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Subject[PATCH] iio: health: afe440x: 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/health/afe440x.h | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/iio/health/afe440x.h b/drivers/iio/health/afe440x.h
index 0adea0047eba..7750b1adc423 100644
--- a/drivers/iio/health/afe440x.h
+++ b/drivers/iio/health/afe440x.h
@@ -122,9 +122,7 @@ static ssize_t _name ## _show(struct device *dev, \
int i; \
\
for (i = 0; i < ARRAY_SIZE(_table); i++) \
- len += scnprintf(buf + len, PAGE_SIZE - len, "%d.%06u ", \
- _table[i].integer, \
- _table[i].fract); \
+ len += sysfs_emit_at(buf, len, "%d.%06u ", _table[i].integer, _table[i].fract); \
\
buf[len - 1] = '\n'; \
\
--
2.25.1
\
 
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