[PATCH] fbdev: replace snprintf in show functions with sysfs_emit

[davidcomponentone]

From: Yang Guang <yang.gua...@zte.com.cn>

coccinelle report:
./drivers/video/fbdev/core/fbcon.c:2680:8-16:
WARNING: use scnprintf or sprintf
./drivers/video/fbdev/core/fbcon.c:2655:8-16:
WARNING: use scnprintf or sprintf

Use sysfs_emit instead of scnprintf or sprintf makes more sense.

Reported-by: Zeal Robot <zea...@zte.com.cn>
Signed-off-by: Yang Guang <yang.gua...@zte.com.cn>
---
 drivers/video/fbdev/core/fbcon.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/video/fbdev/core/fbcon.c b/drivers/video/fbdev/core/fbcon.c
index 99ecd9a6d844..b4234ec2f047 100644
--- a/drivers/video/fbdev/core/fbcon.c
+++ b/drivers/video/fbdev/core/fbcon.c
@@ -2652,7 +2652,7 @@ static ssize_t show_rotate(struct device *device,
        rotate = fbcon_get_rotate(info);
 err:
        console_unlock();
-       return snprintf(buf, PAGE_SIZE, "%d\n", rotate);
+       return sysfs_emit(buf, "%d\n", rotate);
 }
 
 static ssize_t show_cursor_blink(struct device *device,
@@ -2677,7 +2677,7 @@ static ssize_t show_cursor_blink(struct device *device,
        blink = (ops->flags & FBCON_FLAGS_CURSOR_TIMER) ? 1 : 0;
 err:
        console_unlock();
-       return snprintf(buf, PAGE_SIZE, "%d\n", blink);
+       return sysfs_emit(buf, "%d\n", blink);
 }
 
 static ssize_t store_cursor_blink(struct device *device,
-- 
2.30.2