diff options
| author | Lars-Peter Clausen <lars@metafoo.de> | 2021-03-20 08:14:05 +0100 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2021-03-29 11:12:30 +0100 |
| commit | f46ac009780cb5ab2a0c85884fcc5f5bba7ee08e (patch) | |
| tree | aa318bb7971859572d5fa56e682b151646d9ef58 /drivers/iio/dac/ti-dac7311.c | |
| parent | 6b92ba0a3057787b52555cd81a661e9499f644f3 (diff) | |
iio: dac: Convert powerdown read callbacks to sysfs_emit()
Update DAC drivers powerdown attribute show callback to use the new
sysfs_emit() function.
sysfs_emit() is preferred over raw s*printf() for sysfs attributes since it
knows about the sysfs buffer specifics and has some built-in sanity checks.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Link: https://lore.kernel.org/r/20210320071405.9347-5-lars@metafoo.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/dac/ti-dac7311.c')
| -rw-r--r-- | drivers/iio/dac/ti-dac7311.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iio/dac/ti-dac7311.c b/drivers/iio/dac/ti-dac7311.c index 63171e42f987..9d0b253be841 100644 --- a/drivers/iio/dac/ti-dac7311.c +++ b/drivers/iio/dac/ti-dac7311.c @@ -110,7 +110,7 @@ static ssize_t ti_dac_read_powerdown(struct iio_dev *indio_dev, { struct ti_dac_chip *ti_dac = iio_priv(indio_dev); - return sprintf(buf, "%d\n", ti_dac->powerdown); + return sysfs_emit(buf, "%d\n", ti_dac->powerdown); } static ssize_t ti_dac_write_powerdown(struct iio_dev *indio_dev, |