Update code style, fix compiler warnings

- Use nullptr instead of NULL for better warnings in case of mistakes
- Get rid of VLAs which are not in C++11 actually
- Fix implicit signed <-> unsigned mismatches by adding checks and casts

1 files changed, 1 insertions, 1 deletions

diff --git a/src/server/net/listenserver.cpp b/src/server/net/listenserver.cpp
index 0a585c7..628b62d 100644
--- a/src/server/net/listenserver.cpp
+++ b/src/server/net/listenserver.cpp
@@ -31,7 +31,7 @@ ListenServer::~ListenServer()
 void ListenServer::newClientConnection()
 {
 	QTcpSocket* sock;
-	while ((sock = _server.nextPendingConnection()) != NULL) {
+	while ((sock = _server.nextPendingConnection()) != nullptr) {
 		Client* client = new Client(sock); // TODO: what happens with disconnected clients
 		emit newClient(client);
 	}