linux-kernel - [PATCH -next] ASoC: tegra: Add missing of_node_put() in tegra_machine_parse

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Date:   Thu, 17 Jun 2021 19:30:47 +0800
From:   Zou Wei <zou_wei@...wei.com>
To:     <lgirdwood@...il.com>, <broonie@...nel.org>, <perex@...ex.cz>,
        <tiwai@...e.com>, <thierry.reding@...il.com>,
        <jonathanh@...dia.com>
CC:     <alsa-devel@...a-project.org>, <linux-tegra@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, Zou Wei <zou_wei@...wei.com>
Subject: [PATCH -next] ASoC: tegra: Add missing of_node_put() in tegra_machine_parse_phandle()

The function is missing a of_node_put on node, fix this by adding the call
before returning.

Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Zou Wei <zou_wei@...wei.com>
---
 sound/soc/tegra/tegra_asoc_machine.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/sound/soc/tegra/tegra_asoc_machine.c b/sound/soc/tegra/tegra_asoc_machine.c
index 397f326..cba55ca 100644
--- a/sound/soc/tegra/tegra_asoc_machine.c
+++ b/sound/soc/tegra/tegra_asoc_machine.c
@@ -336,9 +336,12 @@ tegra_machine_parse_phandle(struct device *dev, const char *name)
 	}
 
 	err = devm_add_action_or_reset(dev, tegra_machine_node_release, np);
-	if (err)
+	if (err) {
+		of_node_put(np);
 		return ERR_PTR(err);
+	}
 
+	of_node_put(np);
 	return np;
 }
 
-- 
2.6.2