1 files changed, 8 insertions, 8 deletions
diff --git a/Swiften/ScreenSharing/ScreenSharing.cpp b/Swiften/ScreenSharing/ScreenSharing.cpp
index fc7f672..532b73d 100644
--- a/Swiften/ScreenSharing/ScreenSharing.cpp
+++ b/Swiften/ScreenSharing/ScreenSharing.cpp
@@ -39,26 +39,26 @@ bool ScreenSharing::addBestCandidate(boost::shared_ptr<JingleRawUDPTransportPayl
 	// Find the first ip which is not loopback
 	foreach (const NetworkInterface& interface, interfaces) {
 		if (!interface.isLoopback()) { // exclude loopback
-			candidate.hostAddressPort = HostAddressPort(interface.getAddresses().front(), listeningPort);
+			serverSocket = udpSocketFactory->createUDPSocket();
+			serverSocket->bind(0);
+
+			candidate.hostAddressPort = HostAddressPort(interface.getAddresses().front(), serverSocket->getLocalAddress().getPort());
 			candidate.type = JingleRawUDPTransportPayload::Candidate::Host;
 			transport->addCandidate(candidate);
 
-			serverSocket = udpSocketFactory->createUDPSocket();
-			serverSocket->bind(listeningPort);
-
 			return true;
 		}
 	}
 
 	// else loopback for self sharing
 	if (!interfaces.empty()) {
-		candidate.hostAddressPort = HostAddressPort(interfaces.front().getAddresses().front(), listeningPort);
+		serverSocket = udpSocketFactory->createUDPSocket();
+		serverSocket->bind(0);
+
+		candidate.hostAddressPort = HostAddressPort(interfaces.front().getAddresses().front(), serverSocket->getLocalAddress().getPort());
 		candidate.type = JingleRawUDPTransportPayload::Candidate::Host;
 		transport->addCandidate(candidate);
 
-		serverSocket = udpSocketFactory->createUDPSocket();
-		serverSocket->bind(listeningPort);
-
 		return true;
 	}