Commit c773f700 authored Apr 20, 2017 by Peter Rosin Committed by Jonathan Cameron Apr 26, 2017

iio: inkern: fix a static checker error

Avoid this smatch error:
drivers/iio/inkern.c:751 iio_read_avail_channel_raw() error: double unlock 'mutex:&chan->indio_dev->info_exist_lock'

Fixes: 00c5f80c ("iio: inkern: add helpers to query available values from channels")
Signed-off-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

parent 9a043b0b

drivers/iio/inkern.c

+1 −3

Original line number	Diff line number	Diff line
		@@ -750,11 +750,9 @@ int iio_read_avail_channel_raw(struct iio_channel *chan,
		err_unlock:
		mutex_unlock(&chan->indio_dev->info_exist_lock);

		if (ret >= 0 && type != IIO_VAL_INT) {
		if (ret >= 0 && type != IIO_VAL_INT)
		/* raw values are assumed to be IIO_VAL_INT */
		ret = -EINVAL;
		goto err_unlock;
		}

		return ret;
		}