From owner-svn-src-all@freebsd.org Sat Apr 20 10:56:57 2019 Return-Path: Delivered-To: svn-src-all@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 54D9F158A2DD; Sat, 20 Apr 2019 10:56:57 +0000 (UTC) (envelope-from markj@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 C01508C298; Sat, 20 Apr 2019 10:56:56 +0000 (UTC) (envelope-from markj@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 96D77D188; Sat, 20 Apr 2019 10:56:56 +0000 (UTC) (envelope-from markj@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x3KAuuOo085513; Sat, 20 Apr 2019 10:56:56 GMT (envelope-from markj@FreeBSD.org) Received: (from markj@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x3KAuuxt085512; Sat, 20 Apr 2019 10:56:56 GMT (envelope-from markj@FreeBSD.org) Message-Id: <201904201056.x3KAuuxt085512@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: markj set sender to markj@FreeBSD.org using -f From: Mark Johnston Date: Sat, 20 Apr 2019 10:56:56 +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: r346432 - stable/12/sys/kern X-SVN-Group: stable-12 X-SVN-Commit-Author: markj X-SVN-Commit-Paths: stable/12/sys/kern X-SVN-Commit-Revision: 346432 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: C01508C298 X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.96 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.999,0]; NEURAL_HAM_SHORT(-0.96)[-0.961,0]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US] X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 20 Apr 2019 10:56:57 -0000 Author: markj Date: Sat Apr 20 10:56:56 2019 New Revision: 346432 URL: https://svnweb.freebsd.org/changeset/base/346432 Log: MFC r345513: Reject F_SETLK_REMOTE commands when sysid == 0. Modified: stable/12/sys/kern/kern_descrip.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/kern/kern_descrip.c ============================================================================== --- stable/12/sys/kern/kern_descrip.c Sat Apr 20 07:32:29 2019 (r346431) +++ stable/12/sys/kern/kern_descrip.c Sat Apr 20 10:56:56 2019 (r346432) @@ -602,7 +602,7 @@ kern_fcntl(struct thread *td, int fd, int cmd, intptr_ case F_SETLK_REMOTE: error = priv_check(td, PRIV_NFS_LOCKD); - if (error) + if (error != 0) return (error); flg = F_REMOTE; goto do_setlk; @@ -613,6 +613,12 @@ kern_fcntl(struct thread *td, int fd, int cmd, intptr_ case F_SETLK: do_setlk: + flp = (struct flock *)arg; + if ((flg & F_REMOTE) != 0 && flp->l_sysid == 0) { + error = EINVAL; + break; + } + error = fget_unlocked(fdp, fd, &cap_flock_rights, &fp, NULL); if (error != 0) break; @@ -622,7 +628,6 @@ kern_fcntl(struct thread *td, int fd, int cmd, intptr_ break; } - flp = (struct flock *)arg; if (flp->l_whence == SEEK_CUR) { foffset = foffset_get(fp); if (foffset < 0 || @@ -668,10 +673,6 @@ kern_fcntl(struct thread *td, int fd, int cmd, intptr_ flp, flg); break; case F_UNLCKSYS: - /* - * Temporary api for testing remote lock - * infrastructure. - */ if (flg != F_REMOTE) { error = EINVAL; break;