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

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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>
This commit is contained in:
Jing Yao 2021-11-04 11:52:29 +00:00 committed by Helge Deller
parent c07a039cbb
commit 81a9982889
1 changed files with 4 additions and 4 deletions
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8
drivers/video/fbdev/udlfb.c
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@ -1426,7 +1426,7 @@ 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));
}
@ -1434,7 +1434,7 @@ 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));
}
@ -1442,7 +1442,7 @@ 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));
}
@ -1450,7 +1450,7 @@ 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));
}