From owner-svn-src-stable@freebsd.org Mon Oct 17 08:23:31 2016 Return-Path: Delivered-To: svn-src-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id A3DDEC140E7; Mon, 17 Oct 2016 08:23:31 +0000 (UTC) (envelope-from sephe@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 mx1.freebsd.org (Postfix) with ESMTPS id 58BE21008; Mon, 17 Oct 2016 08:23:31 +0000 (UTC) (envelope-from sephe@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id u9H8NUjP033180; Mon, 17 Oct 2016 08:23:30 GMT (envelope-from sephe@FreeBSD.org) Received: (from sephe@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id u9H8NUHt033179; Mon, 17 Oct 2016 08:23:30 GMT (envelope-from sephe@FreeBSD.org) Message-Id: <201610170823.u9H8NUHt033179@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: sephe set sender to sephe@FreeBSD.org using -f From: Sepherosa Ziehau Date: Mon, 17 Oct 2016 08:23:30 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r307503 - stable/11/sys/dev/hyperv/utilities X-SVN-Group: stable-11 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-stable@freebsd.org X-Mailman-Version: 2.1.23 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: Mon, 17 Oct 2016 08:23:31 -0000 Author: sephe Date: Mon Oct 17 08:23:30 2016 New Revision: 307503 URL: https://svnweb.freebsd.org/changeset/base/307503 Log: MFC 305585 hyperv/kvp: Fix IPv4/IPv6 address injection support. The GUID string provided by hypervisor has leading and trailing braces, while our GUID string does not have braces at all. Both braces should be ignored, when the GUID strings are compared. Submitted by: Hongjiang Zhang Modified by: sephe Sponsored by: Microsoft Differential Revision: https://reviews.freebsd.org/D7809 Modified: stable/11/sys/dev/hyperv/utilities/hv_kvp.c Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/dev/hyperv/utilities/hv_kvp.c ============================================================================== --- stable/11/sys/dev/hyperv/utilities/hv_kvp.c Mon Oct 17 08:20:17 2016 (r307502) +++ stable/11/sys/dev/hyperv/utilities/hv_kvp.c Mon Oct 17 08:23:30 2016 (r307503) @@ -332,20 +332,23 @@ hv_kvp_convert_utf16_ipinfo_to_utf8(stru if (devclass_get_devices(devclass_find("hn"), &devs, &devcnt) == 0) { for (devcnt = devcnt - 1; devcnt >= 0; devcnt--) { - /* XXX access other driver's softc? are you kidding? */ device_t dev = devs[devcnt]; struct vmbus_channel *chan; char buf[HYPERV_GUID_STRLEN]; + int n; - /* - * Trying to find GUID of Network Device - */ chan = vmbus_get_channel(dev); - hyperv_guid2str(vmbus_chan_guid_inst(chan), - buf, sizeof(buf)); + n = hyperv_guid2str(vmbus_chan_guid_inst(chan), buf, + sizeof(buf)); - if (strncmp(buf, (char *)umsg->body.kvp_ip_val.adapter_id, - HYPERV_GUID_STRLEN - 1) == 0) { + /* + * The string in the 'kvp_ip_val.adapter_id' has + * braces around the GUID; skip the leading brace + * in 'kvp_ip_val.adapter_id'. + */ + if (strncmp(buf, + ((char *)&umsg->body.kvp_ip_val.adapter_id) + 1, + n) == 0) { strlcpy((char *)umsg->body.kvp_ip_val.adapter_id, device_get_nameunit(dev), MAX_ADAPTER_ID_SIZE); break;