From: David Carlier <devnexen@gmail.com>
Date: Fri, 10 Apr 2026 19:37:34 +0000 (+0100)
Subject: iio: dac: ad5755: Use devm_mutex_init()
X-Git-Tag: v7.2-rc1~67^2~5^2~200
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e7394ce0e5bb7fe86b8f9b3ceabf197ff40287a8;p=thirdparty%2Fkernel%2Flinux.git

iio: dac: ad5755: Use devm_mutex_init()

Use devm_mutex_init() which is helpful with CONFIG_DEBUG_MUTEXES.

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

diff --git a/drivers/iio/dac/ad5755.c b/drivers/iio/dac/ad5755.c
index d0e5f35462b1b..cc6d56140d667 100644
--- a/drivers/iio/dac/ad5755.c
+++ b/drivers/iio/dac/ad5755.c
@@ -827,8 +827,9 @@ static int ad5755_probe(struct spi_device *spi)
 	indio_dev->modes = INDIO_DIRECT_MODE;
 	indio_dev->num_channels = AD5755_NUM_CHANNELS;
 
-	mutex_init(&st->lock);
-
+	ret = devm_mutex_init(&spi->dev, &st->lock);
+	if (ret)
+		return ret;
 
 	pdata = ad5755_parse_fw(&spi->dev);
 	if (!pdata) {