On Tue, 25 Aug 2020 18:15:52 +0530 Nishant Malpani <nish.malpani25@xxxxxxxxx> wrote: > Insert a missing mutex_init() call during the probe that initializes > the driver's local lock to unlocked state. > > Fixes: 2c8920fff145 ("iio: gyro: Add driver support for ADXRS290") > Signed-off-by: Nishant Malpani <nish.malpani25@xxxxxxxxx> Applied to the togreg branch of iio.git and pushed out as testing for the autobuilders to play with it Thanks, Jonathan > --- > drivers/iio/gyro/adxrs290.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/iio/gyro/adxrs290.c b/drivers/iio/gyro/adxrs290.c > index 38bab4e3eee9..ff989536d2fb 100644 > --- a/drivers/iio/gyro/adxrs290.c > +++ b/drivers/iio/gyro/adxrs290.c > @@ -385,6 +385,8 @@ static int adxrs290_probe(struct spi_device *spi) > indio_dev->num_channels = ARRAY_SIZE(adxrs290_channels); > indio_dev->info = &adxrs290_info; > > + mutex_init(&st->lock); > + > val = spi_w8r8(spi, ADXRS290_READ_REG(ADXRS290_REG_ADI_ID)); > if (val != ADXRS290_ADI_ID) { > dev_err(&spi->dev, "Wrong ADI ID 0x%02x\n", val);