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Message-ID: <202212061936401320262@zte.com.cn>
Date: Tue, 6 Dec 2022 19:36:40 +0800 (CST)
From: <ye.xingchen@....com.cn>
To: <wsa+renesas@...g-engineering.com>
Cc: <peda@...ntia.se>, <linux-i2c@...r.kernel.org>,
<linux-kernel@...r.kernel.org>
Subject: [PATCH] i2c: mux: Convert to use sysfs_emit_at() API
From: ye xingchen <ye.xingchen@....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@....com.cn>
---
drivers/i2c/muxes/i2c-demux-pinctrl.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/i2c/muxes/i2c-demux-pinctrl.c b/drivers/i2c/muxes/i2c-demux-pinctrl.c
index f7a7405d4350..6dc23aedcaed 100644
--- a/drivers/i2c/muxes/i2c-demux-pinctrl.c
+++ b/drivers/i2c/muxes/i2c-demux-pinctrl.c
@@ -167,7 +167,7 @@ static ssize_t available_masters_show(struct device *dev,
int count = 0, i;
for (i = 0; i < priv->num_chan && count < PAGE_SIZE; i++)
- count += scnprintf(buf + count, PAGE_SIZE - count, "%d:%pOF%c",
+ count += sysfs_emit_at(buf, count, "%d:%pOF%c",
i, priv->chan[i].parent_np,
i == priv->num_chan - 1 ? '\n' : ' ');
--
2.25.1
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