From 71e415e44c1f9b7a4f05dac4f8038575dbef0c6f Mon Sep 17 00:00:00 2001 From: dingtianhong Date: Tue, 25 Mar 2014 17:44:42 +0800 Subject: vlan: make a new function vlan_dev_vlan_proto() and export The vlan support 2 proto: 802.1q and 802.1ad, so make a new function called vlan_dev_vlan_proto() which could return the vlan proto for input dev. Signed-off-by: Ding Tianhong Signed-off-by: David S. Miller --- net/8021q/vlan_core.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'net/8021q') diff --git a/net/8021q/vlan_core.c b/net/8021q/vlan_core.c index 35b3c192d7b9..3c32bd257b73 100644 --- a/net/8021q/vlan_core.c +++ b/net/8021q/vlan_core.c @@ -106,6 +106,12 @@ u16 vlan_dev_vlan_id(const struct net_device *dev) } EXPORT_SYMBOL(vlan_dev_vlan_id); +__be16 vlan_dev_vlan_proto(const struct net_device *dev) +{ + return vlan_dev_priv(dev)->vlan_proto; +} +EXPORT_SYMBOL(vlan_dev_vlan_proto); + static struct sk_buff *vlan_reorder_header(struct sk_buff *skb) { if (skb_cow(skb, skb_headroom(skb)) < 0) -- cgit