Commit 869aa5e8 authored by Andy Shevchenko's avatar Andy Shevchenko Committed by Jonathan Cameron
Browse files

iio: adc: pac1921: Check for error code from devm_mutex_init() call 



Even if it's not critical, the avoidance of checking the error code
from devm_mutex_init() call today diminishes the point of using devm
variant of it. Tomorrow it may even leak something. Add the missed
check.

Fixes: 371f778b ("iio: adc: add support for pac1921")
Signed-off-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: default avatarMatteo Martelli <matteomartelli3@gmail.com>
Link: https://patch.msgid.link/20241030162013.2100253-3-andriy.shevchenko@linux.intel.com


Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent 8ebfd092

drivers/iio/adc/pac1921.c

+3 −1
Original line number Diff line number Diff line
@@ -1170,7 +1170,9 @@ static int pac1921_probe(struct i2c_client *client) 
		return dev_err_probe(dev, PTR_ERR(priv->regmap),

				     "Cannot initialize register map\n");



	devm_mutex_init(dev, &priv->lock);

	ret = devm_mutex_init(dev, &priv->lock);

	if (ret)

		return ret;



	priv->dv_gain = PAC1921_DEFAULT_DV_GAIN;

	priv->di_gain = PAC1921_DEFAULT_DI_GAIN;