修改4g拨号为QMI,需要在系统里后台执行quectel-CM

hc

2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5

 kernel/net/batman-adv/hard-interface.h
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@@ -1,19 +1,7 @@
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 /* SPDX-License-Identifier: GPL-2.0 */
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-/* Copyright (C) 2007-2018  B.A.T.M.A.N. contributors:
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+/* Copyright (C) 2007-2020  B.A.T.M.A.N. contributors:
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  *
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  * Marek Lindner, Simon Wunderlich
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- *
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- * This program is free software; you can redistribute it and/or
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- * modify it under the terms of version 2 of the GNU General Public
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- * License as published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope that it will be useful, but
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- * WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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- * General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with this program; if not, see <http://www.gnu.org/licenses/>.
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  */
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 #ifndef _NET_BATMAN_ADV_HARD_INTERFACE_H_
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@@ -23,13 +11,12 @@
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 #include <linux/compiler.h>
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 #include <linux/kref.h>
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+#include <linux/netdevice.h>
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 #include <linux/notifier.h>
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 #include <linux/rcupdate.h>
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 #include <linux/stddef.h>
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 #include <linux/types.h>
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-
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-struct net_device;
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-struct net;
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+#include <net/net_namespace.h>
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 /**
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  * enum batadv_hard_if_state - State of a hard interface
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@@ -113,7 +100,6 @@
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 				   struct net *net, const char *iface_name);
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 void batadv_hardif_disable_interface(struct batadv_hard_iface *hard_iface,
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 				     enum batadv_hard_if_cleanup autodel);
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-void batadv_hardif_remove_interfaces(void);
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 int batadv_hardif_min_mtu(struct net_device *soft_iface);
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 void batadv_update_min_mtu(struct net_device *soft_iface);
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 void batadv_hardif_release(struct kref *ref);
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@@ -127,6 +113,9 @@
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  */
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 static inline void batadv_hardif_put(struct batadv_hard_iface *hard_iface)
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 {
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+	if (!hard_iface)
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+		return;
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+
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 	kref_put(&hard_iface->refcount, batadv_hardif_release);
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 }
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