[PATCH 4.19 209/338] video: fbdev: omapfb: panel-dsi-cm: Use sysfs_emit() instead of snprintf()

From: Greg Kroah-Hartman
Date: Thu Apr 14 2022 - 09:43:59 EST


From: Jing Yao <yao.jing2@xxxxxxxxxx>

[ Upstream commit f63658a59c3d439c8ad7b290f8ec270980e0f384 ]

Use sysfs_emit instead of scnprintf, snprintf or sprintf.

Reported-by: Zeal Robot <zealci@xxxxxxxxxx>
Signed-off-by: Jing Yao <yao.jing2@xxxxxxxxxx>
Signed-off-by: Helge Deller <deller@xxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c
index 87497a00241f..1c57ddaeff1b 100644
--- a/drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c
@@ -412,7 +412,7 @@ static ssize_t dsicm_num_errors_show(struct device *dev,
if (r)
return r;

- return snprintf(buf, PAGE_SIZE, "%d\n", errors);
+ return sysfs_emit(buf, "%d\n", errors);
}

static ssize_t dsicm_hw_revision_show(struct device *dev,
@@ -442,7 +442,7 @@ static ssize_t dsicm_hw_revision_show(struct device *dev,
if (r)
return r;

- return snprintf(buf, PAGE_SIZE, "%02x.%02x.%02x\n", id1, id2, id3);
+ return sysfs_emit(buf, "%02x.%02x.%02x\n", id1, id2, id3);
}

static ssize_t dsicm_store_ulps(struct device *dev,
@@ -490,7 +490,7 @@ static ssize_t dsicm_show_ulps(struct device *dev,
t = ddata->ulps_enabled;
mutex_unlock(&ddata->lock);

- return snprintf(buf, PAGE_SIZE, "%u\n", t);
+ return sysfs_emit(buf, "%u\n", t);
}

static ssize_t dsicm_store_ulps_timeout(struct device *dev,
@@ -535,7 +535,7 @@ static ssize_t dsicm_show_ulps_timeout(struct device *dev,
t = ddata->ulps_timeout;
mutex_unlock(&ddata->lock);

- return snprintf(buf, PAGE_SIZE, "%u\n", t);
+ return sysfs_emit(buf, "%u\n", t);
}

static DEVICE_ATTR(num_dsi_errors, S_IRUGO, dsicm_num_errors_show, NULL);
--
2.34.1