From 7367e41cd132ff719630320f7c1ef88f65ab2664 Mon Sep 17 00:00:00 2001
From: nadoo <287492+nadoo@users.noreply.github.com>
Date: Sun, 2 Sep 2018 00:16:16 +0800
Subject: [PATCH] dns: correct a length mistake

---
 dns/message.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dns/message.go b/dns/message.go
index 7b039e5..1a57ebb 100644
--- a/dns/message.go
+++ b/dns/message.go
@@ -382,7 +382,7 @@ func (m *Message) UnmarshalRR(start int, rr *RR) (n int, err error) {
 	rr.TTL = binary.BigEndian.Uint32(p[n+4:])
 	rr.RDLENGTH = binary.BigEndian.Uint16(p[n+8:])
 
-	if len(p) <= n+10+int(rr.RDLENGTH) {
+	if len(p) < n+10+int(rr.RDLENGTH) {
 		return 0, errors.New("UnmarshalRR: not enough data for RDATA")
 	}