diff options
| -rw-r--r-- | lib/model/model.go | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/model/model.go b/lib/model/model.go index c8007f61d..64475468d 100644 --- a/lib/model/model.go +++ b/lib/model/model.go @@ -1346,6 +1346,9 @@ func (m *model) ensureIndexHandler(conn protocol.Connection) *indexHandlerRegist deviceID := conn.DeviceID() connID := conn.ConnectionID() + // We must acquire fmut first when acquiring both locks. + m.fmut.RLock() + defer m.fmut.RUnlock() m.pmut.Lock() defer m.pmut.Unlock() |