From 0ebf8398227f5c7938875afa2d2591b171ff37da Mon Sep 17 00:00:00 2001
From: Bryan Ashby <bryan@l33t.codes>
Date: Fri, 18 Aug 2017 21:50:41 -0600
Subject: [PATCH] Fix undefined ref

---
 core/servers/login/telnet.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/servers/login/telnet.js b/core/servers/login/telnet.js
index 5b0e8df0..53eba3bd 100644
--- a/core/servers/login/telnet.js
+++ b/core/servers/login/telnet.js
@@ -482,7 +482,7 @@ function TelnetClient(input, output) {
 			
 			if(MORE_DATA_REQUIRED === i) {
 				break;				
-			} else {
+			} else if(i) {
 				if(i.option) {
 					self.emit(i.option, i);	//	"transmit binary", "echo", ...
 				}