Avoid a crash in free_window_handle() on an invalid window handle.

3f5990eb · Dmitry Timoshkov · Alexandre Julliard · 71ff4c4f · 3f5990eb
Commit 3f5990eb authored May 13, 2005 by Dmitry Timoshkov Committed by Alexandre Julliard May 13, 2005
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win.c dlls/user/win.c +3 -1

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--- a/dlls/user/win.c
+++ b/dlls/user/win.c
@@ -139,14 +139,16 @@ static WND *free_window_handle( HWND hwnd )
        {
            req->handle = hwnd;
            if (!wine_server_call_err( req ))
+            {
                user_handles[index] = NULL;
+                ptr->dwMagic = 0;
+            }
            else
                ptr = NULL;
        }
        SERVER_END_REQ;
    }
    USER_Unlock();
-    ptr->dwMagic = 0;
    HeapFree( GetProcessHeap(), 0, ptr );
    return ptr;
 }