diff options
| author |   otto <otto@openbsd.org> | 2020-02-17 16:11:25 +0000 |
|---|---|---|
| committer | otto <otto@openbsd.org> | 2020-02-17 16:11:25 +0000 |
| commit | 6965e1ead680cce09aef2c1cbafa51a02c18c4b6 (patch) | |
| tree | dfba1e86d6e1463fd9c7072524e17ebc3c299590 /sbin/dumpfs/dumpfs.c | |
| parent | Disable name resolution in tcpdump with -n. We always compare source and (diff) | |
| download | wireguard-openbsd-6965e1ead680cce09aef2c1cbafa51a02c18c4b6.tar.xz wireguard-openbsd-6965e1ead680cce09aef2c1cbafa51a02c18c4b6.zip | |
Do not look for an FFS1 file system at SBLOCK_UFS2. Doing so will
find the wrong super-block for file systems with 64k block size.
ok visa@
Diffstat (limited to 'sbin/dumpfs/dumpfs.c')
| -rw-r--r-- | sbin/dumpfs/dumpfs.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/sbin/dumpfs/dumpfs.c b/sbin/dumpfs/dumpfs.c index 908092560e0..c8fff9e3248 100644 --- a/sbin/dumpfs/dumpfs.c +++ b/sbin/dumpfs/dumpfs.c @@ -1,4 +1,4 @@ -/* $OpenBSD: dumpfs.c,v 1.34 2019/06/28 13:32:43 deraadt Exp $ */ +/* $OpenBSD: dumpfs.c,v 1.35 2020/02/17 16:11:25 otto Exp $ */ /* * Copyright (c) 2002 Networks Associates Technology, Inc. @@ -139,6 +139,8 @@ open_disk(const char *name) if (n == SBLOCKSIZE && (afs.fs_magic == FS_UFS1_MAGIC || (afs.fs_magic == FS_UFS2_MAGIC && afs.fs_sblockloc == sbtry[i])) && + !(afs.fs_magic == FS_UFS1_MAGIC && + sbtry[i] == SBLOCK_UFS2) && afs.fs_bsize <= MAXBSIZE && afs.fs_bsize >= sizeof(struct fs)) break; |