From ee45291533677ceafc17601834126e61cb9853d3 Mon Sep 17 00:00:00 2001
From: joevt <joevt@shaw.ca>
Date: Thu, 2 May 2024 05:37:08 -0700
Subject: [PATCH] superdrive: Make sure track remains in range.

---
 devices/floppy/superdrive.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/devices/floppy/superdrive.cpp b/devices/floppy/superdrive.cpp
index a9cbe90..5a0440b 100644
--- a/devices/floppy/superdrive.cpp
+++ b/devices/floppy/superdrive.cpp
@@ -66,6 +66,10 @@ void MacSuperDrive::command(uint8_t addr, uint8_t value)
             this->cur_track += this->step_dir;
             if (this->cur_track < 0)
                 this->cur_track = 0;
+            else if (this->cur_track >= this->num_tracks) {
+                LOG_F(ERROR, "%s: track:%d is greater than max track:%d", this->get_name().c_str(), this->cur_track, this->num_tracks - 1);
+                this->cur_track = this->num_tracks - 1;
+            }
             this->track_zero = this->cur_track == 0;
         }
         break;