From 72f6d4c471131cad31638356dc642698f7c49c2d Mon Sep 17 00:00:00 2001
From: Remi Gacogne <remi.gacogne@powerdns.com>
Date: Wed, 29 May 2019 10:03:36 +0200
Subject: [PATCH] auth: Check that we could get the zone info in
 LMDBBackend::replaceRRSet()

Reported by Coverity (CID 1401628).
---
 modules/lmdbbackend/lmdbbackend.cc | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/modules/lmdbbackend/lmdbbackend.cc b/modules/lmdbbackend/lmdbbackend.cc
index 8f2d0925db..165dcf01e3 100644
--- a/modules/lmdbbackend/lmdbbackend.cc
+++ b/modules/lmdbbackend/lmdbbackend.cc
@@ -397,8 +397,10 @@ bool LMDBBackend::replaceRRSet(uint32_t domain_id, const DNSName& qname, const Q
   }
 
   DomainInfo di;
-  d_tdomains->getROTransaction().get(domain_id, di); // XX error checking
-  
+  if (!d_tdomains->getROTransaction().get(domain_id, di)) {
+    return false;
+  }
+
   compoundOrdername co;
   auto cursor = txn->txn.getCursor(txn->db->dbi);
   MDBOutVal key, val;
-- 
2.47.2