From: Carlis <zhangxuezhi3@gmail.com>
To: gregkh@linuxfoundation.org, zhangxuezhi1@yulong.com
Cc: dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org,
linux-kernel@vger.kernel.org, devel@driverdev.osuosl.org
Subject: [PATCH] staging: fbtft: change snprintf() to scnprintf()
Date: Fri, 2 Apr 2021 09:05:01 +0000 [thread overview]
Message-ID: <20210402090501.152561-1-zhangxuezhi3@gmail.com> (raw)
From: Xuezhi Zhang <zhangxuezhi1@yulong.com>
show() must not use snprintf() when formatting the value to
be returned to user space.
Signed-off-by: Xuezhi Zhang <zhangxuezhi1@yulong.com>
---
drivers/staging/fbtft/fbtft-sysfs.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/fbtft/fbtft-sysfs.c b/drivers/staging/fbtft/fbtft-sysfs.c
index 26e52cc2de64..7df92db648d6 100644
--- a/drivers/staging/fbtft/fbtft-sysfs.c
+++ b/drivers/staging/fbtft/fbtft-sysfs.c
@@ -199,7 +199,7 @@ static ssize_t show_debug(struct device *device,
struct fb_info *fb_info = dev_get_drvdata(device);
struct fbtft_par *par = fb_info->par;
- return snprintf(buf, PAGE_SIZE, "%lu\n", par->debug);
+ return scnprintf(buf, PAGE_SIZE, "%lu\n", par->debug);
}
static struct device_attribute debug_device_attr =
--
2.25.1
next reply other threads:[~2021-04-02 9:05 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-02 9:05 Carlis [this message]
2021-04-02 9:17 ` [PATCH] staging: fbtft: change snprintf() to scnprintf() Greg KH
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