[ovs-dev] [PATCH net-next V11 2/3] Check for vlan ethernet types for 8021.q or 802.1ad
Thomas F Herbert
thomasfherbert at gmail.com
Tue Jun 23 18:26:29 UTC 2015
Signed-off-by: Thomas F Herbert <thomasfherbert at gmail.com>
---
include/linux/if_vlan.h | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h
index 920e445..3713454 100644
--- a/include/linux/if_vlan.h
+++ b/include/linux/if_vlan.h
@@ -627,5 +627,14 @@ static inline netdev_features_t vlan_features_check(const struct sk_buff *skb,
return features;
}
+/**
+ * Check for legal valid vlan ether type.
+ */
+static inline bool eth_type_vlan(__be16 ethertype)
+{
+ if (ethertype == htons(ETH_P_8021Q) || ethertype == htons(ETH_P_8021AD))
+ return true;
+ return false;
+}
#endif /* !(_LINUX_IF_VLAN_H_) */
--
2.1.0
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