From 6ee313e6db298c8161e843b5ab1566f41584d6f0 Mon Sep 17 00:00:00 2001
From: Juan Batiz-Benet <juan@benet.ai>
Date: Thu, 11 Sep 2014 10:45:20 -0700
Subject: [PATCH] do not accept invalid-start multiaddrs

---
 codec.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/codec.go b/codec.go
index ca0400a..64ef240 100644
--- a/codec.go
+++ b/codec.go
@@ -12,6 +12,10 @@ func StringToBytes(s string) ([]byte, error) {
 	b := []byte{}
 	sp := strings.Split(s, "/")
 
+	if sp[0] != "" {
+		return nil, fmt.Errorf("invalid multiaddr, must begin with /")
+	}
+
 	// consume first empty elem
 	sp = sp[1:]