core: Switch to unique_ptr for usage of Common::Fiber.

- With using unique_ptr instead of shared_ptr, we have more explicit ownership of the context.
- Fixes a memory leak due to circular reference of the shared pointer.

1 files changed, 1 insertions, 5 deletions

diff --git a/src/core/hle/kernel/k_thread.cpp b/src/core/hle/kernel/k_thread.cpp
index 1661afbd97..f49e31b72d 100644
--- a/src/core/hle/kernel/k_thread.cpp
+++ b/src/core/hle/kernel/k_thread.cpp
@@ -991,10 +991,6 @@ void KThread::SetState(ThreadState state) {
     }
 }
 
-std::shared_ptr<Common::Fiber>& KThread::GetHostContext() {
-    return host_context;
-}
-
 ResultVal<std::shared_ptr<KThread>> KThread::Create(Core::System& system, ThreadType type_flags,
                                                     std::string name, VAddr entry_point,
                                                     u32 priority, u64 arg, s32 processor_id,
@@ -1028,7 +1024,7 @@ ResultVal<std::shared_ptr<KThread>> KThread::Create(Core::System& system, Thread
     scheduler.AddThread(thread);
 
     thread->host_context =
-        std::make_shared<Common::Fiber>(std::move(thread_start_func), thread_start_parameter);
+        std::make_unique<Common::Fiber>(std::move(thread_start_func), thread_start_parameter);
 
     return MakeResult<std::shared_ptr<KThread>>(std::move(thread));
 }