linux-kernel - Re: [PATCH] arm: pm: call put_device instead of of_node_put in at91_pm_config

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Message-ID: <20180827151149.GE23428@piout.net>
Date:   Mon, 27 Aug 2018 17:11:49 +0200
From:   Alexandre Belloni <alexandre.belloni@...tlin.com>
To:     zhong jiang <zhongjiang@...wei.com>
Cc:     Claudiu.Beznea@...rochip.com, linux@...linux.org.uk,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm: pm: call put_device instead of of_node_put in
 at91_pm_config_ws

On 16/08/2018 18:26:22+0800, zhong jiang wrote:
> of_find_device_by_node takes a reference to the struct device when it
> finds a match via get_device. but it fails to put_device in
> at91_pm_config_ws, for_each_matching_node_and_match will get and put
> the node properly, there is no need to call the of_put_node. Therefore,
> just call put_device instead of of_node_put in at91_pm_config_ws.
> 
> Fixes: d7484f5c6b3b ("ARM: at91: pm: configure wakeup sources for ULP1 mode")
> Suggested-by: Claudiu Beznea <Claudiu.Beznea@...rochip.com>
> Signed-off-by: zhong jiang <zhongjiang@...wei.com>
> ---
>  arch/arm/mach-at91/pm.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 

Applied, thanks.

-- 
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com