SCC: Small corrections to CancelSynchronization

src/core/hle/kernel/synchronization.cpp

@@ -74,7 +74,9 @@ std::pair<ResultCode, Handle> Synchronization::WaitFor(
         thread->SetSynchronizationObjects(&sync_objects);
         thread->SetSynchronizationResults(nullptr, RESULT_TIMEOUT);
         thread->SetStatus(ThreadStatus::WaitSynch);
+        thread->SetWaitingSync(true);
     }
+    thread->SetWaitingSync(false);
 
     if (event_handle != InvalidHandle) {
         auto& time_manager = kernel.TimeManager();

src/core/hle/kernel/thread.cpp

@@ -139,13 +139,14 @@ ResultCode Thread::Start() {
 
 void Thread::CancelWait() {
     SchedulerLock lock(kernel);
-    if (GetSchedulingStatus() != ThreadSchedStatus::Paused) {
+    if (GetSchedulingStatus() != ThreadSchedStatus::Paused || !is_waiting_on_sync) {
         is_sync_cancelled = true;
         return;
     }
+    //TODO(Blinkhawk): Implement cancel of server session
     is_sync_cancelled = false;
     SetSynchronizationResults(nullptr, ERR_SYNCHRONIZATION_CANCELED);
-    ResumeFromWait();
+    SetStatus(ThreadStatus::Ready);
 }
 
 static void ResetThreadContext32(Core::ARM_Interface::ThreadContext32& context, u32 stack_top,

src/core/hle/kernel/thread.h

@@ -556,6 +556,14 @@ public:
         waiting_for_arbitration = set;
     }
 
+    bool IsWaitingSync() const {
+        return is_waiting_on_sync;
+    }
+
+    void SetWaitingSync(bool is_waiting) {
+        is_waiting_on_sync = is_waiting;
+    }
+
 private:
     friend class GlobalScheduler;
     friend class Scheduler;
@@ -650,6 +658,7 @@ private:
 
     u32 scheduling_state = 0;
     bool is_running = false;
+    bool is_waiting_on_sync = false;
     bool is_sync_cancelled = false;
 
     bool will_be_terminated{};