From owner-svn-src-head@freebsd.org Thu Aug 16 06:31:55 2018 Return-Path: Delivered-To: svn-src-head@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 27A06107EE77; Thu, 16 Aug 2018 06:31:55 +0000 (UTC) (envelope-from araujo@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id CFF918FF89; Thu, 16 Aug 2018 06:31:54 +0000 (UTC) (envelope-from araujo@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 B13B715B7C; Thu, 16 Aug 2018 06:31:54 +0000 (UTC) (envelope-from araujo@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w7G6VsRm064580; Thu, 16 Aug 2018 06:31:54 GMT (envelope-from araujo@FreeBSD.org) Received: (from araujo@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w7G6VsS8064579; Thu, 16 Aug 2018 06:31:54 GMT (envelope-from araujo@FreeBSD.org) Message-Id: <201808160631.w7G6VsS8064579@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: araujo set sender to araujo@FreeBSD.org using -f From: Marcelo Araujo Date: Thu, 16 Aug 2018 06:31:54 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r337887 - head/usr.sbin/bhyve X-SVN-Group: head X-SVN-Commit-Author: araujo X-SVN-Commit-Paths: head/usr.sbin/bhyve X-SVN-Commit-Revision: 337887 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.27 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 16 Aug 2018 06:31:55 -0000 Author: araujo Date: Thu Aug 16 06:31:54 2018 New Revision: 337887 URL: https://svnweb.freebsd.org/changeset/base/337887 Log: Add a comment explaining how the PSN works and why there is no need for a null terminator. Also mark CID 1394825 as intentional. Reported by: Coverity CID: 1394825 MFC after: 1 week Sponsored by: iXsystems Inc. Modified: head/usr.sbin/bhyve/pci_nvme.c Modified: head/usr.sbin/bhyve/pci_nvme.c ============================================================================== --- head/usr.sbin/bhyve/pci_nvme.c Thu Aug 16 06:20:25 2018 (r337886) +++ head/usr.sbin/bhyve/pci_nvme.c Thu Aug 16 06:31:54 2018 (r337887) @@ -1714,6 +1714,11 @@ pci_nvme_parse_opts(struct pci_nvme_softc *sc, char *o } else if (!strcmp("sectsz", xopts)) { sectsz = atoi(config); } else if (!strcmp("ser", xopts)) { + /* + * This field indicates the Product Serial Number in + * 8-bit ASCII, unused bytes should be NULL characters. + * Ref: NVM Express Management Interface 1.0a. + */ memset(sc->ctrldata.sn, 0, sizeof(sc->ctrldata.sn)); strncpy(sc->ctrldata.sn, config, sizeof(sc->ctrldata.sn));