From f01f6e94d1487f2036ecee5daaf146d0d75bc409 Mon Sep 17 00:00:00 2001
From: orignal <i2porignal@yandex.ru>
Date: Tue, 24 May 2016 16:27:34 -0400
Subject: [PATCH] fix #500. check result of readline

---
 AddressBook.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/AddressBook.cpp b/AddressBook.cpp
index 766d8c95..40e4c383 100644
--- a/AddressBook.cpp
+++ b/AddressBook.cpp
@@ -716,12 +716,14 @@ namespace client
 				if (status == 200) // OK
 				{
 					bool isChunked = false, isGzip = false;
+					m_Etag = ""; m_LastModified = "";
 					std::string header, statusMessage;
 					std::getline (response, statusMessage);
 					// read until new line meaning end of header
 					while (!response.eof () && header != "\r")
 					{
 						std::getline (response, header);
+						if (response.fail ()) break;
 						auto colon = header.find (':');
 						if (colon != std::string::npos)
 						{
@@ -741,7 +743,7 @@ namespace client
 						}	
 					}
 					LogPrint (eLogInfo, "Addressbook: received ", m_Link, " ETag: ", m_Etag, " Last-Modified: ", m_LastModified);
-					if (!response.eof ())	
+					if (!response.eof () && !response.fail ())	
 					{
 						success = true;
 						if (!isChunked)