From 89a8c9248d22ba0275f2d902685d52886ffc3e7a Mon Sep 17 00:00:00 2001
From: Jeff Becker <jeff@i2p.rocks>
Date: Mon, 25 Feb 2019 07:51:01 -0500
Subject: [PATCH] fix crash

---
 llarp/link/utp.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llarp/link/utp.cpp b/llarp/link/utp.cpp
index 776f297f8..cbec08545 100644
--- a/llarp/link/utp.cpp
+++ b/llarp/link/utp.cpp
@@ -87,7 +87,7 @@ namespace llarp
           return;
         m_TXRate += s;
         size_t sz = s;
-        while(sz >= vecq.front().iov_len)
+        while(vecq.size() && sz >= vecq.front().iov_len)
         {
           sz -= vecq.front().iov_len;
           vecq.pop_front();