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/net/ipv6/addrconf_core.c | 61 +++++++++++++++++++++++-------
1 files changed, 47 insertions(+), 14 deletions(-)
diff --git a/kernel/net/ipv6/addrconf_core.c b/kernel/net/ipv6/addrconf_core.c
index 66a1a0e..c70c192 100644
--- a/kernel/net/ipv6/addrconf_core.c
+++ b/kernel/net/ipv6/addrconf_core.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* IPv6 library code, needed by static components when full IPv6 support is
* not configured or static.
@@ -5,6 +6,7 @@
#include <linux/export.h>
#include <net/ipv6.h>
+#include <net/ipv6_stubs.h>
#include <net/addrconf.h>
#include <net/ip.h>
@@ -135,47 +137,78 @@
return ERR_PTR(-EAFNOSUPPORT);
}
+static int eafnosupport_ipv6_route_input(struct sk_buff *skb)
+{
+ return -EAFNOSUPPORT;
+}
+
static struct fib6_table *eafnosupport_fib6_get_table(struct net *net, u32 id)
{
return NULL;
}
-static struct fib6_info *
+static int
eafnosupport_fib6_table_lookup(struct net *net, struct fib6_table *table,
- int oif, struct flowi6 *fl6, int flags)
+ int oif, struct flowi6 *fl6,
+ struct fib6_result *res, int flags)
{
- return NULL;
+ return -EAFNOSUPPORT;
}
-static struct fib6_info *
+static int
eafnosupport_fib6_lookup(struct net *net, int oif, struct flowi6 *fl6,
- int flags)
+ struct fib6_result *res, int flags)
{
- return NULL;
+ return -EAFNOSUPPORT;
}
-static struct fib6_info *
-eafnosupport_fib6_multipath_select(const struct net *net, struct fib6_info *f6i,
- struct flowi6 *fl6, int oif,
- const struct sk_buff *skb, int strict)
+static void
+eafnosupport_fib6_select_path(const struct net *net, struct fib6_result *res,
+ struct flowi6 *fl6, int oif, bool have_oif_match,
+ const struct sk_buff *skb, int strict)
{
- return f6i;
}
static u32
-eafnosupport_ip6_mtu_from_fib6(struct fib6_info *f6i, struct in6_addr *daddr,
- struct in6_addr *saddr)
+eafnosupport_ip6_mtu_from_fib6(const struct fib6_result *res,
+ const struct in6_addr *daddr,
+ const struct in6_addr *saddr)
{
return 0;
}
+static int eafnosupport_fib6_nh_init(struct net *net, struct fib6_nh *fib6_nh,
+ struct fib6_config *cfg, gfp_t gfp_flags,
+ struct netlink_ext_ack *extack)
+{
+ NL_SET_ERR_MSG(extack, "IPv6 support not enabled in kernel");
+ return -EAFNOSUPPORT;
+}
+
+static int eafnosupport_ip6_del_rt(struct net *net, struct fib6_info *rt,
+ bool skip_notify)
+{
+ return -EAFNOSUPPORT;
+}
+
+static int eafnosupport_ipv6_fragment(struct net *net, struct sock *sk, struct sk_buff *skb,
+ int (*output)(struct net *, struct sock *, struct sk_buff *))
+{
+ kfree_skb(skb);
+ return -EAFNOSUPPORT;
+}
+
const struct ipv6_stub *ipv6_stub __read_mostly = &(struct ipv6_stub) {
.ipv6_dst_lookup_flow = eafnosupport_ipv6_dst_lookup_flow,
+ .ipv6_route_input = eafnosupport_ipv6_route_input,
.fib6_get_table = eafnosupport_fib6_get_table,
.fib6_table_lookup = eafnosupport_fib6_table_lookup,
.fib6_lookup = eafnosupport_fib6_lookup,
- .fib6_multipath_select = eafnosupport_fib6_multipath_select,
+ .fib6_select_path = eafnosupport_fib6_select_path,
.ip6_mtu_from_fib6 = eafnosupport_ip6_mtu_from_fib6,
+ .fib6_nh_init = eafnosupport_fib6_nh_init,
+ .ip6_del_rt = eafnosupport_ip6_del_rt,
+ .ipv6_fragment = eafnosupport_ipv6_fragment,
};
EXPORT_SYMBOL_GPL(ipv6_stub);
--
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