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https://github.com/openwrt/openwrt.git
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0dfba24e9a
Refresh patches to remove the trailing whitespaces caused by an old diffutils version on osx. Signed-off-by: Jonas Gorski <jogo@openwrt.org> SVN-Revision: 45506
111 lines
3.4 KiB
Diff
111 lines
3.4 KiB
Diff
--- a/include/net/addrconf.h
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+++ b/include/net/addrconf.h
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@@ -91,6 +91,12 @@ int ipv6_rcv_saddr_equal(const struct so
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void addrconf_join_solict(struct net_device *dev, const struct in6_addr *addr);
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void addrconf_leave_solict(struct inet6_dev *idev, const struct in6_addr *addr);
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+extern int (*ipv6_dev_get_saddr_hook)(struct net *net,
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+ const struct net_device *dev,
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+ const struct in6_addr *daddr,
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+ unsigned int prefs,
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+ struct in6_addr *saddr);
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+
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static inline unsigned long addrconf_timeout_fixup(u32 timeout,
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unsigned int unit)
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{
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--- a/net/bridge/Kconfig
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+++ b/net/bridge/Kconfig
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@@ -6,7 +6,6 @@ config BRIDGE
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tristate "802.1d Ethernet Bridging"
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select LLC
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select STP
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- depends on IPV6 || IPV6=n
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---help---
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If you say Y here, then your Linux box will be able to act as an
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Ethernet bridge, which means that the different Ethernet segments it
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--- a/net/ipv6/Makefile
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+++ b/net/ipv6/Makefile
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@@ -45,6 +45,7 @@ obj-y += addrconf_core.o exthdrs_core.o
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obj-$(CONFIG_INET) += output_core.o protocol.o $(ipv6-offload)
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obj-$(subst m,y,$(CONFIG_IPV6)) += inet6_hashtables.o
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+obj-$(subst m,y,$(CONFIG_IPV6)) += inet6_stubs.o
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ifneq ($(CONFIG_IPV6),)
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obj-$(CONFIG_NET_UDP_TUNNEL) += ip6_udp_tunnel.o
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--- a/net/ipv6/addrconf.c
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+++ b/net/ipv6/addrconf.c
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@@ -1346,7 +1346,7 @@ out:
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return ret;
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}
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-int ipv6_dev_get_saddr(struct net *net, const struct net_device *dst_dev,
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+static int __ipv6_dev_get_saddr(struct net *net, const struct net_device *dst_dev,
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const struct in6_addr *daddr, unsigned int prefs,
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struct in6_addr *saddr)
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{
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@@ -1469,7 +1469,6 @@ try_nextdev:
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in6_ifa_put(hiscore->ifa);
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return 0;
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}
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-EXPORT_SYMBOL(ipv6_dev_get_saddr);
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int __ipv6_get_lladdr(struct inet6_dev *idev, struct in6_addr *addr,
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u32 banned_flags)
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@@ -5539,6 +5538,9 @@ int __init addrconf_init(void)
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ipv6_addr_label_rtnl_register();
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+ BUG_ON(ipv6_dev_get_saddr_hook != NULL);
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+ rcu_assign_pointer(ipv6_dev_get_saddr_hook, __ipv6_dev_get_saddr);
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+
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return 0;
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errout:
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rtnl_af_unregister(&inet6_ops);
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@@ -5558,6 +5560,9 @@ void addrconf_cleanup(void)
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struct net_device *dev;
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int i;
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+ rcu_assign_pointer(ipv6_dev_get_saddr_hook, NULL);
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+ synchronize_rcu();
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+
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unregister_netdevice_notifier(&ipv6_dev_notf);
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unregister_pernet_subsys(&addrconf_ops);
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ipv6_addr_label_cleanup();
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--- /dev/null
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+++ b/net/ipv6/inet6_stubs.c
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@@ -0,0 +1,33 @@
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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 the GNU General Public License
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+ * as published by the Free Software Foundation; either version
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+ * 2 of the License, or (at your option) any later version.
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+ */
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+#include <linux/export.h>
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+#include <net/ipv6.h>
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+
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+int (*ipv6_dev_get_saddr_hook)(struct net *net, const struct net_device *dev,
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+ const struct in6_addr *daddr, unsigned int prefs,
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+ struct in6_addr *saddr);
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+
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+EXPORT_SYMBOL(ipv6_dev_get_saddr_hook);
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+
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+int ipv6_dev_get_saddr(struct net *net, const struct net_device *dst_dev,
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+ const struct in6_addr *daddr, unsigned int prefs,
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+ struct in6_addr *saddr)
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+{
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+ int ret = -EADDRNOTAVAIL;
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+ typeof(ipv6_dev_get_saddr_hook) dev_get_saddr;
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+
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+ rcu_read_lock();
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+ dev_get_saddr = rcu_dereference(ipv6_dev_get_saddr_hook);
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+
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+ if (dev_get_saddr)
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+ ret = dev_get_saddr(net, dst_dev, daddr, prefs, saddr);
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+
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+ rcu_read_unlock();
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+ return ret;
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+}
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+EXPORT_SYMBOL(ipv6_dev_get_saddr);
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+
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