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fix LPPro crash if device is not present

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This commit is contained in:
Paul Davis 2023-10-14 10:20:05 -06:00
parent 1d6c2a946d
commit 7028450ea0
1 changed files with 4 additions and 0 deletions
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4
libs/surfaces/launchpad_pro/lppro.cc
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@ -129,6 +129,10 @@ LaunchPadPro::probe (std::string& i, std::string& o)
auto pi = std::find_if (midi_inputs.begin(), midi_inputs.end(), has_lppro);
auto po = std::find_if (midi_outputs.begin (), midi_outputs.end (), has_lppro);
if (pi == midi_inputs.end () || po == midi_outputs.end ()) {
return false;
}
i = *pi;
o = *po;
return true;