From 140cde65eb7eb8ccede25f1759699835ff479bc5 Mon Sep 17 00:00:00 2001 From: "Bradley T. Hughes" Date: Thu, 6 May 2010 13:01:15 +0200 Subject: Don't crash when trying to join/leave a group with not bound d->socketEngine will be zero, which crashes. avoid this by returning if the socket is not in the BoundState --- src/network/socket/qudpsocket.cpp | 2 ++ 1 file changed, 2 insertions(+) diff --git a/src/network/socket/qudpsocket.cpp b/src/network/socket/qudpsocket.cpp index 4fc88dc..880cb2b 100644 --- a/src/network/socket/qudpsocket.cpp +++ b/src/network/socket/qudpsocket.cpp @@ -347,6 +347,7 @@ bool QUdpSocket::joinMulticastGroup(const QHostAddress &groupAddress, MulticastMode mode) { Q_D(QUdpSocket); + QT_CHECK_BOUND("QUdpSocket::joinMulticastGroup()", false); d->socketEngine->setOption(QAbstractSocketEngine::MulticastLoopback, (mode & MulticastLoopback) ? 1 : 0); return d->socketEngine->joinMulticastGroup(groupAddress, sourceAddress, interface); @@ -368,6 +369,7 @@ bool QUdpSocket::leaveMulticastGroup(const QHostAddress &groupAddress, const QHostAddress &sourceAddress, const QNetworkInterface &interface) { + QT_CHECK_BOUND("QUdpSocket::leaveMulticastGroup()", false); return d_func()->socketEngine->leaveMulticastGroup(groupAddress, sourceAddress, interface); } -- cgit v0.12