From owner-svn-src-stable@freebsd.org Tue Aug 1 01:23:56 2017 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 33E32DC2EE5; Tue, 1 Aug 2017 01:23:56 +0000 (UTC) (envelope-from pfg@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 02B9C70EAC; Tue, 1 Aug 2017 01:23:55 +0000 (UTC) (envelope-from pfg@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id v711NtQI046673; Tue, 1 Aug 2017 01:23:55 GMT (envelope-from pfg@FreeBSD.org) Received: (from pfg@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id v711Nte5046672; Tue, 1 Aug 2017 01:23:55 GMT (envelope-from pfg@FreeBSD.org) Message-Id: <201708010123.v711Nte5046672@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: pfg set sender to pfg@FreeBSD.org using -f From: "Pedro F. Giffuni" Date: Tue, 1 Aug 2017 01:23:55 +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: r321832 - stable/11/lib/libthr/thread X-SVN-Group: stable-11 X-SVN-Commit-Author: pfg X-SVN-Commit-Paths: stable/11/lib/libthr/thread X-SVN-Commit-Revision: 321832 X-SVN-Commit-Repository: base 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: Tue, 01 Aug 2017 01:23:56 -0000 Author: pfg Date: Tue Aug 1 01:23:55 2017 New Revision: 321832 URL: https://svnweb.freebsd.org/changeset/base/321832 Log: MFC r320990, r321011: libthr: Avoid checking for negative values in usigned count. Check for overflow instead. Modified: stable/11/lib/libthr/thread/thr_barrier.c Directory Properties: stable/11/ (props changed) Modified: stable/11/lib/libthr/thread/thr_barrier.c ============================================================================== --- stable/11/lib/libthr/thread/thr_barrier.c Mon Jul 31 23:04:12 2017 (r321831) +++ stable/11/lib/libthr/thread/thr_barrier.c Tue Aug 1 01:23:55 2017 (r321832) @@ -100,7 +100,7 @@ _pthread_barrier_init(pthread_barrier_t *barrier, pthread_barrier_t bar; int pshared; - if (barrier == NULL || count <= 0) + if (barrier == NULL || count == 0 || count > INT_MAX) return (EINVAL); if (attr == NULL || *attr == NULL ||