4.19-stable review patch. If anyone has any objections, please let me know. ------------------ From: Yangtao Li <tiny.windzz@xxxxxxxxx> 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@xxxxxxxxxxxxxxx> # 4.4+ Signed-off-by: Yangtao Li <tiny.windzz@xxxxxxxxx> Acked-by: Thierry Reding <treding@xxxxxxxxxx> Signed-off-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- 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: