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bridge: adding stubs for multicast exports

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To make users (e.g. batman-adv soon) load- and runnable even if the
bridge was compiled without snooping capabilities - or even if the
kernel was compiled without any bridge code at all.

Signed-off-by: Linus Lüssing <linus.luessing@web.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Linus Lüssing 2014-07-07 05:41:16 +02:00 • committed by David S. Miller
parent 70452dcb6d
commit f941a6d9a9
1 changed files with 14 additions and 0 deletions
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14
include/linux/if_bridge.h
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@ -36,8 +36,22 @@ extern void brioctl_set(int (*ioctl_hook)(struct net *, unsigned int, void __use
typedef int br_should_route_hook_t(struct sk_buff *skb); typedef int br_should_route_hook_t(struct sk_buff *skb);
extern br_should_route_hook_t __rcu *br_should_route_hook; extern br_should_route_hook_t __rcu *br_should_route_hook;
#if IS_ENABLED(CONFIG_BRIDGE) && IS_ENABLED(CONFIG_BRIDGE_IGMP_SNOOPING)
int br_multicast_list_adjacent(struct net_device *dev, int br_multicast_list_adjacent(struct net_device *dev,
struct list_head *br_ip_list); struct list_head *br_ip_list);
bool br_multicast_has_querier_adjacent(struct net_device *dev, int proto); bool br_multicast_has_querier_adjacent(struct net_device *dev, int proto);
#else
static inline int br_multicast_list_adjacent(struct net_device *dev,
struct list_head *br_ip_list)
{
return 0;
}
static inline bool br_multicast_has_querier_adjacent(struct net_device *dev,
int proto)
{
return false;
}
#endif
#endif #endif