[PATCH 2/7] iio: dac: ad7303: Use devm_mutex_init()

[David Carlier]

Use devm_mutex_init() which is helpful with CONFIG_DEBUG_MUTEXES.

Signed-off-by: David Carlier <devnexen@xxxxxxxxx>
---
 drivers/iio/dac/ad7303.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/iio/dac/ad7303.c b/drivers/iio/dac/ad7303.c
index a88cc639047d..1c2960fa9743 100644
--- a/drivers/iio/dac/ad7303.c
+++ b/drivers/iio/dac/ad7303.c
@@ -218,7 +218,9 @@ static int ad7303_probe(struct spi_device *spi)
 
 	st->spi = spi;
 
-	mutex_init(&st->lock);
+	ret = devm_mutex_init(&spi->dev, &st->lock);
+	if (ret)
+		return ret;
 
 	st->vdd_reg = devm_regulator_get(&spi->dev, "Vdd");
 	if (IS_ERR(st->vdd_reg))
-- 
2.53.0