linux-kernel - [PATCH] bus: fsl-mc: Replace snprintf() with sysfs

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Date:   Wed, 27 Apr 2022 17:00:02 +0800
From:   Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To:     stuyoder@...il.com
Cc:     laurentiu.tudor@....com, linux-kernel@...r.kernel.org,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>,
        Abaci Robot <abaci@...ux.alibaba.com>
Subject: [PATCH] bus: fsl-mc: Replace snprintf() with sysfs_emit()

coccicheck complains about the use of snprintf() in sysfs show
functions.

Fix the coccicheck warning:

./drivers/bus/fsl-mc/fsl-mc-bus.c:186:8-16: WARNING: use scnprintf or
sprintf.

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
---
 drivers/bus/fsl-mc/fsl-mc-bus.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/bus/fsl-mc/fsl-mc-bus.c b/drivers/bus/fsl-mc/fsl-mc-bus.c
index ba01c7f4de92..9a91fd5c888d 100644
--- a/drivers/bus/fsl-mc/fsl-mc-bus.c
+++ b/drivers/bus/fsl-mc/fsl-mc-bus.c
@@ -183,7 +183,7 @@ static ssize_t driver_override_show(struct device *dev,
 {
 	struct fsl_mc_device *mc_dev = to_fsl_mc_device(dev);
 
-	return snprintf(buf, PAGE_SIZE, "%s\n", mc_dev->driver_override);
+	return sysfs_emit(buf, "%s\n", mc_dev->driver_override);
 }
 static DEVICE_ATTR_RW(driver_override);
 
-- 
2.20.1.7.g153144c