netif_is_bridge_port() was added in upstream Linux commit 28f9ee22bcdd
("vlan: Do not put vlan headers back on bridge and macvlan ports").
It is now used by the wireless subsystem.
Signed-off-by: Hauke Mehrtens <hauke@xxxxxxxxxx>
---
backport/backport-include/linux/netdevice.h | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/backport/backport-include/linux/netdevice.h b/backport/backport-include/linux/netdevice.h
index a71ed590..edb0aaf3 100644
--- a/backport/backport-include/linux/netdevice.h
+++ b/backport/backport-include/linux/netdevice.h
@@ -380,4 +380,12 @@ static inline int backport_dev_open(struct net_device *dev, struct netlink_ext_a
#define dev_open LINUX_BACKPORT(dev_open)
#endif
+#if LINUX_VERSION_IS_LESS(4,4,0)
+#define netif_is_bridge_port LINUX_BACKPORT(netif_is_bridge_port)
+static inline bool netif_is_bridge_port(const struct net_device *dev)
+{
+ return dev->priv_flags & IFF_BRIDGE_PORT;
+}
+#endif
+
#endif /* __BACKPORT_NETDEVICE_H */
--
2.20.1
--
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