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.toshi...@lab.ntt.co.jp>
---
include/linux/netdevice.h | 3 +++
net/core/dev.c | 8 ++++++++
2 files changed, 11 insertions(+)
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 08c4ab3..967bb4c 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -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)
diff --git a/net/core/dev.c b/net/core/dev.c
index 41d0db55..b4cc929 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -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(struct sk_buff *skb,
struct net_device *dev,
netdev_features_t features)
--
1.8.1.2
------------------------------------------------------------------------------
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