diff options
Diffstat (limited to 'source4/lib')
| -rw-r--r-- | source4/lib/tdb/common/tdb.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/source4/lib/tdb/common/tdb.c b/source4/lib/tdb/common/tdb.c index 134ee8a4ea..90b586d487 100644 --- a/source4/lib/tdb/common/tdb.c +++ b/source4/lib/tdb/common/tdb.c @@ -1314,6 +1314,13 @@ 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; |