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From: "Russell King (Oracle)" <linux@armlinux.org.uk>
To: Stefan Wiehler <stefan.wiehler@nokia.com>
Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH RESENDv2] arm: topology: Consider clock-frequency property from parent /cpus node
Date: Fri, 16 Dec 2022 12:53:42 +0000	[thread overview]
Message-ID: <Y5xqVmO9ZHWYW3Du@shell.armlinux.org.uk> (raw)
In-Reply-To: <20221216124157.13270-1-stefan.wiehler@nokia.com>

Hi,

On Fri, Dec 16, 2022 at 01:41:58PM +0100, Stefan Wiehler wrote:
> +	cn = of_get_cpu_node(cpu, NULL);
> +	if (!cn)
> +		pr_err("missing device node for CPU %d\n", cpu);
> +	cn = of_get_parent(cn);

Doesn't this need to do an of_node_put()?

> +	if (!cn)
> +		pr_err("missing parent node for CPU %d\n", cpu);
> +	common_rate = of_get_property(cn, "clock-frequency", &common_rate_len);

And here too?

Thanks.

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last!

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WARNING: multiple messages have this Message-ID (diff)
From: "Russell King (Oracle)" <linux@armlinux.org.uk>
To: Stefan Wiehler <stefan.wiehler@nokia.com>
Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH RESENDv2] arm: topology: Consider clock-frequency property from parent /cpus node
Date: Fri, 16 Dec 2022 12:53:42 +0000	[thread overview]
Message-ID: <Y5xqVmO9ZHWYW3Du@shell.armlinux.org.uk> (raw)
In-Reply-To: <20221216124157.13270-1-stefan.wiehler@nokia.com>

Hi,

On Fri, Dec 16, 2022 at 01:41:58PM +0100, Stefan Wiehler wrote:
> +	cn = of_get_cpu_node(cpu, NULL);
> +	if (!cn)
> +		pr_err("missing device node for CPU %d\n", cpu);
> +	cn = of_get_parent(cn);

Doesn't this need to do an of_node_put()?

> +	if (!cn)
> +		pr_err("missing parent node for CPU %d\n", cpu);
> +	common_rate = of_get_property(cn, "clock-frequency", &common_rate_len);

And here too?

Thanks.

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last!

  reply	other threads:[~2022-12-16 12:56 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-12-16 12:41 [PATCH RESENDv2] arm: topology: Consider clock-frequency property from parent /cpus node Stefan Wiehler
2022-12-16 12:41 ` Stefan Wiehler
2022-12-16 12:53 ` Russell King (Oracle) [this message]
2022-12-16 12:53   ` Russell King (Oracle)
2023-01-23  9:08   ` Stefan Wiehler
2023-01-23  9:08     ` Stefan Wiehler

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