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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Jing Yao <yao.jing2@zte.com.cn>, Zeal Robot <zealci@zte.com.cn>,
	Helge Deller <deller@gmx.de>, Sasha Levin <sashal@kernel.org>,
	bernie@plugable.com, tomi.valkeinen@ti.com,
	linux-fbdev@vger.kernel.org
Subject: [PATCH AUTOSEL 5.4 12/25] video: fbdev: udlfb: replace snprintf in show functions with sysfs_emit
Date: Wed, 30 Mar 2022 07:52:12 -0400	[thread overview]
Message-ID: <20220330115225.1672278-12-sashal@kernel.org> (raw)
In-Reply-To: <20220330115225.1672278-1-sashal@kernel.org>

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


  parent reply	other threads:[~2022-03-30 12:14 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-30 11:52 [PATCH AUTOSEL 5.4 01/25] ASoC: SOF: Intel: hda: Remove link assignment limitation Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 02/25] video: fbdev: nvidiafb: Use strscpy() to prevent buffer overflow Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 03/25] video: fbdev: w100fb: Reset global state Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 04/25] video: fbdev: cirrusfb: check pixclock to avoid divide by zero Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 05/25] video: fbdev: omapfb: acx565akm: replace snprintf with sysfs_emit Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 06/25] ARM: dts: qcom: fix gic_irq_domain_translate warnings for msm8960 Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 07/25] ARM: dts: bcm2837: Add the missing L1/L2 cache information Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 08/25] ASoC: madera: Add dependencies on MFD Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 09/25] ARM: ftrace: avoid redundant loads or clobbering IP Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 10/25] video: fbdev: omapfb: panel-dsi-cm: Use sysfs_emit() instead of snprintf() Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 11/25] video: fbdev: omapfb: panel-tpo-td043mtea1: " Sasha Levin
2022-03-30 11:52 ` Sasha Levin [this message]
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 13/25] printk: Add panic_in_progress helper Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 14/25] ASoC: soc-core: skip zero num_dai component in searching dai name Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 15/25] printk: use atomic updates for klogd work Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 16/25] media: cx88-mpeg: clear interrupt status register before streaming video Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 17/25] ARM: tegra: tamonten: Fix I2C3 pad setting Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 18/25] ARM: mmp: Fix failure to remove sram device Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 19/25] video: fbdev: sm712fb: Fix crash in smtcfb_write() Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 20/25] media: Revert "media: em28xx: add missing em28xx_close_extension" Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 21/25] media: hdpvr: initialize dev->worker at hdpvr_register_videodev Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 22/25] tracing: Have TRACE_DEFINE_ENUM affect trace event types as well Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 23/25] mmc: host: Return an error when ->enable_sdio_irq() ops is missing Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 24/25] ASoC: ak4642: Use of_device_get_match_data() Sasha Levin
2022-03-30 11:52 ` [PATCH AUTOSEL 5.4 25/25] ALSA: hda/realtek: Add alc256-samsung-headphone fixup Sasha Levin

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