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Subject[PATCH] iio: light: lv0104cs: Convert to use sysfs emit at() API
From: ye xingchen <ye.xingchen@zte.com.cn>

Follow the advice of the Documentation/filesystems/sysfs.rst and show()
should only use sysfs_emit() or sysfs_emit_at() when formatting the
value to be returned to user space.

Signed-off-by: ye xingchen <ye.xingchen@zte.com.cn>
---
drivers/iio/light/lv0104cs.c | 18 +++++++++---------
1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/drivers/iio/light/lv0104cs.c b/drivers/iio/light/lv0104cs.c
index c041fa0faa5d..c0e82ae12920 100644
--- a/drivers/iio/light/lv0104cs.c
+++ b/drivers/iio/light/lv0104cs.c
@@ -397,9 +397,9 @@ static ssize_t lv0104cs_show_calibscale_avail(struct device *dev,
int i;

for (i = 0; i < ARRAY_SIZE(lv0104cs_calibscales); i++) {
- len += scnprintf(buf + len, PAGE_SIZE - len, "%d.%06d ",
- lv0104cs_calibscales[i].val,
- lv0104cs_calibscales[i].val2);
+ len += sysfs_emit_at(buf, len, "%d.%06d ",
+ lv0104cs_calibscales[i].val,
+ lv0104cs_calibscales[i].val2);
}

buf[len - 1] = '\n';
@@ -414,9 +414,9 @@ static ssize_t lv0104cs_show_scale_avail(struct device *dev,
int i;

for (i = 0; i < ARRAY_SIZE(lv0104cs_scales); i++) {
- len += scnprintf(buf + len, PAGE_SIZE - len, "%d.%06d ",
- lv0104cs_scales[i].val,
- lv0104cs_scales[i].val2);
+ len += sysfs_emit_at(buf, len, "%d.%06d ",
+ lv0104cs_scales[i].val,
+ lv0104cs_scales[i].val2);
}

buf[len - 1] = '\n';
@@ -431,9 +431,9 @@ static ssize_t lv0104cs_show_int_time_avail(struct device *dev,
int i;

for (i = 0; i < ARRAY_SIZE(lv0104cs_int_times); i++) {
- len += scnprintf(buf + len, PAGE_SIZE - len, "%d.%06d ",
- lv0104cs_int_times[i].val,
- lv0104cs_int_times[i].val2);
+ len += sysfs_emit_at(buf, len, "%d.%06d ",
+ lv0104cs_int_times[i].val,
+ lv0104cs_int_times[i].val2);
}

buf[len - 1] = '\n';
--
2.25.1
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