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| author | Jeremy Allison <jra@samba.org> | 2005-02-24 01:07:09 +0000 |
|---|---|---|
| committer | Gerald (Jerry) Carter <jerry@samba.org> | 2007-10-10 10:55:45 -0500 |
| commit | f7decc6b2316e7c24ef39966f2defc441814f11b (patch) | |
| tree | e1ba83fa38e3a0d3b1a713c84431d55521e93980 /source3 | |
| parent | cb203b2d1ec1eec67c3b9347c59230504c68d0b7 (diff) | |
| download | samba-f7decc6b2316e7c24ef39966f2defc441814f11b.tar.gz samba-f7decc6b2316e7c24ef39966f2defc441814f11b.tar.bz2 samba-f7decc6b2316e7c24ef39966f2defc441814f11b.zip | |
r5532: Patch to detect infinite loops when traversing a tdb from "Shlomi Yaakobovich" <Shlomi@exanet.com>
Jeremy.
(This used to be commit f997c28bb8ca253dca943a578a617b3c20ccfa5e)
Diffstat (limited to 'source3')
| -rw-r--r-- | source3/tdb/tdb.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/source3/tdb/tdb.c b/source3/tdb/tdb.c index 45895d2ec7..b3d596f442 100644 --- a/source3/tdb/tdb.c +++ b/source3/tdb/tdb.c @@ -1272,6 +1272,13 @@ static int tdb_next_lock(TDB_CONTEXT *tdb, struct tdb_traverse_lock *tlock, goto fail; return tlock->off; } + + /* Detect infinite loops. From "Shlomi Yaakobovich" <Shlomi@exanet.com>. */ + if (tlock->off == rec->next) { + TDB_LOG((tdb, 0, "tdb_next_lock: loop detected.\n")); + goto fail; + } + /* Try to clean dead ones from old traverses */ current = tlock->off; tlock->off = rec->next; |