Re: [PATCH v2 1/2] clk: samsung: exynos5: Fix possible NULL pointer exception on platform_device_alloc() failure

[Geert Uytterhoeven]

On Thu, Feb 21, 2019 at 12:47 PM Krzysztof Kozlowski <krzk@xxxxxxxxxx> wrote:
> During initialization of subdevices if platform_device_alloc() failed,
> returned NULL pointer will be later dereferenced.  Add proper error
> paths to exynos5_clk_register_subcmu().  The return value of this
> function is still ignored because at this stage of init there is nothing
> we can do.
>
> Fixes: b06a532bf1fa ("clk: samsung: Add Exynos5 sub-CMU clock driver")
> Cc: <stable@xxxxxxxxxxxxxxx>
> Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx>

Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

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