2 files changed, 21 insertions, 1 deletions
diff --git a/src/network/access/qhttpnetworkconnectionchannel.cpp b/src/network/access/qhttpnetworkconnectionchannel.cpp
index 1c7a61dca6..7aee9aa38a 100644
--- a/src/network/access/qhttpnetworkconnectionchannel.cpp
+++ b/src/network/access/qhttpnetworkconnectionchannel.cpp
@@ -1185,6 +1185,22 @@ void QHttpNetworkConnectionChannel::_q_error(QAbstractSocket::SocketError socket
     case QAbstractSocket::SslHandshakeFailedError:
         errorCode = QNetworkReply::SslHandshakeFailedError;
         break;
+    case QAbstractSocket::ProxyConnectionClosedError:
+        // try to reconnect/resend before sending an error.
+        if (reconnectAttempts-- > 0) {
+            closeAndResendCurrentRequest();
+            return;
+        }
+        errorCode = QNetworkReply::ProxyConnectionClosedError;
+        break;
+    case QAbstractSocket::ProxyConnectionTimeoutError:
+        // try to reconnect/resend before sending an error.
+        if (reconnectAttempts-- > 0) {
+            closeAndResendCurrentRequest();
+            return;
+        }
+        errorCode = QNetworkReply::ProxyTimeoutError;
+        break;
     default:
         // all other errors are treated as NetworkError
         errorCode = QNetworkReply::UnknownNetworkError;
diff --git a/src/network/kernel/qhostaddress.h b/src/network/kernel/qhostaddress.h
index 77a2ec4105..49032850be 100644
--- a/src/network/kernel/qhostaddress.h
+++ b/src/network/kernel/qhostaddress.h
@@ -64,6 +64,10 @@ public:
 
 typedef QIPv6Address Q_IPV6ADDR;
 
+class QHostAddress;
+// qHash is a friend, but we can't use default arguments for friends (§8.3.6.4)
+Q_NETWORK_EXPORT uint qHash(const QHostAddress &key, uint seed = 0);
+
 class Q_NETWORK_EXPORT QHostAddress
 {
 public:
@@ -121,7 +125,7 @@ public:
 
     static QPair<QHostAddress, int> parseSubnet(const QString &subnet);
 
-    friend Q_NETWORK_EXPORT uint qHash(const QHostAddress &key, uint seed = 0);
+    friend Q_NETWORK_EXPORT uint qHash(const QHostAddress &key, uint seed);
 protected:
     QScopedPointer<QHostAddressPrivate> d;
 };