From 9478d12d33ad12d29c5343ae7346b51bc1f4c5a9 Mon Sep 17 00:00:00 2001 From: David Ahern Date: Tue, 29 Sep 2015 20:07:18 -0700 Subject: net: Move netif_index_is_l3_master to l3mdev.h Change CONFIG dependency to CONFIG_NET_L3_MASTER_DEV as well. Signed-off-by: David Ahern Signed-off-by: David S. Miller --- include/net/l3mdev.h | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'include/net/l3mdev.h') diff --git a/include/net/l3mdev.h b/include/net/l3mdev.h index e382c777bab8..87cee05a0a17 100644 --- a/include/net/l3mdev.h +++ b/include/net/l3mdev.h @@ -81,6 +81,25 @@ static inline struct rtable *l3mdev_get_rtable(const struct net_device *dev, return NULL; } +static inline bool netif_index_is_l3_master(struct net *net, int ifindex) +{ + struct net_device *dev; + bool rc = false; + + if (ifindex == 0) + return false; + + rcu_read_lock(); + + dev = dev_get_by_index_rcu(net, ifindex); + if (dev) + rc = netif_is_l3_master(dev); + + rcu_read_unlock(); + + return rc; +} + #else static inline int l3mdev_master_ifindex_rcu(struct net_device *dev) @@ -120,6 +139,11 @@ static inline struct rtable *l3mdev_get_rtable(const struct net_device *dev, return NULL; } +static inline bool netif_index_is_l3_master(struct net *net, int ifindex) +{ + return false; +} + #endif #endif /* _NET_L3MDEV_H_ */ -- cgit v1.2.3