linux-kernel - [PATCH v2] usb: core: sysfs: convert sysfs snprintf to sysfs

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Message-Id: <20220613023553.103441-1-zhangxuezhi1@coolpad.com>
Date:   Mon, 13 Jun 2022 10:35:53 +0800
From:   Xuezhi Zhang <zhangxuezhi1@...lpad.com>
To:     gregkh@...uxfoundation.org, zhangxuezhi1@...lpad.com
Cc:     linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2] usb: core: sysfs: convert sysfs snprintf to sysfs_emit

Fix the following coccicheck warnings:
drivers/usb/core/sysfs.c:921:8-16:
WARNING: use scnprintf or sprintf
drivers/usb/core/sysfs.c:730:8-16:
WARNING: use scnprintf or sprintf

Signed-off-by: Xuezhi Zhang <zhangxuezhi1@...lpad.com>
---
v2: add correct public mailing list
---
 drivers/usb/core/sysfs.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/core/sysfs.c b/drivers/usb/core/sysfs.c
index fa2e49d432ff..6387c0dfe30e 100644
--- a/drivers/usb/core/sysfs.c
+++ b/drivers/usb/core/sysfs.c
@@ -727,7 +727,7 @@ static ssize_t authorized_show(struct device *dev,
 			       struct device_attribute *attr, char *buf)
 {
 	struct usb_device *usb_dev = to_usb_device(dev);
-	return snprintf(buf, PAGE_SIZE, "%u\n", usb_dev->authorized);
+	return sysfs_emit(buf, "%u\n", usb_dev->authorized);
 }
 
 /*
@@ -918,7 +918,7 @@ static ssize_t authorized_default_show(struct device *dev,
 	struct usb_hcd *hcd;
 
 	hcd = bus_to_hcd(usb_bus);
-	return snprintf(buf, PAGE_SIZE, "%u\n", hcd->dev_policy);
+	return sysfs_emit(buf, "%u\n", hcd->dev_policy);
 }
 
 static ssize_t authorized_default_store(struct device *dev,
-- 
2.34.1