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 `cleaning_period` device attribute of
the sps30 driver.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Link: https://lore.kernel.org/r/20211216185217.1054495-14-lars@metafoo.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
if (ret)
return ret;
- return sprintf(buf, "%d\n", be32_to_cpu(val));
+ return sysfs_emit(buf, "%d\n", be32_to_cpu(val));
}
static ssize_t cleaning_period_store(struct device *dev, struct device_attribute *attr,