From aeea940adaddc12c1467a0ac8f5e34d14b1339be Mon Sep 17 00:00:00 2001
From: Henning Westerholt <hw@skalatan.de>
Date: Tue, 1 Oct 2019 16:38:20 +0200
Subject: [PATCH] core: skip get_record for DNS extensions e.g. for EDNS0 (GH
 #2087)

---
 src/core/resolve.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/core/resolve.c b/src/core/resolve.c
index 5169c85cab4..de5a30398e0 100644
--- a/src/core/resolve.c
+++ b/src/core/resolve.c
@@ -951,6 +951,12 @@ struct rdata* get_record(char* name, int type, int flags)
 				*last=rd;
 				last=&(rd->next);
 				break;
+			case T_OPT:
+				/* skip DNS extensions, e.g. EDNS0 */
+				rd->rdata=0;
+				*last=rd;
+				last=&(rd->next);
+				break;
 			default:
 				LM_ERR("unknown type %d\n", rtype);
 				rd->rdata=0;