linux-kernel - [PATCH 5.4 071/214] PM / devfreq: rk3399_dmc: Add missing of_node

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Message-Id: <20200901150956.374418546@linuxfoundation.org>
Date:   Tue,  1 Sep 2020 17:09:11 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Yangtao Li <tiny.windzz@...il.com>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.4 071/214] PM / devfreq: rk3399_dmc: Add missing of_node_put()

From: Yangtao Li <tiny.windzz@...il.com>

[ Upstream commit 29d867e97f7d781972ed542acfca3c2c0b512603 ]

of_node_put() needs to be called when the device node which is got
from of_parse_phandle has finished using.

Signed-off-by: Yangtao Li <tiny.windzz@...il.com>
Signed-off-by: Chanwoo Choi <cw00.choi@...sung.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/devfreq/rk3399_dmc.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/devfreq/rk3399_dmc.c b/drivers/devfreq/rk3399_dmc.c
index 2e65d7279d79e..2f1027c5b6475 100644
--- a/drivers/devfreq/rk3399_dmc.c
+++ b/drivers/devfreq/rk3399_dmc.c
@@ -372,6 +372,7 @@ static int rk3399_dmcfreq_probe(struct platform_device *pdev)
 	node = of_parse_phandle(np, "rockchip,pmu", 0);
 	if (node) {
 		data->regmap_pmu = syscon_node_to_regmap(node);
+		of_node_put(node);
 		if (IS_ERR(data->regmap_pmu))
 			return PTR_ERR(data->regmap_pmu);
 	}
-- 
2.25.1