mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-25 09:10:21 +07:00
000244d3dc
These two functions return the regular -EINVAL failure in the normal
code path, but return a nonstandard '-1' error otherwise, which gets
interpreted as -EPERM.
Let's change it to -EINVAL for the dummy functions as well.
Fixes: 4d4fd36126 ("net: bridge: Publish bridge accessor functions")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
133 lines
3.4 KiB
C
133 lines
3.4 KiB
C
/*
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* Linux ethernet bridge
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*
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* Authors:
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* Lennert Buytenhek <buytenh@gnu.org>
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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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#ifndef _LINUX_IF_BRIDGE_H
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#define _LINUX_IF_BRIDGE_H
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#include <linux/netdevice.h>
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#include <uapi/linux/if_bridge.h>
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#include <linux/bitops.h>
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struct br_ip {
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union {
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__be32 ip4;
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#if IS_ENABLED(CONFIG_IPV6)
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struct in6_addr ip6;
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#endif
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} u;
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__be16 proto;
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__u16 vid;
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};
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struct br_ip_list {
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struct list_head list;
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struct br_ip addr;
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};
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#define BR_HAIRPIN_MODE BIT(0)
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#define BR_BPDU_GUARD BIT(1)
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#define BR_ROOT_BLOCK BIT(2)
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#define BR_MULTICAST_FAST_LEAVE BIT(3)
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#define BR_ADMIN_COST BIT(4)
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#define BR_LEARNING BIT(5)
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#define BR_FLOOD BIT(6)
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#define BR_AUTO_MASK (BR_FLOOD | BR_LEARNING)
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#define BR_PROMISC BIT(7)
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#define BR_PROXYARP BIT(8)
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#define BR_LEARNING_SYNC BIT(9)
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#define BR_PROXYARP_WIFI BIT(10)
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#define BR_MCAST_FLOOD BIT(11)
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#define BR_MULTICAST_TO_UNICAST BIT(12)
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#define BR_VLAN_TUNNEL BIT(13)
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#define BR_BCAST_FLOOD BIT(14)
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#define BR_NEIGH_SUPPRESS BIT(15)
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#define BR_ISOLATED BIT(16)
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#define BR_DEFAULT_AGEING_TIME (300 * HZ)
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extern void brioctl_set(int (*ioctl_hook)(struct net *, unsigned int, void __user *));
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typedef int br_should_route_hook_t(struct sk_buff *skb);
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extern br_should_route_hook_t __rcu *br_should_route_hook;
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#if IS_ENABLED(CONFIG_BRIDGE) && IS_ENABLED(CONFIG_BRIDGE_IGMP_SNOOPING)
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int br_multicast_list_adjacent(struct net_device *dev,
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struct list_head *br_ip_list);
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bool br_multicast_has_querier_anywhere(struct net_device *dev, int proto);
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bool br_multicast_has_querier_adjacent(struct net_device *dev, int proto);
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bool br_multicast_enabled(const struct net_device *dev);
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bool br_multicast_router(const struct net_device *dev);
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#else
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static inline int br_multicast_list_adjacent(struct net_device *dev,
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struct list_head *br_ip_list)
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{
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return 0;
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}
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static inline bool br_multicast_has_querier_anywhere(struct net_device *dev,
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int proto)
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{
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return false;
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}
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static inline bool br_multicast_has_querier_adjacent(struct net_device *dev,
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int proto)
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{
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return false;
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}
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static inline bool br_multicast_enabled(const struct net_device *dev)
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{
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return false;
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}
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static inline bool br_multicast_router(const struct net_device *dev)
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{
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return false;
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}
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#endif
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#if IS_ENABLED(CONFIG_BRIDGE) && IS_ENABLED(CONFIG_BRIDGE_VLAN_FILTERING)
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bool br_vlan_enabled(const struct net_device *dev);
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int br_vlan_get_pvid(const struct net_device *dev, u16 *p_pvid);
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int br_vlan_get_info(const struct net_device *dev, u16 vid,
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struct bridge_vlan_info *p_vinfo);
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#else
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static inline bool br_vlan_enabled(const struct net_device *dev)
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{
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return false;
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}
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static inline int br_vlan_get_pvid(const struct net_device *dev, u16 *p_pvid)
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{
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return -EINVAL;
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}
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static inline int br_vlan_get_info(const struct net_device *dev, u16 vid,
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struct bridge_vlan_info *p_vinfo)
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{
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return -EINVAL;
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}
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#endif
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#if IS_ENABLED(CONFIG_BRIDGE)
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struct net_device *br_fdb_find_port(const struct net_device *br_dev,
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const unsigned char *addr,
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__u16 vid);
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#else
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static inline struct net_device *
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br_fdb_find_port(const struct net_device *br_dev,
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const unsigned char *addr,
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__u16 vid)
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{
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return NULL;
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}
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#endif
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#endif
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