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Message-ID: <fb559ee2b165eeb83f40086ded8c44231cabd372.camel@pengutronix.de>
Date: Fri, 17 Jun 2022 17:39:43 +0200
From: Philipp Zabel <p.zabel@...gutronix.de>
To: Liang He <windhl@....com>, linux@...linux.org.uk,
s.hauer@...gutronix.de, kernel@...gutronix.de, saravanak@...gle.com
Cc: linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm: mach-imx: Fix refcount leak bug in src
Hi,
On Fr, 2022-06-17 at 20:12 +0800, Liang He wrote:
> In imx7_src_init(), of_find_compatible_node() will return a node
> pointer with refcount incremented. We should use of_node_put() when
> it is not used anymore.
>
> Signed-off-by: Liang He <windhl@....com>
> ---
> arch/arm/mach-imx/src.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/arch/arm/mach-imx/src.c b/arch/arm/mach-imx/src.c
> index 59a8e8cc4469..fff2776f9180 100644
> --- a/arch/arm/mach-imx/src.c
> +++ b/arch/arm/mach-imx/src.c
> @@ -195,6 +195,7 @@ void __init imx7_src_init(void)
> return;
>
>
>
>
> src_base = of_iomap(np, 0);
> + of_node_put(np);
Thank you for the patch. There is another instance of this pattern a
few lines above, in imx_src_init().
regards
Philipp
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