[PATCH v3 0/1] MR6656: win32u: Avoid leaking window data on thread detach.

[Rémi Bernon (＠rbernon)]

Should help https://gitlab.winehq.org/wine/wine/-/merge_requests/6649 as well, to avoid leaking parent window either.

--
  v3: win32u: Notify the drivers of destroyed windows on thread detach.

https://gitlab.winehq.org/wine/wine/-/merge_requests/6656

[PATCH v3 1/1] win32u: Notify the drivers of destroyed windows on thread detach.

[Rémi Bernon]

From: Rémi Bernon

---
 dlls/win32u/window.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/dlls/win32u/window.c b/dlls/win32u/window.c
index c48235cf90f..9f0a412740b 100644
--- a/dlls/win32u/window.c
+++ b/dlls/win32u/window.c
@@ -5170,7 +5170,7 @@ void destroy_thread_windows(void)
         if (win->tid != GetCurrentThreadId()) continue;
         free_dce( win->dce, win->obj.handle );
         set_user_handle_ptr( handle, NULL );
-        win->obj.handle = free_list;
+        win->userdata = (UINT_PTR)free_list;
         free_list = win;
     }
     if (free_list)
@@ -5186,9 +5186,10 @@ void destroy_thread_windows(void)

while ((win = free_list))
     {
-        free_list = win->obj.handle;
+        free_list = (WND *)win->userdata;
         TRACE( "destroying %p\n", win );

+        user_driver->pDestroyWindow( win->obj.handle );
         vulkan_detach_surfaces( &win->vulkan_surfaces );

if ((win->dwStyle & (WS_CHILD | WS_POPUP)) != WS_CHILD && win->wIDmenu)

[Rémi Bernon (＠rbernon)]

v3: Call the drivers DestroyWindow from win32u instead.