close db write batch after use (#4379)

Closes: #4381
cosmos · May 22, 2019 · 65be4db · 65be4db
1 parent 995aea8
commit 65be4db
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diff --git a/.pending/improvements/sdk/4379-close-db-write- b/.pending/improvements/sdk/4379-close-db-write-
@@ -0,0 +1 @@
+#4379 close db write batch.
diff --git a/store/rootmulti/store.go b/store/rootmulti/store.go
@@ -198,6 +198,7 @@ func (rs *Store) Commit() types.CommitID {
 
 	// Need to update atomically.
 	batch := rs.db.NewBatch()
+	defer batch.Close()
 	setCommitInfo(batch, version, commitInfo)
 	setLatestVersion(batch, version)
 	batch.Write()