Re: [PATCH] fix: clk/samsung: exynos_clkout_probe: success path leaks parent clock references from of_clk_get_by_name
From: Greg KH
Date: Sat Jun 27 2026 - 13:28:17 EST
On Sat, Jun 27, 2026 at 07:42:36PM +0800, WenTao Liang wrote:
>
>
> > 2026年6月26日 22:24,Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> 写道:
> >
> > On Fri, Jun 26, 2026 at 08:01:35PM +0800, WenTao Liang wrote:
> >> of_clk_get_by_name() acquires clock references stored in the local
> >> parents[] array. All error paths correctly release these via the clks_put
> >> label, but the success path returns 0 without releasing the parent
> >> references. The references were only needed to obtain clock names for
> >> registration and are permanently leaked after probe completes.
> >>
> >> Cc: stable@xxxxxxxxxxxxxxx
> >> Fixes: 9484f2cb8332 ("clk: samsung: exynos-clkout: convert to module driver")
> >> Signed-off-by: WenTao Liang <vulab@xxxxxxxxxxx>
> >> ---
> >> drivers/clk/samsung/clk-exynos-clkout.c | 4 ++++
> >> 1 file changed, 4 insertions(+)
> >
> > For all of these, you are not using the normal kernel style, which means
> > a LLM is generating them, which implies that you did not properly
> > document what tool found/fixed all of these. So please go back and fix
> > them all up and resend them properly, after telling the
> > maintainers/developers that the originals should be ignored.
> >
> > thanks,
> >
> > greg k-h
>
>
>
> Thank you for the review and guidance. I understand the issues now.
>
> I will:
> 1. Study the proper kernel coding style
> 2. If using any automated tools, document them properly in the commit
> message
> 3. Fix all the patches following the correct style
> 4. Send a v2 series with proper version history
> 5. Inform all maintainers that the original patches should be ignored
Do this right now please!
> I apologize for the inconvenience and will ensure future submissions
> follow all kernel submission guidelines properly.
Also try learning this by doing just a few patches first, not hundreds,
otherwise you run the risk of being outright banned from development.
good luck!
greg k-h