Linux 4.19.31

[thirdparty/kernel/stable-queue.git] / releases / 4.19.31 / cpufreq-tegra124-add-missing-of_node_put.patch

From 446fae2bb5395f3028d8e3aae1508737e5a72ea1 Mon Sep 17 00:00:00 2001
From: Yangtao Li <tiny.windzz@gmail.com>
Date: Mon, 4 Feb 2019 02:48:54 -0500
Subject: cpufreq: tegra124: add missing of_node_put()

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

commit 446fae2bb5395f3028d8e3aae1508737e5a72ea1 upstream.

of_cpu_device_node_get() will increase the refcount of device_node,
it is necessary to call of_node_put() at the end to release the
refcount.

Fixes: 9eb15dbbfa1a2 ("cpufreq: Add cpufreq driver for Tegra124")
Cc: <stable@vger.kernel.org> # 4.4+
Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/cpufreq/tegra124-cpufreq.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/drivers/cpufreq/tegra124-cpufreq.c
+++ b/drivers/cpufreq/tegra124-cpufreq.c
@@ -134,6 +134,8 @@ static int tegra124_cpufreq_probe(struct
 
 	platform_set_drvdata(pdev, priv);
 
+	of_node_put(np);
+
 	return 0;
 
 out_switch_to_pllx: