Network-chat example: Only disconnect if still connected

If we are already disconnected we end up printing warnings about how it's
illegal to call waitForBytesWritten on an unconnected socket

Change-Id: I8c864d105d5372edfee84affb362cca3021b8ea0
Reviewed-by: Konrad Kujawa <[email protected]>
Reviewed-by: Thiago Macieira <[email protected]>

1 files changed, 1 insertions, 1 deletions

diff --git a/examples/network/network-chat/connection.cpp b/examples/network/network-chat/connection.cpp
index 414faa80a91..f24e0e2a0b7 100644
--- a/examples/network/network-chat/connection.cpp
+++ b/examples/network/network-chat/connection.cpp
@@ -48,7 +48,7 @@ Connection::Connection(qintptr socketDescriptor, QObject *parent)
 
 Connection::~Connection()
 {
-    if (isGreetingMessageSent) {
+    if (isGreetingMessageSent && QAbstractSocket::state() != QAbstractSocket::UnconnectedState) {
         // Indicate clean shutdown.
         writer.endArray();
         waitForBytesWritten(2000);