From e6a4c1b26f150e8e10e4cf38f4213e08870a54b2 Mon Sep 17 00:00:00 2001
From: Amos Jeffries <squid3@treenet.co.nz>
Date: Wed, 25 Jan 2017 16:18:03 +1300
Subject: [PATCH] Bug 4636: assertion failed: client_side.cc:1448: 'byteCount >
 0 && byteCount <= inBuf.length()'

---
 src/client_side.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/client_side.cc b/src/client_side.cc
index 5701cf4aff..ef6b59d9d7 100644
--- a/src/client_side.cc
+++ b/src/client_side.cc
@@ -1321,7 +1321,8 @@ parseHttpRequest(ConnStateData *csd, const Http1::RequestParserPointer &hp)
             auto result = csd->abortRequestParsing(
                               tooBig ? "error:request-too-large" : "error:invalid-request");
             // assume that remaining leftovers belong to this bad request
-            csd->consumeInput(csd->inBuf.length());
+            if (!csd->inBuf.isEmpty())
+                csd->consumeInput(csd->inBuf.length());
             return result;
         }
     }
-- 
2.47.3