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Diffstat (limited to 'synapse/util/caches')
| -rw-r--r-- | synapse/util/caches/stream_change_cache.py | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/synapse/util/caches/stream_change_cache.py b/synapse/util/caches/stream_change_cache.py index 235f64049c..c61d36a82e 100644 --- a/synapse/util/caches/stream_change_cache.py +++ b/synapse/util/caches/stream_change_cache.py @@ -126,6 +126,9 @@ class StreamChangeCache(object): """ assert type(stream_pos) is int + # FIXME: add a sanity check here that we are not overwriting existing + # data in self._cache + if stream_pos > self._earliest_known_stream_pos: old_pos = self._entity_to_key.get(entity, None) if old_pos is not None: |