linux-kernel - Re: [PATCH] powerpc/spufs: Fix refcount leak in spufs_init_isolated

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Message-ID: <CAK8P3a1ayYJ4P8UKndaSUBH=5i6CBMeeerpz-GyHESgbteuSyg@mail.gmail.com>
Date:   Fri, 3 Jun 2022 14:29:07 +0200
From:   Arnd Bergmann <arnd@...db.de>
To:     Miaoqian Lin <linmq006@...il.com>
Cc:     Jeremy Kerr <jk@...abs.org>, Arnd Bergmann <arnd@...db.de>,
        Michael Ellerman <mpe@...erman.id.au>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] powerpc/spufs: Fix refcount leak in spufs_init_isolated_loader

On Fri, Jun 3, 2022 at 2:15 PM Miaoqian Lin <linmq006@...il.com> wrote:
>
> of_find_node_by_path() returns remote device nodepointer with
> refcount incremented, we should use of_node_put() on it when done.
> Add missing of_node_put() to avoid refcount leak.
>
> Fixes: 0afacde3df4c ("[POWERPC] spufs: allow isolated mode apps by starting the SPE loader")
> Signed-off-by: Miaoqian Lin <linmq006@...il.com>


Acked-by: Arnd Bergmann <arnd@...db.de>