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Subject[PATCH AUTOSEL 5.4 12/25] video: fbdev: udlfb: replace snprintf in show functions with sysfs_emit
Date
From: Jing Yao <yao.jing2@zte.com.cn>

[ Upstream commit 81a998288956d09d7a7a2303d47e4d60ad55c401 ]

Use sysfs_emit instead of scnprintf, snprintf or sprintf.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Jing Yao <yao.jing2@zte.com.cn>
Signed-off-by: Helge Deller <deller@gmx.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/video/fbdev/udlfb.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/video/fbdev/udlfb.c b/drivers/video/fbdev/udlfb.c
index ecbfbbf1c1a7..e269b1391e14 100644
--- a/drivers/video/fbdev/udlfb.c
+++ b/drivers/video/fbdev/udlfb.c
@@ -1427,7 +1427,7 @@ static ssize_t metrics_bytes_rendered_show(struct device *fbdev,
struct device_attribute *a, char *buf) {
struct fb_info *fb_info = dev_get_drvdata(fbdev);
struct dlfb_data *dlfb = fb_info->par;
- return snprintf(buf, PAGE_SIZE, "%u\n",
+ return sysfs_emit(buf, "%u\n",
atomic_read(&dlfb->bytes_rendered));
}

@@ -1435,7 +1435,7 @@ static ssize_t metrics_bytes_identical_show(struct device *fbdev,
struct device_attribute *a, char *buf) {
struct fb_info *fb_info = dev_get_drvdata(fbdev);
struct dlfb_data *dlfb = fb_info->par;
- return snprintf(buf, PAGE_SIZE, "%u\n",
+ return sysfs_emit(buf, "%u\n",
atomic_read(&dlfb->bytes_identical));
}

@@ -1443,7 +1443,7 @@ static ssize_t metrics_bytes_sent_show(struct device *fbdev,
struct device_attribute *a, char *buf) {
struct fb_info *fb_info = dev_get_drvdata(fbdev);
struct dlfb_data *dlfb = fb_info->par;
- return snprintf(buf, PAGE_SIZE, "%u\n",
+ return sysfs_emit(buf, "%u\n",
atomic_read(&dlfb->bytes_sent));
}

@@ -1451,7 +1451,7 @@ static ssize_t metrics_cpu_kcycles_used_show(struct device *fbdev,
struct device_attribute *a, char *buf) {
struct fb_info *fb_info = dev_get_drvdata(fbdev);
struct dlfb_data *dlfb = fb_info->par;
- return snprintf(buf, PAGE_SIZE, "%u\n",
+ return sysfs_emit(buf, "%u\n",
atomic_read(&dlfb->cpu_kcycles_used));
}

--
2.34.1
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