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Commit 00053566 authored by Brian Masney's avatar Brian Masney Committed by Jonathan Cameron
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staging: iio: isl29018: check if the chip is in a suspended state 



Add a check to isl29018_write_raw() to ensure that the chip is not in a
suspended state. This makes the code consistent with what is present
in isl29018_read_raw().

Signed-off-by: default avatarBrian Masney <masneyb@onstation.org>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent 5611cd6f

drivers/staging/iio/light/isl29018.c

+6 −1
Original line number Diff line number Diff line
@@ -355,6 +355,10 @@ static int isl29018_write_raw(struct iio_dev *indio_dev, 
	int ret = -EINVAL;



	mutex_lock(&chip->lock);

	if (chip->suspended) {

		ret = -EBUSY;

		goto write_done;

	}

	switch (mask) {

	case IIO_CHAN_INFO_CALIBSCALE:

		if (chan->type == IIO_LIGHT) {
@@ -374,8 +378,9 @@ static int isl29018_write_raw(struct iio_dev *indio_dev, 
	default:

		break;

	}

	mutex_unlock(&chip->lock);



write_done:

	mutex_unlock(&chip->lock);

	return ret;

}