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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 5.10 20/37] video: fbdev: udlfb: replace snprintf in show functions with sysfs_emit
Date: Wed, 30 Mar 2022 07:51:05 -0400	[thread overview]
Message-ID: <20220330115122.1671763-20-sashal@kernel.org> (raw)
In-Reply-To: <20220330115122.1671763-1-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 b9cdd02c1000..90f48b71fd8f 100644
--- a/drivers/video/fbdev/udlfb.c
+++ b/drivers/video/fbdev/udlfb.c
@@ -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));
 }
 
-- 
2.34.1


  parent reply	other threads:[~2022-03-30 12:15 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-30 11:50 [PATCH AUTOSEL 5.10 01/37] media: staging: media: zoran: move videodev alloc Sasha Levin
2022-03-30 11:50 ` [PATCH AUTOSEL 5.10 02/37] media: staging: media: zoran: calculate the right buffer number for zoran_reap_stat_com Sasha Levin
2022-03-30 11:50 ` [PATCH AUTOSEL 5.10 03/37] media: staging: media: zoran: fix various V4L2 compliance errors Sasha Levin
2022-03-30 11:50 ` [PATCH AUTOSEL 5.10 04/37] media: ir_toy: free before error exiting Sasha Levin
2022-03-30 11:50 ` [PATCH AUTOSEL 5.10 05/37] ASoC: SOF: Intel: hda: Remove link assignment limitation Sasha Levin
2022-03-30 11:50 ` [PATCH AUTOSEL 5.10 06/37] video: fbdev: nvidiafb: Use strscpy() to prevent buffer overflow Sasha Levin
2022-03-30 11:50 ` [PATCH AUTOSEL 5.10 07/37] video: fbdev: w100fb: Reset global state Sasha Levin
2022-03-30 11:50 ` [PATCH AUTOSEL 5.10 08/37] video: fbdev: cirrusfb: check pixclock to avoid divide by zero Sasha Levin
2022-03-30 11:50 ` [PATCH AUTOSEL 5.10 09/37] video: fbdev: omapfb: acx565akm: replace snprintf with sysfs_emit Sasha Levin
2022-03-30 11:50 ` [PATCH AUTOSEL 5.10 10/37] ARM: dts: qcom: fix gic_irq_domain_translate warnings for msm8960 Sasha Levin
2022-03-30 11:50 ` [PATCH AUTOSEL 5.10 11/37] ARM: dts: bcm2837: Add the missing L1/L2 cache information Sasha Levin
2022-03-30 11:50 ` [PATCH AUTOSEL 5.10 12/37] ASoC: madera: Add dependencies on MFD Sasha Levin
2022-03-30 11:50 ` [PATCH AUTOSEL 5.10 13/37] media: atomisp_gmin_platform: Add DMI quirk to not turn AXP ELDO2 regulator off on some boards Sasha Levin
2022-03-30 11:50 ` [PATCH AUTOSEL 5.10 14/37] media: atomisp: fix dummy_ptr check to avoid duplicate active_bo Sasha Levin
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 15/37] ARM: ftrace: avoid redundant loads or clobbering IP Sasha Levin
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 16/37] ARM: dts: imx7: Use audio_mclk_post_div instead audio_mclk_root_clk Sasha Levin
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 17/37] arm64: defconfig: build imx-sdma as a module Sasha Levin
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 18/37] video: fbdev: omapfb: panel-dsi-cm: Use sysfs_emit() instead of snprintf() Sasha Levin
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 19/37] video: fbdev: omapfb: panel-tpo-td043mtea1: " Sasha Levin
2022-03-30 11:51 ` Sasha Levin [this message]
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 21/37] ARM: dts: bcm2711: Add the missing L1/L2 cache information Sasha Levin
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 22/37] printk: Add panic_in_progress helper Sasha Levin
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 23/37] ASoC: soc-core: skip zero num_dai component in searching dai name Sasha Levin
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 24/37] printk: use atomic updates for klogd work Sasha Levin
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 25/37] media: cx88-mpeg: clear interrupt status register before streaming video Sasha Levin
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 26/37] uaccess: fix type mismatch warnings from access_ok() Sasha Levin
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 27/37] lib/test_lockup: fix kernel pointer check for separate address spaces Sasha Levin
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 28/37] ARM: tegra: tamonten: Fix I2C3 pad setting Sasha Levin
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 29/37] ARM: mmp: Fix failure to remove sram device Sasha Levin
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 30/37] video: fbdev: sm712fb: Fix crash in smtcfb_write() Sasha Levin
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 31/37] media: Revert "media: em28xx: add missing em28xx_close_extension" Sasha Levin
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 32/37] media: hdpvr: initialize dev->worker at hdpvr_register_videodev Sasha Levin
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 33/37] tracing: Have TRACE_DEFINE_ENUM affect trace event types as well Sasha Levin
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 34/37] mmc: host: Return an error when ->enable_sdio_irq() ops is missing Sasha Levin
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 35/37] ASoC: ak4642: Use of_device_get_match_data() Sasha Levin
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 36/37] media: atomisp: fix bad usage at error handling logic Sasha Levin
2022-03-30 11:51 ` [PATCH AUTOSEL 5.10 37/37] ALSA: hda/realtek: Add alc256-samsung-headphone fixup Sasha Levin

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