Merge pull request #16803 from karalabe/trie-avoid-funccall

trie: cleaner logic, one less func call

Merge pull request #16803 from karalabe/trie-avoid-funccall
trie: cleaner logic, one less func call
54294b45 · Péter Szilágyi · GitHub · 55b579e0 · d3180231 · 54294b45
Unverified Commit 54294b45 authored May 24, 2018 by Péter Szilágyi Committed by GitHub May 24, 2018
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Showing with 2 additions and 2 deletions

hasher.go trie/hasher.go +2 -2

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--- a/trie/hasher.go
+++ b/trie/hasher.go
@@ -196,12 +196,12 @@ func (h *hasher) store(n node, db *Database, force bool) (node, error) {
 		if h.onleaf != nil {
 			switch n := n.(type) {
 			case *shortNode:
-				if child, ok := n.Val.(valueNode); ok {
+				if child, ok := n.Val.(valueNode); ok && child != nil {
 					h.onleaf(child, hash)
 				}
 			case *fullNode:
 				for i := 0; i < 16; i++ {
-					if child, ok := n.Children[i].(valueNode); ok {
+					if child, ok := n.Children[i].(valueNode); ok && child != nil {
 						h.onleaf(child, hash)
 					}
 				}