tty: vt: convert sysfs snprintf to sysfs_emit

Fix the following coccicheck warnings:
drivers/tty/vt/vt.c:3942:8-16:
WARNING: use scnprintf or sprintf
drivers/tty/vt/vt.c:3950:8-16:
WARNING: use scnprintf or sprintf

Signed-off-by: Xuezhi Zhang <zhangxuezhi1@coolpad.com>
Link: https://lore.kernel.org/r/20220531072814.34999-1-zhangxuezhi1@coolpad.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index 1ea1c11..c718b0d 100644 (file)
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -3939,7 +3939,7 @@ 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,
@@ -3947,7 +3947,7 @@ 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",
+       return sysfs_emit(buf, "%s %s\n",
                        (con->flag & CON_DRIVER_FLAG_MODULE) ? "(M)" : "(S)",
                         con->desc);