From owner-svn-src-head@freebsd.org Tue Sep 3 14:06:21 2019 Return-Path: Delivered-To: svn-src-head@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 2AE7FDC598; Tue, 3 Sep 2019 14:06:14 +0000 (UTC) (envelope-from yuripv@freebsd.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2610:1c1:1:6074::16:84]) (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 "freefall.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 46N7z92BLpz4PKr; Tue, 3 Sep 2019 14:06:13 +0000 (UTC) (envelope-from yuripv@freebsd.org) Received: by freefall.freebsd.org (Postfix, from userid 1452) id 0A0361A33A; Tue, 3 Sep 2019 14:06:02 +0000 (UTC) X-Original-To: yuripv@localmail.freebsd.org Delivered-To: yuripv@localmail.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (Client CN "mx1.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by freefall.freebsd.org (Postfix) with ESMTPS id 78F1F1E281; 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Thu, 4 Apr 2019 23:34:03 GMT (envelope-from delphij@FreeBSD.org) Message-Id: <201904042334.x34NY3jw029213@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: delphij set sender to delphij@FreeBSD.org using -f From: Xin LI To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r345897 - head/sbin/fsck_msdosfs X-SVN-Group: head X-SVN-Commit-Author: delphij X-SVN-Commit-Paths: head/sbin/fsck_msdosfs X-SVN-Commit-Revision: 345897 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk X-Loop: FreeBSD.org Sender: owner-src-committers@freebsd.org X-Rspamd-Queue-Id: 301C66B5DD X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.94 / 15.00]; local_wl_from(0.00)[freebsd.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.999,0]; NEURAL_HAM_SHORT(-0.94)[-0.939,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US]; NEURAL_HAM_LONG(-1.00)[-1.000,0] Status: O X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.29 List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Date: Tue, 03 Sep 2019 14:06:22 -0000 X-Original-Date: Thu, 4 Apr 2019 23:34:03 +0000 (UTC) X-List-Received-Date: Tue, 03 Sep 2019 14:06:22 -0000 Author: delphij Date: Thu Apr 4 23:34:03 2019 New Revision: 345897 URL: https://svnweb.freebsd.org/changeset/base/345897 Log: Restore lfcl when LOSTDIR's chain was corrupted and overwritten with invalid value. Obtained from: Android https://android.googlesource.com/platform/external/fsck_msdos/+/4d6d6f8a3674ad67f970e2ae908d34f64e4854cf%5E%21/ MFC after: 2 weeks Modified: head/sbin/fsck_msdosfs/dir.c Modified: head/sbin/fsck_msdosfs/dir.c ============================================================================== --- head/sbin/fsck_msdosfs/dir.c Thu Apr 4 23:32:27 2019 (r345896) +++ head/sbin/fsck_msdosfs/dir.c Thu Apr 4 23:34:03 2019 (r345897) @@ -973,6 +973,7 @@ reconnect(int dosfs, struct bootblock *boot, struct fa if (lfcl < CLUST_FIRST || lfcl >= boot->NumClusters) { /* Extend LOSTDIR? XXX */ pwarn("No space in %s\n", LOSTDIR); + lfcl = (lostDir->head < boot->NumClusters) ? lostDir->head : 0; return FSERROR; } lfoff = lfcl * boot->ClusterSize