From 3f022227ce054571131d1209ec8fe4cb7e62890d Mon Sep 17 00:00:00 2001
From: Barak Michener <me@barakmich.com>
Date: Thu, 28 May 2015 15:48:58 -0400
Subject: [PATCH] Fix LevelDB deleted-triple iterator stack overflow bug

---
 graph/leveldb/iterator.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/graph/leveldb/iterator.go b/graph/leveldb/iterator.go
index 8501538..072543d 100644
--- a/graph/leveldb/iterator.go
+++ b/graph/leveldb/iterator.go
@@ -139,6 +139,11 @@ func (it *Iterator) Next() bool {
 	}
 	if bytes.HasPrefix(it.iter.Key(), it.nextPrefix) {
 		if !it.isLiveValue(it.iter.Value()) {
+			ok := it.iter.Next()
+			if !ok {
+				it.Close()
+				return false
+			}
 			return it.Next()
 		}
 		out := make([]byte, len(it.iter.Key()))