From: Thierry Reding <thierry.reding@gmail.com>
To: Johan Hovold <johan@kernel.org>
Cc: Jonathan Hunter <jonathanh@nvidia.com>,
linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org,
stable <stable@vger.kernel.org>,
Mikko Perttunen <mperttunen@nvidia.com>
Subject: Re: [PATCH] soc/tegra: pmc: fix child-node lookup
Date: Thu, 22 Mar 2018 15:24:32 +0100 [thread overview]
Message-ID: <20180322142432.GA5853@ulmo> (raw)
In-Reply-To: <20171115094458.31666-1-johan@kernel.org>
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On Wed, Nov 15, 2017 at 10:44:58AM +0100, Johan Hovold wrote:
> Fix child-node lookup during probe, which ended up searching the whole
> device tree depth-first starting at the parent rather than just matching
> on its children.
>
> To make things worse, the parent pmc node could end up being prematurely
> freed as of_find_node_by_name() drops a reference to its first argument.
>
> Fixes: 3568df3d31d6 ("soc: tegra: Add thermal reset (thermtrip) support to PMC")
> Cc: stable <stable@vger.kernel.org> # 4.0
> Cc: Mikko Perttunen <mperttunen@nvidia.com>
> Signed-off-by: Johan Hovold <johan@kernel.org>
> ---
> drivers/soc/tegra/pmc.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
Applied, thanks.
Thierry
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next prev parent reply other threads:[~2018-03-22 14:24 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-15 9:44 [PATCH] soc/tegra: pmc: fix child-node lookup Johan Hovold
2017-11-16 11:40 ` Mikko Perttunen
2018-01-12 9:19 ` Johan Hovold
2018-03-22 13:52 ` Johan Hovold
2018-03-22 14:24 ` Thierry Reding [this message]
2018-08-13 14:33 ` Johan Hovold
2018-08-14 14:24 ` Thierry Reding
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