[PATCH v2 3/8] iio: accel: adxl380: Use devm-managed mutex initialization

From: Sanjay Chitroda

Date: Fri Apr 17 2026 - 08:56:03 EST


From: Sanjay Chitroda <sanjayembeddedse@xxxxxxxxx>

Use devm_mutex_init() to tie the mutex lifetime to the device and
improve debugging when CONFIG_DEBUG_MUTEXES is enabled.

Signed-off-by: Sanjay Chitroda <sanjayembeddedse@xxxxxxxxx>
---
drivers/iio/accel/adxl380.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/iio/accel/adxl380.c b/drivers/iio/accel/adxl380.c
index e7bb32fbc475..7dca5523091f 100644
--- a/drivers/iio/accel/adxl380.c
+++ b/drivers/iio/accel/adxl380.c
@@ -1967,7 +1967,9 @@ int adxl380_probe(struct device *dev, struct regmap *regmap,
st->chip_info = chip_info;
st->odr = ADXL380_ODR_DSM;

- mutex_init(&st->lock);
+ ret = devm_mutex_init(dev, &st->lock);
+ if (ret)
+ return ret;

indio_dev->channels = adxl380_channels;
indio_dev->num_channels = ARRAY_SIZE(adxl380_channels);
--
2.34.1