The device found passed to the attr functions is that of the ring
buffer, not the the iio_dev so we need to bounce through one more
hop to get the right address.
Reported-by: Michael Hennerich <michael.hennerich@xxxxxxxxxx>
Signed-off-by: Jonathan Cameron <jic23@xxxxxxxxx>
---
drivers/staging/iio/adc/max1363_core.c | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/iio/adc/max1363_core.c b/drivers/staging/iio/adc/max1363_core.c
index 06c6024..dde097a 100644
--- a/drivers/staging/iio/adc/max1363_core.c
+++ b/drivers/staging/iio/adc/max1363_core.c
@@ -151,7 +151,8 @@ static ssize_t max1363_show_precision_u(struct device *dev,
struct device_attribute *attr,
char *buf)
{
- struct iio_dev *dev_info = dev_get_drvdata(dev);
+ struct iio_ring_buffer *ring = dev_get_drvdata(dev);
+ struct iio_dev *dev_info = ring->indio_dev;
struct max1363_state *st = iio_dev_get_devdata(dev_info);
return sprintf(buf, "u%d/16\n", st->chip_info->bits);
}
@@ -160,7 +161,8 @@ static ssize_t max1363_show_precision_s(struct device *dev,
struct device_attribute *attr,
char *buf)
{
- struct iio_dev *dev_info = dev_get_drvdata(dev);
+ struct iio_ring_buffer *ring = dev_get_drvdata(dev);
+ struct iio_dev *dev_info = ring->indio_dev;
struct max1363_state *st = iio_dev_get_devdata(dev_info);
return sprintf(buf, "s%d/16\n", st->chip_info->bits);
}
--
1.7.2.2
--
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