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Diffstat (limited to 'libs/ardour/ardour/midi_diskstream.h')
-rw-r--r--libs/ardour/ardour/midi_diskstream.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/libs/ardour/ardour/midi_diskstream.h b/libs/ardour/ardour/midi_diskstream.h
index 0454b55e01..9ce1ee0eb1 100644
--- a/libs/ardour/ardour/midi_diskstream.h
+++ b/libs/ardour/ardour/midi_diskstream.h
@@ -184,7 +184,7 @@ class MidiDiskstream : public Diskstream
MidiRingBuffer<framepos_t>* _playback_buf;
MidiRingBuffer<framepos_t>* _capture_buf;
- MidiPort* _source_port;
+ boost::weak_ptr<MidiPort> _source_port;
boost::shared_ptr<SMFSource> _write_source;
NoteMode _note_mode;
volatile gint _frames_written_to_ringbuffer;