diff options
Diffstat (limited to 'drivers/iio/industrialio-buffer.c')
-rw-r--r-- | drivers/iio/industrialio-buffer.c | 6 |
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 | }; |
867 | EXPORT_SYMBOL_GPL(iio_scan_mask_query); | 869 | EXPORT_SYMBOL_GPL(iio_scan_mask_query); |
868 | 870 | ||