From owner-svn-src-stable@freebsd.org Wed Dec 12 11:15:13 2018 Return-Path: Delivered-To: svn-src-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id B6D9E13386B1; Wed, 12 Dec 2018 11:15:13 +0000 (UTC) (envelope-from hselasky@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 5D05F88906; Wed, 12 Dec 2018 11:15:13 +0000 (UTC) (envelope-from hselasky@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 513177282; Wed, 12 Dec 2018 11:15:13 +0000 (UTC) (envelope-from hselasky@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id wBCBFDb2041133; Wed, 12 Dec 2018 11:15:13 GMT (envelope-from hselasky@FreeBSD.org) Received: (from hselasky@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id wBCBFDKA041132; Wed, 12 Dec 2018 11:15:13 GMT (envelope-from hselasky@FreeBSD.org) Message-Id: <201812121115.wBCBFDKA041132@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: hselasky set sender to hselasky@FreeBSD.org using -f From: Hans Petter Selasky Date: Wed, 12 Dec 2018 11:15:13 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r341881 - stable/12/sys/ofed/drivers/infiniband/core X-SVN-Group: stable-12 X-SVN-Commit-Author: hselasky X-SVN-Commit-Paths: stable/12/sys/ofed/drivers/infiniband/core X-SVN-Commit-Revision: 341881 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 5D05F88906 X-Spamd-Bar: / Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-0.70 / 15.00]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_SHORT(-0.70)[-0.702,0] X-BeenThere: svn-src-stable@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: SVN commit messages for all the -stable branches of the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 12 Dec 2018 11:15:13 -0000 Author: hselasky Date: Wed Dec 12 11:15:12 2018 New Revision: 341881 URL: https://svnweb.freebsd.org/changeset/base/341881 Log: MFC r341534: ibcore: Fix clearing of bound device interface. Binding to a loopback device is not allowed. Make sure the destination device address is global by clearing the bound device interface. Only do this conditionally, else link local addresses won't work. Sponsored by: Mellanox Technologies Modified: stable/12/sys/ofed/drivers/infiniband/core/ib_addr.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/ofed/drivers/infiniband/core/ib_addr.c ============================================================================== --- stable/12/sys/ofed/drivers/infiniband/core/ib_addr.c Wed Dec 12 11:14:52 2018 (r341880) +++ stable/12/sys/ofed/drivers/infiniband/core/ib_addr.c Wed Dec 12 11:15:12 2018 (r341881) @@ -649,8 +649,13 @@ static int addr_resolve_neigh(struct ifnet *dev, if (dev->if_flags & IFF_LOOPBACK) { int ret; - /* find real device, not loopback one */ - addr->bound_dev_if = 0; + /* + * Binding to a loopback device is not allowed. Make + * sure the destination device address is global by + * clearing the bound device interface: + */ + if (addr->bound_dev_if == dev->if_index) + addr->bound_dev_if = 0; ret = rdma_translate_ip(dst_in, addr); if (ret == 0) {