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-rw-r--r--utils/merkletrie/filesystem/node.go4
1 files changed, 4 insertions, 0 deletions
diff --git a/utils/merkletrie/filesystem/node.go b/utils/merkletrie/filesystem/node.go
index f763e08..42a58a3 100644
--- a/utils/merkletrie/filesystem/node.go
+++ b/utils/merkletrie/filesystem/node.go
@@ -77,6 +77,10 @@ func (n *node) NumChildren() (int, error) {
}
func (n *node) calculateChildren() error {
+ if !n.IsDir() {
+ return nil
+ }
+
if len(n.children) != 0 {
return nil
}