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Commit 0ee005c7 authored by Frank Zago's avatar Frank Zago Committed by Jonathan Cameron
Browse files

iio:accel:kxsd9 fix missing mutex unlock 



This will leave a lock held after reading from the device, preventing
any further reads.

Signed-off-by: default avatarFrank Zago <frank@zago.net>
Cc: stable@vger.kernel.org
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent fe26980e

drivers/iio/accel/kxsd9.c

+4 −3
Original line number Diff line number Diff line
@@ -112,9 +112,10 @@ static int kxsd9_read(struct iio_dev *indio_dev, u8 address) 
	mutex_lock(&st->buf_lock);

	st->tx[0] = KXSD9_READ(address);

	ret = spi_sync_transfer(st->us, xfers, ARRAY_SIZE(xfers));

	if (ret)

	if (!ret)

		ret = (((u16)(st->rx[0])) << 8) | (st->rx[1] & 0xF0);

	mutex_unlock(&st->buf_lock);

	return ret;

	return (((u16)(st->rx[0])) << 8) | (st->rx[1] & 0xF0);

}



static IIO_CONST_ATTR(accel_scale_available,