From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id F09C3C606A7 for ; Mon, 8 Jul 2019 10:33:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D3BE92064B for ; Mon, 8 Jul 2019 10:33:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729420AbfGHKdL (ORCPT ); Mon, 8 Jul 2019 06:33:11 -0400 Received: from mail.us.es ([193.147.175.20]:34284 "EHLO mail.us.es" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730049AbfGHKcx (ORCPT ); Mon, 8 Jul 2019 06:32:53 -0400 Received: from antivirus1-rhel7.int (unknown [192.168.2.11]) by mail.us.es (Postfix) with ESMTP id 5613ABAE98 for ; Mon, 8 Jul 2019 12:32:51 +0200 (CEST) Received: from antivirus1-rhel7.int (localhost [127.0.0.1]) by antivirus1-rhel7.int (Postfix) with ESMTP id 488994FA28 for ; Mon, 8 Jul 2019 12:32:51 +0200 (CEST) Received: by antivirus1-rhel7.int (Postfix, from userid 99) id 3E2C7DA4CA; Mon, 8 Jul 2019 12:32:51 +0200 (CEST) Received: from antivirus1-rhel7.int (localhost [127.0.0.1]) by antivirus1-rhel7.int (Postfix) with ESMTP id 33FE46DA85; Mon, 8 Jul 2019 12:32:49 +0200 (CEST) Received: from 192.168.1.97 (192.168.1.97) by antivirus1-rhel7.int (F-Secure/fsigk_smtp/550/antivirus1-rhel7.int); Mon, 08 Jul 2019 12:32:49 +0200 (CEST) X-Virus-Status: clean(F-Secure/fsigk_smtp/550/antivirus1-rhel7.int) Received: from salvia.here (sys.soleta.eu [212.170.55.40]) (Authenticated sender: pneira@us.es) by entrada.int (Postfix) with ESMTPA id 077DB4265A31; Mon, 8 Jul 2019 12:32:48 +0200 (CEST) X-SMTPAUTHUS: auth mail.us.es From: Pablo Neira Ayuso To: netfilter-devel@vger.kernel.org Cc: davem@davemloft.net, netdev@vger.kernel.org Subject: [PATCH 11/15] bridge: add br_vlan_get_proto() Date: Mon, 8 Jul 2019 12:32:33 +0200 Message-Id: <20190708103237.28061-12-pablo@netfilter.org> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20190708103237.28061-1-pablo@netfilter.org> References: <20190708103237.28061-1-pablo@netfilter.org> X-Virus-Scanned: ClamAV using ClamSMTP Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: wenxu This new function allows you to fetch the bridge port vlan protocol. Signed-off-by: wenxu Acked-by: Nikolay Aleksandrov Signed-off-by: Pablo Neira Ayuso --- include/linux/if_bridge.h | 6 ++++++ net/bridge/br_vlan.c | 10 ++++++++++ 2 files changed, 16 insertions(+) diff --git a/include/linux/if_bridge.h b/include/linux/if_bridge.h index 950db1dad830..9e57c4411734 100644 --- a/include/linux/if_bridge.h +++ b/include/linux/if_bridge.h @@ -89,6 +89,7 @@ static inline bool br_multicast_router(const struct net_device *dev) bool br_vlan_enabled(const struct net_device *dev); int br_vlan_get_pvid(const struct net_device *dev, u16 *p_pvid); int br_vlan_get_pvid_rcu(const struct net_device *dev, u16 *p_pvid); +int br_vlan_get_proto(const struct net_device *dev, u16 *p_proto); int br_vlan_get_info(const struct net_device *dev, u16 vid, struct bridge_vlan_info *p_vinfo); #else @@ -102,6 +103,11 @@ static inline int br_vlan_get_pvid(const struct net_device *dev, u16 *p_pvid) return -EINVAL; } +static inline int br_vlan_get_proto(const struct net_device *dev, u16 *p_proto) +{ + return -EINVAL; +} + static inline int br_vlan_get_pvid_rcu(const struct net_device *dev, u16 *p_pvid) { return -EINVAL; diff --git a/net/bridge/br_vlan.c b/net/bridge/br_vlan.c index 8d97b91ad503..021cc9f66804 100644 --- a/net/bridge/br_vlan.c +++ b/net/bridge/br_vlan.c @@ -797,6 +797,16 @@ bool br_vlan_enabled(const struct net_device *dev) } EXPORT_SYMBOL_GPL(br_vlan_enabled); +int br_vlan_get_proto(const struct net_device *dev, u16 *p_proto) +{ + struct net_bridge *br = netdev_priv(dev); + + *p_proto = ntohs(br->vlan_proto); + + return 0; +} +EXPORT_SYMBOL_GPL(br_vlan_get_proto); + int __br_vlan_set_proto(struct net_bridge *br, __be16 proto) { int err = 0; -- 2.11.0