> > regulator_disable(data->regulator);
> >
> > return ret;
> > --
> > 1.9.1
> >
> > --
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>
>
>

Acked-by: Lukasz Majewski <l.majewski@xxxxxxxxxxx>
Tested-by: Lukasz Majewski <l.majewski@xxxxxxxxxxx>

--
Best regards,

Lukasz Majewski

Samsung R&D Institute Poland (SRPOL) | Linux Platform Group
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