linux-kernel - [PATCH] drm: bridge: convert sysfs sprintf/snprintf family to sysfs

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Message-Id: <1612689000-64577-1-git-send-email-jiapeng.chong@linux.alibaba.com>
Date:   Sun,  7 Feb 2021 17:10:00 +0800
From:   Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To:     a.hajda@...sung.com
Cc:     narmstrong@...libre.com, Laurent.pinchart@...asonboard.com,
        jonas@...boo.se, jernej.skrabec@...l.net, airlied@...ux.ie,
        daniel@...ll.ch, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
Subject: [PATCH] drm: bridge: convert sysfs sprintf/snprintf family to sysfs_emit

Fix the following coccicheck warning:

drivers/gpu/drm/bridge/lontium-lt9611uxc.c:858:8-16: WARNING: use
scnprintf or sprintf.

Reported-by: Abaci Robot<abaci@...ux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
---
 drivers/gpu/drm/bridge/lontium-lt9611uxc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/bridge/lontium-lt9611uxc.c b/drivers/gpu/drm/bridge/lontium-lt9611uxc.c
index fee2795..3cac16d 100644
--- a/drivers/gpu/drm/bridge/lontium-lt9611uxc.c
+++ b/drivers/gpu/drm/bridge/lontium-lt9611uxc.c
@@ -855,7 +855,7 @@ static ssize_t lt9611uxc_firmware_show(struct device *dev, struct device_attribu
 {
 	struct lt9611uxc *lt9611uxc = dev_get_drvdata(dev);
 
-	return snprintf(buf, PAGE_SIZE, "%02x\n", lt9611uxc->fw_version);
+	return sysfs_emit(buf, "%02x\n", lt9611uxc->fw_version);
 }
 
 static DEVICE_ATTR_RW(lt9611uxc_firmware);
-- 
1.8.3.1