From: Tzung-Bi Shih <tzungbi@kernel.org>
To: Miaoqian Lin <linmq006@gmail.com>
Cc: Liam Girdwood <lgirdwood@gmail.com>,
Mark Brown <broonie@kernel.org>, Jaroslav Kysela <perex@perex.cz>,
Takashi Iwai <tiwai@suse.com>,
Matthias Brugger <matthias.bgg@gmail.com>,
Jiaxin Yu <jiaxin.yu@mediatek.com>,
alsa-devel@alsa-project.org,
linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ASoC: mediatek: mt8192-mt6359: Fix error handling in mt8192_mt6359_dev_probe
Date: Tue, 8 Mar 2022 10:07:12 +0800 [thread overview]
Message-ID: <Yia6UG1fMZGSYzcs@google.com> (raw)
In-Reply-To: <20220308015224.23585-1-linmq006@gmail.com>
On Tue, Mar 08, 2022 at 01:52:22AM +0000, Miaoqian Lin wrote:
> The device_node pointer is returned by of_parse_phandle() with refcount
> incremented. We should use of_node_put() on it when done.
>
> This function only calls of_node_put() in the regular path.
> And it will cause refcount leak in error paths.
> Fix this by calling of_node_put() in error handling too.
>
> Fixes: 4e28491a7a19 ("ASoC: mediatek: mt8192-mt6359: fix device_node leak")
> Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Reviewed-by: Tzung-Bi Shih <tzungbi@kernel.org>
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next prev parent reply other threads:[~2022-03-08 2:08 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-08 1:52 [PATCH] ASoC: mediatek: mt8192-mt6359: Fix error handling in mt8192_mt6359_dev_probe Miaoqian Lin
2022-03-08 2:07 ` Tzung-Bi Shih [this message]
2022-03-08 17:21 ` Mark Brown
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