From: Sanjay Chitroda <sanjayembeddedse@gmail.com>
Date: Fri, 17 Apr 2026 12:49:19 +0000 (+0530)
Subject: iio: accel: adxl380: Use devm-managed mutex initialization
X-Git-Tag: v7.2-rc1~67^2~5^2~230
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1ed49c5e6b6da868ff226706d54919e1e10cf991;p=thirdparty%2Fkernel%2Flinux.git

iio: accel: adxl380: Use devm-managed mutex initialization

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@gmail.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
---

diff --git a/drivers/iio/accel/adxl380.c b/drivers/iio/accel/adxl380.c
index e7bb32fbc4752..7dca5523091fc 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);