From: <ye.xingchen@zte.com.cn>
To: <andriy.shevchenko@linux.intel.com>
Cc: <jic23@kernel.org>, <lars@metafoo.de>,
<u.kleine-koenig@pengutronix.de>, <luca.ceresoli@bootlin.com>,
<ojeda@kernel.org>, <linux-iio@vger.kernel.org>,
<linux-kernel@vger.kernel.org>
Subject: [PATCH] iio: magnetometer: mag3110: Convert to use sysfs_emit_at() API
Date: Wed, 7 Dec 2022 15:52:31 +0800 (CST) [thread overview]
Message-ID: <202212071552316472938@zte.com.cn> (raw)
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/magnetometer/mag3110.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/iio/magnetometer/mag3110.c b/drivers/iio/magnetometer/mag3110.c
index 661176a885ad..6dcc68093535 100644
--- a/drivers/iio/magnetometer/mag3110.c
+++ b/drivers/iio/magnetometer/mag3110.c
@@ -121,8 +121,7 @@ static ssize_t mag3110_show_int_plus_micros(char *buf,
size_t len = 0;
while (n-- > 0)
- len += scnprintf(buf + len, PAGE_SIZE - len,
- "%d.%06d ", vals[n][0], vals[n][1]);
+ len += sysfs_emit_at(buf, len, "%d.%06d ", vals[n][0], vals[n][1]);
/* replace trailing space by newline */
buf[len - 1] = '\n';
--
2.25.1
reply other threads:[~2022-12-07 7:52 UTC|newest]
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