diff options
| -rw-r--r-- | weed/topology/topology_event_handling.go | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/weed/topology/topology_event_handling.go b/weed/topology/topology_event_handling.go index e2dcfca06..44ab33114 100644 --- a/weed/topology/topology_event_handling.go +++ b/weed/topology/topology_event_handling.go @@ -56,5 +56,7 @@ func (t *Topology) UnRegisterDataNode(dn *DataNode) { dn.UpAdjustVolumeCountDelta(-dn.GetVolumeCount()) dn.UpAdjustActiveVolumeCountDelta(-dn.GetActiveVolumeCount()) dn.UpAdjustMaxVolumeCountDelta(-dn.GetMaxVolumeCount()) - dn.Parent().UnlinkChildNode(dn.Id()) + if dn.Parent() != nil { + dn.Parent().UnlinkChildNode(dn.Id()) + } } |