From b3cafcb268edd8c756e280f3401f7cd24dbd1327 Mon Sep 17 00:00:00 2001
From: Austin Oh <austinoh@users.noreply.github.com>
Date: Wed, 18 Dec 2019 23:52:02 -0800
Subject: [PATCH] Add missing EDNS0EXPIRE data unpack (#1054)

Automatically submitted.
---
 msg_helpers.go | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/msg_helpers.go b/msg_helpers.go
index 0e96f0f3..43f54b30 100644
--- a/msg_helpers.go
+++ b/msg_helpers.go
@@ -445,6 +445,13 @@ Option:
 		}
 		edns = append(edns, e)
 		off += int(optlen)
+	case EDNS0EXPIRE:
+		e := new(EDNS0_EXPIRE)
+		if err := e.unpack(msg[off : off+int(optlen)]); err != nil {
+			return nil, len(msg), err
+		}
+		edns = append(edns, e)
+		off += int(optlen)
 	case EDNS0UL:
 		e := new(EDNS0_UL)
 		if err := e.unpack(msg[off : off+int(optlen)]); err != nil {