linux-kernel - [PATCH v2] drm/panel: panel-dsi-cm: convert sysfs snprintf to sysfs

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Message-Id: <20210408085257.2396-1-llyz108@163.com>
Date:   Thu,  8 Apr 2021 08:52:57 +0000
From:   Carlis <llyz108@....com>
To:     thierry.reding@...il.com, sam@...nborg.org, airlied@...ux.ie,
        daniel@...ll.ch
Cc:     dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        Xuezhi Zhang <zhangxuezhi1@...ong.com>
Subject: [PATCH v2] drm/panel: panel-dsi-cm: convert sysfs snprintf to sysfs_emit

From: Xuezhi Zhang <zhangxuezhi1@...ong.com>

Fix the following coccicheck warning:
drivers/gpu/drm//panel/panel-dsi-cm.c:271:8-16: 
WARNING: use scnprintf or sprintf
drivers/gpu/drm//panel/panel-dsi-cm.c:251:8-16: 
WARNING: use scnprintf or sprintf

Signed-off-by: Xuezhi Zhang <zhangxuezhi1@...ong.com>
---
v2: change snprint to snprintf in subject.
---
 drivers/gpu/drm/panel/panel-dsi-cm.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-dsi-cm.c b/drivers/gpu/drm/panel/panel-dsi-cm.c
index 5fbfb71ca3d9..a8efb06cca64 100644
--- a/drivers/gpu/drm/panel/panel-dsi-cm.c
+++ b/drivers/gpu/drm/panel/panel-dsi-cm.c
@@ -248,7 +248,7 @@ static ssize_t num_dsi_errors_show(struct device *dev,
 	if (r)
 		return r;
 
-	return snprintf(buf, PAGE_SIZE, "%d\n", errors);
+	return sysfs_emit(buf, "%d\n", errors);
 }
 
 static ssize_t hw_revision_show(struct device *dev,
@@ -268,7 +268,7 @@ static ssize_t hw_revision_show(struct device *dev,
 	if (r)
 		return r;
 
-	return snprintf(buf, PAGE_SIZE, "%02x.%02x.%02x\n", id1, id2, id3);
+	return sysfs_emit(buf, "%02x.%02x.%02x\n", id1, id2, id3);
 }
 
 static DEVICE_ATTR_RO(num_dsi_errors);
-- 
2.25.1