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Fix panic in roomserver

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This commit is contained in:
Neil Alexander 2021-06-21 09:41:12 +01:00
parent 3a77bca28b
commit 5357df36c9
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1 changed files with 1 additions and 1 deletions
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roomserver/storage/shared/storage.go
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@ -156,7 +156,7 @@ func (d *Database) AddState(
stateBlockNIDs []types.StateBlockNID, stateBlockNIDs []types.StateBlockNID,
state []types.StateEntry, state []types.StateEntry,
) (stateNID types.StateSnapshotNID, err error) { ) (stateNID types.StateSnapshotNID, err error) {
if len(stateBlockNIDs) > 0 { if len(stateBlockNIDs) > 0 && len(state) > 0 {
// Check to see if the event already appears in any of the existing state // Check to see if the event already appears in any of the existing state
// blocks. If it does then we should not add it again, as this will just // blocks. If it does then we should not add it again, as this will just
// result in excess state blocks and snapshots. // result in excess state blocks and snapshots.