use default initialize

gframe/client_field.h

@@ -13,13 +13,13 @@ class ClientCard;
 
 struct ChainInfo {
 	irr::core::vector3df chain_pos;
-	ClientCard* chain_card;
-	int code;
-	int desc;
-	int controler;
-	int location;
-	int sequence;
-	bool solved;
+	ClientCard* chain_card{ nullptr };
+	int code{ 0 };
+	int desc{ 0 };
+	int controler{ 0 };
+	int location{ 0 };
+	int sequence{ 0 };
+	bool solved{ false };
 	std::set<ClientCard*> target;
 };
 

gframe/duelclient.cpp

@@ -611,7 +611,7 @@ void DuelClient::HandleSTOCPacketLan(unsigned char* data, unsigned int len) {
 		mainGame->device->setEventReceiver(&mainGame->dField);
 		if(!mainGame->dInfo.isTag) {
 			if(selftype > 1) {
-				mainGame->dInfo.player_type = 7;
+				mainGame->dInfo.player_type = NETPLAYER_TYPE_OBSERVER;
 				mainGame->btnLeaveGame->setText(dataManager.GetSysString(1350));
 				mainGame->btnLeaveGame->setVisible(true);
 				mainGame->btnSpectatorSwap->setVisible(true);