diff options
| author | Lars-Peter Clausen <lars@metafoo.de> | 2021-12-16 21:52:09 +0300 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2022-01-23 21:03:36 +0300 |
| commit | 2fd52124b5979bdddcc6bdf5dbe49198c735cbaa (patch) | |
| tree | 086d6e0e11cb235353d2cc73f35c3706da634002 /drivers/iio/proximity/as3935.c | |
| parent | 48788715ac8ed610a3d30ef1fb8d7fd38bdc1f81 (diff) | |
| download | linux-2fd52124b5979bdddcc6bdf5dbe49198c735cbaa.tar.xz | |
iio: as3935: Use sysfs_emit()
sysfs_emit() is preferred over raw s*printf() for sysfs attributes since it
knows about the sysfs buffer specifics and has some built-in checks for
size and alignment.
Use sysfs_emit() to format the custom `noise_level_tripped` device
attribute of the as3935 driver.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Link: https://lore.kernel.org/r/20211216185217.1054495-6-lars@metafoo.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/proximity/as3935.c')
| -rw-r--r-- | drivers/iio/proximity/as3935.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/iio/proximity/as3935.c b/drivers/iio/proximity/as3935.c index 51f4f92ae84a..bd7595db31d4 100644 --- a/drivers/iio/proximity/as3935.c +++ b/drivers/iio/proximity/as3935.c @@ -122,7 +122,7 @@ static ssize_t as3935_sensor_sensitivity_show(struct device *dev, return ret; val = (val & AS3935_AFE_MASK) >> 1; - return sprintf(buf, "%d\n", val); + return sysfs_emit(buf, "%d\n", val); } static ssize_t as3935_sensor_sensitivity_store(struct device *dev, @@ -153,7 +153,7 @@ static ssize_t as3935_noise_level_tripped_show(struct device *dev, int ret; mutex_lock(&st->lock); - ret = sprintf(buf, "%d\n", !time_after(jiffies, st->noise_tripped + HZ)); + ret = sysfs_emit(buf, "%d\n", !time_after(jiffies, st->noise_tripped + HZ)); mutex_unlock(&st->lock); return ret; |