From owner-svn-src-all@FreeBSD.ORG Wed May 29 04:09:33 2013 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id 11D12927; Wed, 29 May 2013 04:09:33 +0000 (UTC) (envelope-from mav@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:1900:2254:2068::e6a:0]) by mx1.freebsd.org (Postfix) with ESMTP id 03C00220; Wed, 29 May 2013 04:09:33 +0000 (UTC) Received: from svn.freebsd.org ([127.0.1.70]) by svn.freebsd.org (8.14.6/8.14.6) with ESMTP id r4T49Wk9093759; Wed, 29 May 2013 04:09:32 GMT (envelope-from mav@svn.freebsd.org) Received: (from mav@localhost) by svn.freebsd.org (8.14.6/8.14.5/Submit) id r4T49Wpa093758; Wed, 29 May 2013 04:09:32 GMT (envelope-from mav@svn.freebsd.org) Message-Id: <201305290409.r4T49Wpa093758@svn.freebsd.org> From: Alexander Motin Date: Wed, 29 May 2013 04:09:32 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-9@freebsd.org Subject: svn commit: r251092 - stable/9/sys/dev/mps X-SVN-Group: stable-9 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: 2.1.14 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: Wed, 29 May 2013 04:09:33 -0000 Author: mav Date: Wed May 29 04:09:32 2013 New Revision: 251092 URL: http://svnweb.freebsd.org/changeset/base/251092 Log: MFC r250900: Fix NULL-dereference kernel panic in case of mps_attach() failure. Modified: stable/9/sys/dev/mps/mps_user.c Directory Properties: stable/9/sys/ (props changed) stable/9/sys/dev/ (props changed) Modified: stable/9/sys/dev/mps/mps_user.c ============================================================================== --- stable/9/sys/dev/mps/mps_user.c Wed May 29 01:54:10 2013 (r251091) +++ stable/9/sys/dev/mps/mps_user.c Wed May 29 04:09:32 2013 (r251092) @@ -208,8 +208,8 @@ mps_detach_user(struct mps_softc *sc) { /* XXX: do a purge of pending requests? */ - destroy_dev(sc->mps_cdev); - + if (sc->mps_cdev != NULL) + destroy_dev(sc->mps_cdev); } static int