From 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 22 Oct 2024 10:36:11 +0000
Subject: [PATCH] 修改4g拨号为QMI,需要在系统里后台执行quectel-CM

---
 kernel/drivers/net/usb/cdc-phonet.c |   23 +++++------------------
 1 files changed, 5 insertions(+), 18 deletions(-)

diff --git a/kernel/drivers/net/usb/cdc-phonet.c b/kernel/drivers/net/usb/cdc-phonet.c
index f448e48..2520421 100644
--- a/kernel/drivers/net/usb/cdc-phonet.c
+++ b/kernel/drivers/net/usb/cdc-phonet.c
@@ -1,23 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * phonet.c -- USB CDC Phonet host driver
  *
  * Copyright (C) 2008-2009 Nokia Corporation. All rights reserved.
  *
  * Author: Rémi Denis-Courmont
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
  */
 
 #include <linux/kernel.h>
@@ -49,7 +36,7 @@
 
 	spinlock_t		rx_lock;
 	struct sk_buff		*rx_skb;
-	struct urb		*urbs[0];
+	struct urb		*urbs[];
 };
 
 static void tx_complete(struct urb *req);
@@ -110,7 +97,7 @@
 	case -ECONNRESET:
 	case -ESHUTDOWN:
 		dev->stats.tx_aborted_errors++;
-		/* fall through */
+		fallthrough;
 	default:
 		dev->stats.tx_errors++;
 		dev_dbg(&dev->dev, "TX error (%d)\n", status);
@@ -361,8 +348,8 @@
 	else
 		return -EINVAL;
 
-	dev = alloc_netdev(sizeof(*pnd) + sizeof(pnd->urbs[0]) * rxq_size,
-			   ifname, NET_NAME_UNKNOWN, usbpn_setup);
+	dev = alloc_netdev(struct_size(pnd, urbs, rxq_size), ifname,
+			   NET_NAME_UNKNOWN, usbpn_setup);
 	if (!dev)
 		return -ENOMEM;
 

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