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video: fbdev: udlfb: replace snprintf in show functions with sysfs_emit

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[ 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>
This commit is contained in:
Jing Yao 2021-11-04 11:52:29 +00:00 committed by Greg Kroah-Hartman
parent efe9631a76
commit 7d0afbc41b
1 changed files with 4 additions and 4 deletions

8
drivers/video/fbdev/udlfb.c
View File

@ -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));
}