Fix some compilation warnings

[ardour.git] / libs / ardour / midi_buffer.cc

diff --git a/libs/ardour/midi_buffer.cc b/libs/ardour/midi_buffer.cc
index 403434b6cc0d07a4f11fc757a0dc8ee7763d24c7..b47c3ca1523ff4ee3b8a3f7e4d2ac853adbfe1f8 100644 (file)
--- a/libs/ardour/midi_buffer.cc
+++ b/libs/ardour/midi_buffer.cc
@@ -84,7 +84,7 @@ MidiBuffer::read_from (const Buffer& src, framecnt_t nframes, framecnt_t dst_off
        assert (src.type() == DataType::MIDI);
        assert (&src != this);
 
-       const MidiBuffer& msrc = (MidiBuffer&) src;
+       const MidiBuffer& msrc = (const MidiBuffer&) src;
 
        assert (_capacity >= msrc.size());