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fix crash when deleting a processor with a controllable (#5284)

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git-svn-id: svn://localhost/ardour2/branches/3.0@13943 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Paul Davis 2013-01-21 13:20:43 +00:00
parent 76f74b9c88
commit 1f9b0a86bd
1 changed files with 5 additions and 1 deletions
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6
libs/surfaces/generic_midi/midicontrollable.cc
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@ -122,7 +122,11 @@ MIDIControllable::set_controllable (Controllable* c)
controllable = c;
last_controllable_value = controllable->get_value();
if (controllable) {
last_controllable_value = controllable->get_value();
} else {
last_controllable_value = 0.0f; // is there a better value?
}
if (controllable) {
controllable->Destroyed.connect (controllable_death_connection, MISSING_INVALIDATOR,