linux-kernel - [PATCH] net: usb: ax88179_178a: Add check for usbnet_get

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Date: Wed, 24 Apr 2024 09:14:54 +0800
From: Ma Ke <make_ruc2021@....com>
To: davem@...emloft.net,
	edumazet@...gle.com,
	kuba@...nel.org,
	pabeni@...hat.com,
	jtornosm@...hat.com,
	andrew@...n.ch,
	horms@...nel.org,
	hkallweit1@...il.com,
	make_ruc2021@....com
Cc: linux-usb@...r.kernel.org,
	netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] net: usb: ax88179_178a: Add check for usbnet_get_endpoints()

To avoid the failure of usbnet_get_endpoints(), we should check the
return value of the usbnet_get_endpoints().

Signed-off-by: Ma Ke <make_ruc2021@....com>
---
 drivers/net/usb/ax88179_178a.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c
index 752f821a1990..cf8d19584725 100644
--- a/drivers/net/usb/ax88179_178a.c
+++ b/drivers/net/usb/ax88179_178a.c
@@ -1288,7 +1288,9 @@ static int ax88179_bind(struct usbnet *dev, struct usb_interface *intf)
 {
 	struct ax88179_data *ax179_data;
 
-	usbnet_get_endpoints(dev, intf);
+	ret = usbnet_get_endpoints(dev, intf);
+	if (ret < 0)
+		return ret;
 
 	ax179_data = kzalloc(sizeof(*ax179_data), GFP_KERNEL);
 	if (!ax179_data)
-- 
2.37.2