[PATCH 6.18 200/752] hwmon: (nct7363) Fix a resource leak in nct7363_present_pwm_fanin

Sasha Levin
2026-02-28T17:50:58Z

From: Felix Gu <gu_0233@qq.com>

[ Upstream commit 4923bbff0bcffe488b3aa76829c829bd15b02585 ]

When calling of_parse_phandle_with_args(), the caller is responsible
to call of_node_put() to release the reference of device node.
In nct7363_present_pwm_fanin, it does not release the reference,
causing a resource leak.

Signed-off-by: Felix Gu <gu_0233@qq.com>
Link: https://lore.kernel.org/r/tencent_9717645269E4C07D3D131F52201E12E5E10A@qq.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/hwmon/nct7363.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/hwmon/nct7363.c b/drivers/hwmon/nct7363.c
index e13ab918b1abe..56ac42e4a8653 100644
--- a/drivers/hwmon/nct7363.c
+++ b/drivers/hwmon/nct7363.c
@@ -351,6 +351,7 @@ static int nct7363_present_pwm_fanin(struct device *dev,
if (ret)
return ret;

+ of_node_put(args.np);
if (args.args[0] >= NCT7363_PWM_COUNT)
return -EINVAL;
data->pwm_mask |= BIT(args.args[0]);
--
2.51.0