From: <ye.xingchen@zte.com.cn>
To: <jic23@kernel.org>
Cc: <alexandru.tachici@analog.com>,
<andriy.shevchenko@linux.intel.com>, <lars@metafoo.de>,
<michael.hennerich@analog.com>, <linux-iio@vger.kernel.org>,
<linux-kernel@vger.kernel.org>
Subject: [PATCH] iio: ad7192: Convert to use sysfs_emit_at() API
Date: Wed, 7 Dec 2022 15:28:54 +0800 (CST) [thread overview]
Message-ID: <202212071528546872204@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/adc/ad7192.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/iio/adc/ad7192.c b/drivers/iio/adc/ad7192.c
index 55a6ab591016..0ba32dca634b 100644
--- a/drivers/iio/adc/ad7192.c
+++ b/drivers/iio/adc/ad7192.c
@@ -561,9 +561,9 @@ static ssize_t ad7192_show_filter_avail(struct device *dev,
ad7192_get_available_filter_freq(st, freq_avail);
for (i = 0; i < ARRAY_SIZE(freq_avail); i++)
- len += scnprintf(buf + len, PAGE_SIZE - len,
- "%d.%d ", freq_avail[i] / 1000,
- freq_avail[i] % 1000);
+ len += sysfs_emit_at(buf, len, "%d.%d ",
+ freq_avail[i] / 1000,
+ freq_avail[i] % 1000);
buf[len - 1] = '\n';
--
2.25.1
reply other threads:[~2022-12-07 7:29 UTC|newest]
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