[PATCH] vt: convert sysfs sprintf/snprintf family to sysfs_emit

From: Jiapeng Chong
Date: Mon Feb 22 2021 - 03:49:56 EST


Fix the following coccicheck warning:

./drivers/tty/vt/vt.c:3909:8-16: WARNING: use scnprintf or sprintf.
./drivers/tty/vt/vt.c:3917:8-16: WARNING: use scnprintf or sprintf

Reported-by: Abaci Robot<abaci@xxxxxxxxxxxxxxxxx>
Signed-off-by: Jiapeng Chong <jiapeng.chong@xxxxxxxxxxxxxxxxx>
---
drivers/tty/vt/vt.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index 284b072..cdf8132 100644
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -3906,7 +3906,7 @@ static ssize_t show_bind(struct device *dev, struct device_attribute *attr,
bind = con_is_bound(con->con);
console_unlock();

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

static ssize_t show_name(struct device *dev, struct device_attribute *attr,
@@ -3914,9 +3914,8 @@ static ssize_t show_name(struct device *dev, struct device_attribute *attr,
{
struct con_driver *con = dev_get_drvdata(dev);

- return snprintf(buf, PAGE_SIZE, "%s %s\n",
- (con->flag & CON_DRIVER_FLAG_MODULE) ? "(M)" : "(S)",
- con->desc);
+ return sysfs_emit(buf, "%s %s\n", (con->flag & CON_DRIVER_FLAG_MODULE) ? "(M)" : "(S)",
+ con->desc);

}

--
1.8.3.1