From 17f2ea5d73926600adad12e49c9f907acb632b09 Mon Sep 17 00:00:00 2001
From: "Wladimir J. van der Laan" <laanwj@gmail.com>
Date: Tue, 19 Apr 2016 10:23:23 +0200
Subject: [PATCH] Merge #7904: txdb: Fix assert crash in new UTXO set cursor

a3310b4 txdb: Fix assert crash in new UTXO set cursor (Wladimir J. van der Laan)
---
 src/txdb.cpp | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/src/txdb.cpp b/src/txdb.cpp
index 3faea531e..45d486e77 100644
--- a/src/txdb.cpp
+++ b/src/txdb.cpp
@@ -138,12 +138,8 @@ bool CCoinsViewDBCursor::Valid() const
 void CCoinsViewDBCursor::Next()
 {
     pcursor->Next();
-    if (pcursor->Valid()) {
-        bool ok = pcursor->GetKey(keyTmp);
-        assert(ok); // If GetKey fails here something must be wrong with underlying database, we cannot handle that here
-    } else {
+    if (!pcursor->Valid() || !pcursor->GetKey(keyTmp))
         keyTmp.first = 0; // Invalidate cached key after last record so that Valid() and GetKey() return false
-    }
 }
 
 bool CBlockTreeDB::WriteBatchSync(const std::vector<std::pair<int, const CBlockFileInfo*> >& fileInfo, int nLastFile, const std::vector<const CBlockIndex*>& blockinfo) {