{"id":806153,"url":"http://patchwork.ozlabs.org/api/1.2/patches/806153/?format=json","web_url":"http://patchwork.ozlabs.org/project/netdev/patch/1503780970-10312-3-git-send-email-andrew@lunn.ch/","project":{"id":7,"url":"http://patchwork.ozlabs.org/api/1.2/projects/7/?format=json","name":"Linux network development","link_name":"netdev","list_id":"netdev.vger.kernel.org","list_email":"netdev@vger.kernel.org","web_url":null,"scm_url":null,"webscm_url":null,"list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<1503780970-10312-3-git-send-email-andrew@lunn.ch>","list_archive_url":null,"date":"2017-08-26T20:56:07","name":"[RFC,WIP,2/5] net: bridge: Skip receive handler on brX interface","commit_ref":null,"pull_url":null,"state":"rfc","archived":true,"hash":"e2e5925ba3200ca1e7b5fa2dd7f2b1d2b0ee6d10","submitter":{"id":13608,"url":"http://patchwork.ozlabs.org/api/1.2/people/13608/?format=json","name":"Andrew Lunn","email":"andrew@lunn.ch"},"delegate":{"id":34,"url":"http://patchwork.ozlabs.org/api/1.2/users/34/?format=json","username":"davem","first_name":"David","last_name":"Miller","email":"davem@davemloft.net"},"mbox":"http://patchwork.ozlabs.org/project/netdev/patch/1503780970-10312-3-git-send-email-andrew@lunn.ch/mbox/","series":[],"comments":"http://patchwork.ozlabs.org/api/patches/806153/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/806153/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":"patchwork-incoming@ozlabs.org","Delivered-To":"patchwork-incoming@ozlabs.org","Authentication-Results":"ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=vger.kernel.org\n\t(client-ip=209.132.180.67; helo=vger.kernel.org;\n\tenvelope-from=netdev-owner@vger.kernel.org;\n\treceiver=)","Received":["from vger.kernel.org (vger.kernel.org [209.132.180.67])\n\tby ozlabs.org (Postfix) with ESMTP id 3xfr3Z1HbJz9s8V\n\tfor ;\n\tSun, 27 Aug 2017 06:58:34 +1000 (AEST)","(majordomo@vger.kernel.org) by vger.kernel.org via listexpand\n\tid S1751133AbdHZU6c (ORCPT );\n\tSat, 26 Aug 2017 16:58:32 -0400","from vps0.lunn.ch ([178.209.37.122]:45149 \"EHLO vps0.lunn.ch\"\n\trhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP\n\tid S1751083AbdHZU6b (ORCPT );\n\tSat, 26 Aug 2017 16:58:31 -0400","from andrew by vps0.lunn.ch with local (Exim 4.84_2)\n\t(envelope-from )\n\tid 1dli8H-0002hD-B8; Sat, 26 Aug 2017 22:56:41 +0200"],"From":"Andrew Lunn ","To":"netdev ","Cc":"Vivien Didelot ,\n\tFlorian Fainelli ,\n\tnikolay@cumulusnetworks.com, jiri@mellanox.com,\n\troopa@cumulusnetworks.com, stephen@networkplumber.org,\n\tbridge@lists.linux-foundation.org, Andrew Lunn ","Subject":"[PATCH RFC WIP 2/5] net: bridge: Skip receive handler on brX\n\tinterface","Date":"Sat, 26 Aug 2017 22:56:07 +0200","Message-Id":"<1503780970-10312-3-git-send-email-andrew@lunn.ch>","X-Mailer":"git-send-email 2.1.4","In-Reply-To":"<1503780970-10312-1-git-send-email-andrew@lunn.ch>","References":"<1503780970-10312-1-git-send-email-andrew@lunn.ch>","Sender":"netdev-owner@vger.kernel.org","Precedence":"bulk","List-ID":"","X-Mailing-List":"netdev@vger.kernel.org"},"content":"The brX interface will soon become a member of the bridge. As such, it\nwill get a receiver handler assigned. However, we don't want to handle\npackets received on this soft interfaces. So detect the condition and\nsay all the packets pass.\n---\n net/bridge/br_input.c | 4 ++++\n 1 file changed, 4 insertions(+)","diff":"diff --git a/net/bridge/br_input.c b/net/bridge/br_input.c\nindex 7637f58c1226..38c2a41968f2 100644\n--- a/net/bridge/br_input.c\n+++ b/net/bridge/br_input.c\n@@ -267,6 +267,10 @@ rx_handler_result_t br_handle_frame(struct sk_buff **pskb)\n \t\treturn RX_HANDLER_CONSUMED;\n \n \tp = br_port_get_rcu(skb->dev);\n+\n+\tif (p->dev == p->br->dev)\n+\t\treturn RX_HANDLER_PASS;\n+\n \tif (p->flags & BR_VLAN_TUNNEL) {\n \t\tif (br_handle_ingress_vlan_tunnel(skb, p,\n \t\t\t\t\t\t nbp_vlan_group_rcu(p)))\n","prefixes":["RFC","WIP","2/5"]}