[PATCH 6.0 0996/1073] hwmon: (jc42) Fix missing unlock on error in jc42_write()

Greg Kroah-Hartman
2022-12-28T16:49:53Z

From: Yang Yingliang <yangyingliang@huawei.com>

[ Upstream commit b744db17abf6a2efc2bfa80870cc88e9799a8ccc ]

Add the missing unlock before return from function jc42_write()
in the error handling case.

Fixes: 37dedaee8bc6 ("hwmon: (jc42) Convert register access and caching to regmap/regcache")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Link: https://lore.kernel.org/r/20221027062931.598247-1-yangyingliang@huawei.com
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/hwmon/jc42.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/hwmon/jc42.c b/drivers/hwmon/jc42.c
index 5004b17c5682..50aea882ac09 100644
--- a/drivers/hwmon/jc42.c
+++ b/drivers/hwmon/jc42.c
@@ -350,7 +350,7 @@ static int jc42_write(struct device *dev, enum hwmon_sensor_types type,
ret = regmap_read(data->regmap, JC42_REG_TEMP_CRITICAL,
&regval);
if (ret)
- return ret;
+ break;

/*
* JC42.4 compliant chips only support four hysteresis values.
--
2.35.1