import 15.2.9

[ceph.git] / ceph / src / os / bluestore / fastbmap_allocator_impl.cc

diff --git a/ceph/src/os/bluestore/fastbmap_allocator_impl.cc b/ceph/src/os/bluestore/fastbmap_allocator_impl.cc
index bb8bdf0499a4c1ae27cebf9b66277522f95f7dd3..1b548eab71ddee27287b4b3c6872b5ad8292c306 100644 (file)
--- a/ceph/src/os/bluestore/fastbmap_allocator_impl.cc
+++ b/ceph/src/os/bluestore/fastbmap_allocator_impl.cc
@@ -678,6 +678,9 @@ uint64_t AllocatorLevel01Loose::_claim_free_to_right_l0(int64_t l0_pos_start)
   int64_t pos = l0_pos_start;
   slot_t bits = (slot_t)1 << (pos % d0);
   size_t idx = pos / d0;
+  if (idx >= l0.size()) {
+    return pos;
+  }
   slot_t* val_s = l0.data() + idx;
 
   int64_t pos_e = p2roundup<int64_t>(pos + 1, d0);