Messages in this thread Patch in this message | | | Date | Wed, 7 Dec 2022 15:32:27 +0800 (CST) | From | <> | Subject | [PATCH] iio: adc: adi-axi-adc: Convert to use sysfs emit at() API |
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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/adi-axi-adc.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/iio/adc/adi-axi-adc.c b/drivers/iio/adc/adi-axi-adc.c index e8a8ea4140f1..20a6e7463552 100644 --- a/drivers/iio/adc/adi-axi-adc.c +++ b/drivers/iio/adc/adi-axi-adc.c @@ -240,8 +240,7 @@ static ssize_t in_voltage_scale_available_show(struct device *dev, for (i = 0; i < conv->chip_info->num_scales; i++) { const unsigned int *s = conv->chip_info->scale_table[i];
- len += scnprintf(buf + len, PAGE_SIZE - len, - "%u.%06u ", s[0], s[1]); + len += sysfs_emit_at(buf, len, "%u.%06u ", s[0], s[1]); } buf[len - 1] = '\n';
-- 2.25.1
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