lkml.org 
[lkml]   [2022]   [Dec]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[PATCH] iio: chemical: scd30: 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/chemical/scd30_core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iio/chemical/scd30_core.c b/drivers/iio/chemical/scd30_core.c
index 682fca39d14d..76a48dbdfe2e 100644
--- a/drivers/iio/chemical/scd30_core.c
+++ b/drivers/iio/chemical/scd30_core.c
@@ -354,7 +354,7 @@ static ssize_t sampling_frequency_available_show(struct device *dev, struct devi
ssize_t len = 0;

do {
- len += scnprintf(buf + len, PAGE_SIZE - len, "0.%09u ", 1000000000 / i);
+ len += sysfs_emit_at(buf, len, "0.%09u ", 1000000000 / i);
/*
* Not all values fit PAGE_SIZE buffer hence print every 6th
* (each frequency differs by 6s in time domain from the
--
2.25.1
\
 
 \ /
  Last update: 2022-12-07 08:38    [W:0.019 / U:0.420 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site