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net: Move netif_index_is_l3_master to l3mdev.h

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Change CONFIG dependency to CONFIG_NET_L3_MASTER_DEV as well.

Signed-off-by: David Ahern <dsa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David Ahern
2015-09-29 20:07:18 -07:00
committed by David S. Miller
parent ec539514e5
commit 9478d12d33
3 changed files with 25 additions and 21 deletions
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24
include/net/l3mdev.h
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@@ -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_ */