foc: check result of bind_thread

Issue #1418

repos/base-foc/src/base/thread/thread_start.cc

@@ -53,13 +53,18 @@ void Thread_base::_init_platform_thread(size_t, Type type)
 		_thread_cap = _cpu_session->create_thread(0, buf);
 
 		/* assign thread to protection domain */
-		env()->pd_session()->bind_thread(_thread_cap);
+		if (!_thread_cap.valid() ||
+		    env()->pd_session()->bind_thread(_thread_cap))
+			throw Cpu_session::Thread_creation_failed();
 		return;
 	}
 	/* adjust values whose computation differs for a main thread */
 	_tid = Fiasco::MAIN_THREAD_CAP;
 	_thread_cap = env()->parent()->main_thread_cap();
 
+	if (!_thread_cap.valid())
+		throw Cpu_session::Thread_creation_failed();
+
 	/* make thread object known to the Fiasco environment */
 	addr_t const t = (addr_t)this;
 	Fiasco::l4_utcb_tcr()->user[Fiasco::UTCB_TCR_THREAD_OBJ] = t;

repos/base-foc/src/core/platform.cc

@@ -140,7 +140,8 @@ Platform::Core_pager::Core_pager(Platform_pd *core_pd, Sigma0 *sigma0)
 {
 	Platform_thread::pager(sigma0);
 
-	core_pd->bind_thread(this);
+	if (core_pd->bind_thread(this))
+		panic("Binding thread failed");
 	cap(thread().local);
 
 	/* stack begins at the top end of the '_core_pager_stack' array */
@@ -499,7 +500,8 @@ Platform::Platform() :
 		Platform_thread(thi, irqi, "core.main");
 
 	core_thread->pager(&_sigma0);
-	_core_pd->bind_thread(core_thread);
+	if (_core_pd->bind_thread(core_thread))
+		panic("Binding thread failed");
 }
 
 

repos/base-foc/src/core/thread_start.cc

@@ -46,7 +46,9 @@ void Thread_base::start()
 	Platform_thread *pt =
 		new(platform()->core_mem_alloc()) Platform_thread(_context->name);
 
-	platform_specific()->core_pd()->bind_thread(pt);
+	if (platform_specific()->core_pd()->bind_thread(pt))
+		throw Cpu_session::Thread_creation_failed();
+
 	_tid = pt->gate().remote;
 	_thread_cap =
 		reinterpret_cap_cast<Cpu_thread>(Native_capability(pt->thread().local));