diff --git a/repos/hello_tutorial/include/hello_session/connection.h b/repos/hello_tutorial/include/hello_session/connection.h
index 51b1e31f0a..f08ad1c6f6 100644
--- a/repos/hello_tutorial/include/hello_session/connection.h
+++ b/repos/hello_tutorial/include/hello_session/connection.h
@@ -22,7 +22,7 @@ namespace Hello { struct Connection; }
 
 struct Hello::Connection : Genode::Connection<Session>, Session_client
 {
-	Connection(Genode::Env &env, unsigned short id)
+	Connection(Genode::Env &env)
 		: /* create session */
 		  Genode::Connection<Hello::Session>(env, session(env.parent(),
 														  "ram_quota=6K, cap_quota=4")),
diff --git a/repos/hello_tutorial/include/hello_session/hello_session.h b/repos/hello_tutorial/include/hello_session/hello_session.h
index db22c92084..8ff65e2ea8 100644
--- a/repos/hello_tutorial/include/hello_session/hello_session.h
+++ b/repos/hello_tutorial/include/hello_session/hello_session.h
@@ -24,8 +24,6 @@ struct Hello::Session : Genode::Session
 {
 	static const char *service_name() { return "Hello"; }
 
-	unsigned short _id;
-
 	enum { CAP_QUOTA = 2 };
 
 	virtual void say_hello() = 0;
diff --git a/repos/hello_tutorial/src/hello/client/main.cc b/repos/hello_tutorial/src/hello/client/main.cc
index 2716fc1f36..b494c8a990 100644
--- a/repos/hello_tutorial/src/hello/client/main.cc
+++ b/repos/hello_tutorial/src/hello/client/main.cc
@@ -60,7 +60,7 @@ struct HelloClient {
 		Genode::log("hello test completed.");
 	}
 
-	HelloClient(Genode::Env &env, Hello::Connection &conn) : _env(env), _a(5), _b(2), _hello(conn)
+	HelloClient(Genode::Env &env, Hello::Connection &conn) : _env(env), _hello(conn), _a(5), _b(2)
 	{
 		_config.sigh(_config_handler);
 		_handle_config();
@@ -71,7 +71,7 @@ void
 Component::construct(Genode::Env &env)
 {
 	Timer::Connection timer(env);
-	Hello::Connection hello(env, (unsigned short)timer.elapsed_ms());
+	Hello::Connection hello(env);
 
 	HelloClient client(env, hello);
 	client.run();
diff --git a/repos/libports/src/test/libc_connect/main.cc b/repos/libports/src/test/libc_connect/main.cc
index a3003440d4..5fcbbe9e09 100644
--- a/repos/libports/src/test/libc_connect/main.cc
+++ b/repos/libports/src/test/libc_connect/main.cc
@@ -107,7 +107,7 @@ static void test_blocking_connect_timeout()
 
 	int s = socket(AF_INET, SOCK_STREAM, 0);
 
-	struct sockaddr_in addr;
+	struct  addr;
 	memset(&addr, 0, sizeof(addr));
 	addr.sin_family = AF_INET;
 	addr.sin_port = htons(port_timeout);