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From: Brian Masney <bmasney@redhat.com>
To: Yuho Choi <dbgh9129@gmail.com>
Cc: Michael Turquette <mturquette@baylibre.com>,
	Stephen Boyd <sboyd@kernel.org>,
	Nicolas Ferre <nicolas.ferre@microchip.com>,
	Alexandre Belloni <alexandre.belloni@bootlin.com>,
	Claudiu Beznea <claudiu.beznea@tuxon.dev>,
	Kees Cook <kees@kernel.org>,
	"Rafael J. Wysocki (Intel)" <rafael@kernel.org>,
	Thierry Reding <treding@nvidia.com>,
	linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v1] clk: at91: keep securam node alive while mapping it
Date: Mon, 1 Jun 2026 11:20:29 -0400	[thread overview]
Message-ID: <ah2jPV0IvbV6yQ6x@redhat.com> (raw)
In-Reply-To: <20260529042051.1626978-1-dbgh9129@gmail.com>

On Fri, May 29, 2026 at 12:20:51AM -0400, Yuho Choi wrote:
> pmc_register_ops() gets an owned reference to the
> "atmel,sama5d2-securam" node with of_find_compatible_node().  The
> success path dropped that reference before passing the node to
> of_iomap(), leaving of_iomap() to consume a node pointer after the caller
> had released its reference.
> 
> Move of_node_put() after of_iomap() so the node remains referenced for
> the mapping operation.  The unavailable-node error path already releases
> the reference.
> 
> Fixes: 4d21be864092 ("clk: at91: pmc: execute suspend/resume only for backup mode")
> Signed-off-by: Yuho Choi <dbgh9129@gmail.com>

Reviewed-by: Brian Masney <bmasney@redhat.com>



      parent reply	other threads:[~2026-06-01 15:20 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-29  4:20 [PATCH v1] clk: at91: keep securam node alive while mapping it Yuho Choi
2026-05-29 21:02 ` Alexandre Belloni
2026-06-01 15:20 ` Brian Masney [this message]

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