From 423357b516bde46a702fbf6669624cc0ac003182 Mon Sep 17 00:00:00 2001
From: Sylvain Baubeau <sbaubeau@redhat.com>
Date: Fri, 20 Sep 2019 10:05:49 +0200
Subject: [PATCH] graffiti: ensure indexer do not return nil nodes

---
 graffiti/graph/indexer.go | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/graffiti/graph/indexer.go b/graffiti/graph/indexer.go
index ca704c5483..2219e37a8f 100644
--- a/graffiti/graph/indexer.go
+++ b/graffiti/graph/indexer.go
@@ -62,8 +62,10 @@ type Indexer struct {
 func (i *NodeIndex) FromHash(hash string) (nodes []*Node, values []interface{}) {
 	if ids, found := i.hashToValues[hash]; found {
 		for id, obj := range ids {
-			nodes = append(nodes, i.graph.GetNode(id))
-			values = append(values, obj)
+			if node := i.graph.GetNode(id); node != nil {
+				nodes = append(nodes, node)
+				values = append(values, obj)
+			}
 		}
 	}
 	return