[PATCH v2 0/3] MR6986: mf: Fix a regression in unexpected source shutdown handling.

[Conor McCarthy (＠cmccarthy)]

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  v2: mf/tests: Add a test for source shutdown after setting the topology.
      mf: Do not set the topo status if a source has been shut down.
      mf: Propagate errors from session_collect_nodes() to the caller of session_set_current_topology().
 
https://gitlab.winehq.org/wine/wine/-/merge_requests/6986