From: <ye.xingchen@zte.com.cn>
To: <jic23@kernel.org>
Cc: <lars@metafoo.de>, <andriy.shevchenko@linux.intel.com>,
<michael.hennerich@analog.com>, <linux-iio@vger.kernel.org>,
<linux-kernel@vger.kernel.org>
Subject: [PATCH] iio: ad7606: Convert to use sysfs_emit_at() API
Date: Wed, 7 Dec 2022 15:30:02 +0800 (CST) [thread overview]
Message-ID: <202212071530024612241@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/ad7606.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/iio/adc/ad7606.c b/drivers/iio/adc/ad7606.c
index dd6b603f65ea..8d462b66fb21 100644
--- a/drivers/iio/adc/ad7606.c
+++ b/drivers/iio/adc/ad7606.c
@@ -205,8 +205,7 @@ static ssize_t ad7606_show_avail(char *buf, const unsigned int *vals,
int i;
for (i = 0; i < n; i++) {
- len += scnprintf(buf + len, PAGE_SIZE - len,
- micros ? "0.%06u " : "%u ", vals[i]);
+ len += sysfs_emit_at(buf, len, micros ? "0.%06u " : "%u ", vals[i]);
}
buf[len - 1] = '\n';
--
2.25.1
reply other threads:[~2022-12-07 7:31 UTC|newest]
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