From e1ebb7ce9c16b2869f3a157ca935f7860fd29214 Mon Sep 17 00:00:00 2001 From: Thomas Harte Date: Sat, 2 Mar 2019 17:37:56 -0500 Subject: [PATCH] Ensures no attempt to call `nullptr`. --- Machines/MSX/MSX.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Machines/MSX/MSX.cpp b/Machines/MSX/MSX.cpp index f6dc8f90a..dbc38691c 100644 --- a/Machines/MSX/MSX.cpp +++ b/Machines/MSX/MSX.cpp @@ -707,7 +707,7 @@ class ConcreteMachine: // b4: cassette motor relay tape_player_.set_motor_control(!(value & 0x10)); - activity_observer_->set_led_status("Tape motor", !(value & 0x10)); + if(activity_observer_) activity_observer_->set_led_status("Tape motor", !(value & 0x10)); // b7: keyboard click bool new_audio_level = !!(value & 0x80);