From be9ee4bd8e5a20f86d03562b83e5b6a36044de7d Mon Sep 17 00:00:00 2001
From: Natalia Portillo <claunia@claunia.com>
Date: Fri, 6 Mar 2020 19:12:09 +0000
Subject: [PATCH] Fix when Q brings us a later sector.

---
 Aaru.Core/Devices/Dumping/CompactDisc/Pregap.cs | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/Aaru.Core/Devices/Dumping/CompactDisc/Pregap.cs b/Aaru.Core/Devices/Dumping/CompactDisc/Pregap.cs
index 190677477..6d8e02673 100644
--- a/Aaru.Core/Devices/Dumping/CompactDisc/Pregap.cs
+++ b/Aaru.Core/Devices/Dumping/CompactDisc/Pregap.cs
@@ -503,6 +503,17 @@ namespace Aaru.Core.Devices.Dumping
                         inexactPositioning = true;
                     }
 
+                    // Received a Q post the LBA we wanted, just go back. If we are already going forward, break
+                    if(posQ > lba)
+                    {
+                        if(forward)
+                            break;
+
+                        lba--;
+
+                        continue;
+                    }
+
                     // Bigger than known change, otherwise we found it
                     if(pregapQ > pregaps[track.TrackSequence])
                     {