Rémi Bernon : win32u: Avoid a crash when cleaning up a monitor without an adapter.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 9f3f61283ddfe0715616c596ef7560b94b644623
URL:    https://gitlab.winehq.org/wine/wine/-/commit/9f3f61283ddfe0715616c596ef7560b...

Author: Rémi Bernon <rbernon(a)codeweavers.com>
Date:   Wed Mar 20 22:36:21 2024 +0100

win32u: Avoid a crash when cleaning up a monitor without an adapter.

---

 dlls/win32u/sysparams.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dlls/win32u/sysparams.c b/dlls/win32u/sysparams.c
index 07b9d46d9eb..d5ad97a2c33 100644
--- a/dlls/win32u/sysparams.c
+++ b/dlls/win32u/sysparams.c
@@ -1501,7 +1501,7 @@ static void clear_display_devices(void)
     while (!list_empty( &monitors ))
     {
         monitor = LIST_ENTRY( list_head( &monitors ), struct monitor, entry );
-        adapter_release( monitor->adapter );
+        if (monitor->adapter) adapter_release( monitor->adapter );
         list_remove( &monitor->entry );
         free( monitor );
     }