netdev - [PATCH] net: usb: r8152: add error handling in rtl8152_driver

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Message-Id: <20251009075833.103523-1-yicongsrfy@163.com>
Date: Thu,  9 Oct 2025 15:58:33 +0800
From: yicongsrfy@....com
To: andrew+netdev@...n.ch,
	davem@...emloft.net,
	edumazet@...gle.com,
	oneukum@...e.com
Cc: kuba@...nel.org,
	linux-usb@...r.kernel.org,
	netdev@...r.kernel.org,
	yicong@...inos.cn
Subject: [PATCH] net: usb: r8152: add error handling in rtl8152_driver_init

From: Yi Cong <yicong@...inos.cn>

rtl8152_driver_init missing error handling.
If cannot register rtl8152_driver, rtl8152_cfgselector_driver
should be deregistered.

Fixes: ec51fbd1b8a2 ("r8152: add USB device driver for config selection")
Signed-off-by: Yi Cong <yicong@...inos.cn>
---
 drivers/net/usb/r8152.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 44cba7acfe7d..a64bcb744fad 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -10122,7 +10122,14 @@ static int __init rtl8152_driver_init(void)
 	ret = usb_register_device_driver(&rtl8152_cfgselector_driver, THIS_MODULE);
 	if (ret)
 		return ret;
-	return usb_register(&rtl8152_driver);
+
+	ret = usb_register(&rtl8152_driver);
+	if (ret) {
+		usb_deregister_device_driver(&rtl8152_cfgselector_driver);
+		return ret;
+	}
+
+	return 0;
 }
 
 static void __exit rtl8152_driver_exit(void)
-- 
2.25.1