From 6fd8297639283cf88dc54e349cd2992e023df313 Mon Sep 17 00:00:00 2001
From: Curt Coder <curtcoder@mail.com>
Date: Thu, 12 Oct 2017 08:10:31 +0300
Subject: [PATCH] floppy.h: Don't change sides if the drive has only one head.
 (nw)

---
 src/devices/imagedev/floppy.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/devices/imagedev/floppy.h b/src/devices/imagedev/floppy.h
index 5954e72883f..d30b338c6e9 100644
--- a/src/devices/imagedev/floppy.h
+++ b/src/devices/imagedev/floppy.h
@@ -131,7 +131,7 @@ public:
 	void seek_phase_w(int phases);
 	void stp_w(int state);
 	void dir_w(int state) { dir = state; }
-	void ss_w(int state) { ss = state; }
+	void ss_w(int state) { if (sides > 1) ss = state; }
 	void inuse_w(int state) { }
 	void dskchg_w(int state) { if (dskchg_writable) dskchg = state; }
 	void ds_w(int state) { ds = state; check_led(); }