net: Introduce passthru_features_check

As there are a number of (especially virtual) devices that don't
need the multiple vlan check, introduce passthru_features_check() for
convenience.

Signed-off-by: Toshiaki Makita <makita.toshiaki@lab.ntt.co.jp>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Toshiaki Makita 2015-03-27 14:31:13 +09:00 committed by David S. Miller
parent 8cb65d0008
commit e38f30256b
2 changed files with 11 additions and 0 deletions

View file

@ -3657,6 +3657,9 @@ void netdev_change_features(struct net_device *dev);
void netif_stacked_transfer_operstate(const struct net_device *rootdev,
struct net_device *dev);
netdev_features_t passthru_features_check(struct sk_buff *skb,
struct net_device *dev,
netdev_features_t features);
netdev_features_t netif_skb_features(struct sk_buff *skb);
static inline bool net_gso_ok(netdev_features_t features, int gso_type)

View file

@ -2562,6 +2562,14 @@ static netdev_features_t harmonize_features(struct sk_buff *skb,
return features;
}
netdev_features_t passthru_features_check(struct sk_buff *skb,
struct net_device *dev,
netdev_features_t features)
{
return features;
}
EXPORT_SYMBOL(passthru_features_check);
static netdev_features_t dflt_features_check(const struct sk_buff *skb,
struct net_device *dev,
netdev_features_t features)