From owner-svn-src-all@freebsd.org Tue Jan 15 21:06:59 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 A68A8149691A; Tue, 15 Jan 2019 21:06:59 +0000 (UTC) (envelope-from gonzo@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 4C386718F4; Tue, 15 Jan 2019 21:06:59 +0000 (UTC) (envelope-from gonzo@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 367D420593; Tue, 15 Jan 2019 21:06:59 +0000 (UTC) (envelope-from gonzo@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x0FL6x8P019402; Tue, 15 Jan 2019 21:06:59 GMT (envelope-from gonzo@FreeBSD.org) Received: (from gonzo@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x0FL6xn7019401; Tue, 15 Jan 2019 21:06:59 GMT (envelope-from gonzo@FreeBSD.org) Message-Id: <201901152106.x0FL6xn7019401@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: gonzo set sender to gonzo@FreeBSD.org using -f From: Oleksandr Tymoshenko Date: Tue, 15 Jan 2019 21:06:59 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r343060 - head/sys/dev/drm X-SVN-Group: head X-SVN-Commit-Author: gonzo X-SVN-Commit-Paths: head/sys/dev/drm X-SVN-Commit-Revision: 343060 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 4C386718F4 X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.97 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.999,0]; NEURAL_HAM_SHORT(-0.97)[-0.969,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US]; NEURAL_HAM_LONG(-1.00)[-0.999,0] 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: Tue, 15 Jan 2019 21:06:59 -0000 Author: gonzo Date: Tue Jan 15 21:06:58 2019 New Revision: 343060 URL: https://svnweb.freebsd.org/changeset/base/343060 Log: [drm] Fix off-by-one error when accessing driver-specific ioctl handlers array PR: 231513 Submitted by: Young_X Approved by: imp MFC after: 1 week Modified: head/sys/dev/drm/drm_drv.c Modified: head/sys/dev/drm/drm_drv.c ============================================================================== --- head/sys/dev/drm/drm_drv.c Tue Jan 15 20:27:21 2019 (r343059) +++ head/sys/dev/drm/drm_drv.c Tue Jan 15 21:06:58 2019 (r343060) @@ -745,7 +745,7 @@ int drm_ioctl(struct cdev *kdev, u_long cmd, caddr_t d if (ioctl->func == NULL && nr >= DRM_COMMAND_BASE) { /* The array entries begin at DRM_COMMAND_BASE ioctl nr */ nr -= DRM_COMMAND_BASE; - if (nr > dev->driver->max_ioctl) { + if (nr >= dev->driver->max_ioctl) { DRM_DEBUG("Bad driver ioctl number, 0x%x (of 0x%x)\n", nr, dev->driver->max_ioctl); return EINVAL;