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From:   Linus Walleij <linus.walleij@linaro.org>
Date:   Fri, 1 Mar 2019 14:30:07 +0100
Message-ID: <CACRpkdbRfagzAr6zRBtEJ0Z2fvLhiMsy8CPsuiFswf0NjzvCRw@mail.gmail.com>
Subject: Re: [PATCH 11/15] ARM: versatile: fix a leaked reference by
 addingmissing of_node_put
To:     Wen Yang <wen.yang99@zte.com.cn>
Cc:     Liviu Dudau <liviu.dudau@arm.com>,
        Sudeep Holla <sudeep.holla@arm.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
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On Fri, Mar 1, 2019 at 9:57 AM Wen Yang <wen.yang99@zte.com.cn> wrote:

> The call to of_get_next_child returns a node pointer with refcount
> incremented thus it must be explicitly decremented after the last
> usage.
>
> Detected by coccinelle with the following warnings:
> ./arch/arm/mach-versatile/versatile_dt.c:315:2-8: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 302, but without a corresponding object release within this function.
> ./arch/arm/mach-versatile/versatile_dt.c:320:2-8: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 302, but without a corresponding object release within this function.
>
> Signed-off-by: Wen Yang <wen.yang99@zte.com.cn>
> Cc: Linus Walleij <linus.walleij@linaro.org>
> Cc: Russell King <linux@armlinux.org.uk>
> Cc: linux-arm-kernel@lists.infradead.org
> Cc: linux-kernel@vger.kernel.org

Patch applied. Will send upstream next kernel cycle or so.

Yours,
Linus Walleij