aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/iio/industrialio-buffer.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/iio/industrialio-buffer.c')
-rw-r--r--drivers/iio/industrialio-buffer.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c
index e108f2a9d827..e472cff6eeae 100644
--- a/drivers/iio/industrialio-buffer.c
+++ b/drivers/iio/industrialio-buffer.c
@@ -165,7 +165,8 @@ static ssize_t iio_scan_el_show(struct device *dev,
165 int ret; 165 int ret;
166 struct iio_dev *indio_dev = dev_to_iio_dev(dev); 166 struct iio_dev *indio_dev = dev_to_iio_dev(dev);
167 167
168 ret = test_bit(to_iio_dev_attr(attr)->address, 168 /* Ensure ret is 0 or 1. */
169 ret = !!test_bit(to_iio_dev_attr(attr)->address,
169 indio_dev->buffer->scan_mask); 170 indio_dev->buffer->scan_mask);
170 171
171 return sprintf(buf, "%d\n", ret); 172 return sprintf(buf, "%d\n", ret);
@@ -862,7 +863,8 @@ int iio_scan_mask_query(struct iio_dev *indio_dev,
862 if (!buffer->scan_mask) 863 if (!buffer->scan_mask)
863 return 0; 864 return 0;
864 865
865 return test_bit(bit, buffer->scan_mask); 866 /* Ensure return value is 0 or 1. */
867 return !!test_bit(bit, buffer->scan_mask);
866}; 868};
867EXPORT_SYMBOL_GPL(iio_scan_mask_query); 869EXPORT_SYMBOL_GPL(iio_scan_mask_query);
868 870