From owner-svn-src-all@FreeBSD.ORG Mon Feb 2 12:09:43 2015 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 471BAB40; Mon, 2 Feb 2015 12:09:43 +0000 (UTC) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:1900:2254:2068::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 185B5AC2; Mon, 2 Feb 2015 12:09:43 +0000 (UTC) Received: from svn.freebsd.org ([127.0.1.70]) by svn.freebsd.org (8.14.9/8.14.9) with ESMTP id t12C9gVr031766; Mon, 2 Feb 2015 12:09:42 GMT (envelope-from mav@FreeBSD.org) Received: (from mav@localhost) by svn.freebsd.org (8.14.9/8.14.9/Submit) id t12C9gT7031765; Mon, 2 Feb 2015 12:09:42 GMT (envelope-from mav@FreeBSD.org) Message-Id: <201502021209.t12C9gT7031765@svn.freebsd.org> X-Authentication-Warning: svn.freebsd.org: mav set sender to mav@FreeBSD.org using -f From: Alexander Motin Date: Mon, 2 Feb 2015 12:09:42 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r278076 - stable/10/sys/cam/scsi X-SVN-Group: stable-10 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.18-1 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: Mon, 02 Feb 2015 12:09:43 -0000 Author: mav Date: Mon Feb 2 12:09:42 2015 New Revision: 278076 URL: https://svnweb.freebsd.org/changeset/base/278076 Log: MFC r277758: Fix several potential overflows in UNMAP code. Modified: stable/10/sys/cam/scsi/scsi_da.c Directory Properties: stable/10/ (props changed) Modified: stable/10/sys/cam/scsi/scsi_da.c ============================================================================== --- stable/10/sys/cam/scsi/scsi_da.c Mon Feb 2 11:42:35 2015 (r278075) +++ stable/10/sys/cam/scsi/scsi_da.c Mon Feb 2 12:09:42 2015 (r278076) @@ -1914,18 +1914,18 @@ dadeletemaxsize(struct da_softc *softc, sectors = (off_t)ATA_DSM_RANGE_MAX * softc->trim_max_ranges; break; case DA_DELETE_WS16: - sectors = (off_t)min(softc->ws_max_blks, WS16_MAX_BLKS); + sectors = omin(softc->ws_max_blks, WS16_MAX_BLKS); break; case DA_DELETE_ZERO: case DA_DELETE_WS10: - sectors = (off_t)min(softc->ws_max_blks, WS10_MAX_BLKS); + sectors = omin(softc->ws_max_blks, WS10_MAX_BLKS); break; default: return 0; } return (off_t)softc->params.secsize * - min(sectors, (off_t)softc->params.sectors); + omin(sectors, softc->params.sectors); } static void @@ -2688,7 +2688,7 @@ da_delete_trim(struct cam_periph *periph /* Try to extend the previous range. */ if (lba == lastlba) { - c = min(count, ATA_DSM_RANGE_MAX - lastcount); + c = omin(count, ATA_DSM_RANGE_MAX - lastcount); lastcount += c; off = (ranges - 1) * 8; buf[off + 6] = lastcount & 0xff; @@ -2698,7 +2698,7 @@ da_delete_trim(struct cam_periph *periph } while (count > 0) { - c = min(count, ATA_DSM_RANGE_MAX); + c = omin(count, ATA_DSM_RANGE_MAX); off = ranges * 8; buf[off + 0] = lba & 0xff; @@ -2774,7 +2774,7 @@ da_delete_ws(struct cam_periph *periph, "%s issuing short delete %ld > %ld\n", da_delete_method_desc[softc->delete_method], count, ws_max_blks); - count = min(count, ws_max_blks); + count = omin(count, ws_max_blks); break; } bp1 = bioq_first(&softc->delete_queue);