From 140997956137140521ed13b224777e6089b3a712 Mon Sep 17 00:00:00 2001
From: tildearrow <tildearrow@protonmail.com>
Date: Mon, 3 Oct 2022 12:16:50 -0500
Subject: [PATCH] fix instrument movement not relaying to sub-songs

properly when they have different pattern lengths
---
 src/engine/engine.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/engine/engine.cpp b/src/engine/engine.cpp
index 4f2c3a047..ea5ee5d0d 100644
--- a/src/engine/engine.cpp
+++ b/src/engine/engine.cpp
@@ -3303,7 +3303,7 @@ void DivEngine::exchangeIns(int one, int two) {
     for (size_t j=0; j<song.subsong.size(); j++) {
       for (int k=0; k<256; k++) {
         if (song.subsong[j]->pat[i].data[k]==NULL) continue;
-        for (int l=0; l<curSubSong->patLen; l++) {
+        for (int l=0; l<song.subsong[j]->patLen; l++) {
           if (song.subsong[j]->pat[i].data[k]->data[l][2]==one) {
             song.subsong[j]->pat[i].data[k]->data[l][2]=two;
           } else if (song.subsong[j]->pat[i].data[k]->data[l][2]==two) {