From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas F Herbert Subject: [PATCH net-next V14 2/3] openvswitch: Check for vlan ethernet types for 8021.q or 802.1ad Date: Wed, 30 Sep 2015 23:32:59 -0400 Message-ID: <1443670380-4245-3-git-send-email-thomasfherbert@gmail.com> References: <1443670380-4245-1-git-send-email-thomasfherbert@gmail.com> Cc: therbert@redhat.com, dev@openvswitch.org, Thomas F Herbert To: netdev@vger.kernel.org, pshelar@nicira.com Return-path: Received: from mail-qg0-f51.google.com ([209.85.192.51]:35578 "EHLO mail-qg0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754929AbbJADd6 (ORCPT ); Wed, 30 Sep 2015 23:33:58 -0400 Received: by qgt47 with SMTP id 47so53934126qgt.2 for ; Wed, 30 Sep 2015 20:33:57 -0700 (PDT) In-Reply-To: <1443670380-4245-1-git-send-email-thomasfherbert@gmail.com> Sender: netdev-owner@vger.kernel.org List-ID: Signed-off-by: Thomas F Herbert --- include/linux/if_vlan.h | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h index 67ce5bd..88d1be4 100644 --- a/include/linux/if_vlan.h +++ b/include/linux/if_vlan.h @@ -627,6 +627,23 @@ static inline netdev_features_t vlan_features_check(const struct sk_buff *skb, return features; } +/** + * eth_type_vlan - check for valid vlan ether type. + * @ethertype: ether type to check + * + * Returns true if the ether type is a vlan ether type. + */ +static inline bool eth_type_vlan(__be16 ethertype) +{ + switch (ethertype) { + case (htons(ETH_P_8021Q)): + return true; + case (htons(ETH_P_8021AD)): + return true; + default: + return false; + } +} /** * compare_vlan_header - Compare two vlan headers -- 2.4.3