From: Johan Hovold <johan@kernel.org>
To: Doug Anderson <dianders@chromium.org>
Cc: Mark Brown <broonie@kernel.org>,
Liam Girdwood <lgirdwood@gmail.com>,
linux-kernel@vger.kernel.org, stable@vger.kernel.org,
Sebastian Reichel <sebastian.reichel@collabora.com>
Subject: Re: [PATCH 2/2] regulator: rk808: fix OF node reference imbalance
Date: Wed, 8 Apr 2026 09:34:00 +0200 [thread overview]
Message-ID: <adYE6DsX1xQWmlvd@hovoldconsulting.com> (raw)
In-Reply-To: <CAD=FV=WevFKZs5fgvs-ESNaXsZgGnnREuSQv3eDx+SCz_FibXw@mail.gmail.com>
On Tue, Apr 07, 2026 at 05:57:06PM -0700, Doug Anderson wrote:
> On Tue, Apr 7, 2026 at 2:42 AM Johan Hovold <johan@kernel.org> wrote:
> >
> > The driver reuses the OF node of the parent multi-function device but
> > fails to take another reference to balance the one dropped by the
> > platform bus code when unbinding the MFD and deregistering the child
> > devices.
> >
> > Fix this by using the intended helper for reusing OF nodes.
> >
> > Fixes: 5111c931f36c ("regulator: rk808: cleanup parent device usage")
>
> I don't think this is quite the right "Fixes". Even before that
> commit, the driver copied the parent's "of_node" and still set
> "of_node_reused".
>
> The first place I see the parent's "of_node" being copied is actually
> commit 647e57351f8e ("regulator: rk808: reduce 'struct rk808' usage").
> "of_node_reused" is first set in commit 1b9e86d445a0 ("regulator:
> rk808: fix asynchronous probing"), but really that should have been
> set in the beginning anyway...
Indeed, thanks for catching that. I've just sent a v2 of the series with
the correct tag and that includes all of the regulator fixes that
unfortunately ended up being being spread over three series.
Johan
prev parent reply other threads:[~2026-04-08 7:34 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20260407094156.2573027-1-johan@kernel.org>
2026-04-07 9:41 ` [PATCH 1/2] regulator: bq257xx: fix OF node reference imbalance Johan Hovold
2026-04-08 0:57 ` Doug Anderson
2026-04-07 9:41 ` [PATCH 2/2] regulator: rk808: " Johan Hovold
2026-04-07 10:41 ` Sebastian Reichel
2026-04-08 0:57 ` Doug Anderson
2026-04-08 7:34 ` Johan Hovold [this message]
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