[PATCH 1/3] mf: Clear queued topologies on session shutdown.

[Bernhard Kölbl]

From: Bernhard Kölbl

This prevents media engine from leaking one reference to itself,
due to sharing its refcount with the sample grabber sink calback,
which was in turned gets refrenced through nodes in the queued topoligies.

Signed-off-by: Bernhard Kölbl 
---
 dlls/mf/session.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/dlls/mf/session.c b/dlls/mf/session.c
index 8b29c8487fb..3641cc74b83 100644
--- a/dlls/mf/session.c
+++ b/dlls/mf/session.c
@@ -2225,6 +2225,7 @@ static HRESULT WINAPI mfsession_Shutdown(IMFMediaSession *iface)
         IMFPresentationClock_Release(session->clock);
         session->clock = NULL;
         session_clear_presentation(session);
+        session_clear_queued_topologies(session);
         session_submit_simple_command(session, SESSION_CMD_SHUTDOWN);
     }
     LeaveCriticalSection(&session->cs);