1 files changed, 11 insertions, 6 deletions
diff --git a/swarm/api/manifest.go b/swarm/api/manifest.go
index fbd143f29..2a163dd39 100644
--- a/swarm/api/manifest.go
+++ b/swarm/api/manifest.go
@@ -106,13 +106,18 @@ func (a *API) NewManifestWriter(ctx context.Context, addr storage.Address, quitC
 }
 
 // AddEntry stores the given data and adds the resulting key to the manifest
-func (m *ManifestWriter) AddEntry(ctx context.Context, data io.Reader, e *ManifestEntry) (storage.Address, error) {
-	key, _, err := m.api.Store(ctx, data, e.Size, m.trie.encrypted)
-	if err != nil {
-		return nil, err
-	}
+func (m *ManifestWriter) AddEntry(ctx context.Context, data io.Reader, e *ManifestEntry) (key storage.Address, err error) {
 	entry := newManifestTrieEntry(e, nil)
-	entry.Hash = key.Hex()
+	if data != nil {
+		key, _, err = m.api.Store(ctx, data, e.Size, m.trie.encrypted)
+		if err != nil {
+			return nil, err
+		}
+		entry.Hash = key.Hex()
+	}
+	if entry.Hash == "" {
+		return key, errors.New("missing entry hash")
+	}
 	m.trie.addEntry(entry, m.quitC)
 	return key, nil
 }