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Commit 7d0afbc4 authored by Jing Yao's avatar Jing Yao Committed by Greg Kroah-Hartman
Browse files

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



[ Upstream commit 81a998288956d09d7a7a2303d47e4d60ad55c401 ]

Use sysfs_emit instead of scnprintf, snprintf or sprintf.

Reported-by: default avatarZeal Robot <zealci@zte.com.cn>
Signed-off-by: default avatarJing Yao <yao.jing2@zte.com.cn>
Signed-off-by: default avatarHelge Deller <deller@gmx.de>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent efe9631a

drivers/video/fbdev/udlfb.c

+4 −4
Original line number Diff line number Diff line
@@ -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));

}