diff --git a/src/emu/machine/idectrl.c b/src/emu/machine/idectrl.c
index 2ec3a6b2bdc..d3399258a1a 100644
--- a/src/emu/machine/idectrl.c
+++ b/src/emu/machine/idectrl.c
@@ -2117,11 +2117,11 @@ void ide_hdd_image_device::device_start()
 
 void ide_hdd_image_device::device_reset()
 {
-	m_handle = subdevice<harddisk_image_device>("harddisk")->get_chd_file();	// should be config->master
+	m_handle = subdevice<harddisk_image_device>("harddisk")->get_chd_file();
 
 	if (m_handle)
 	{
-		m_disk = subdevice<harddisk_image_device>("harddisk")->get_hard_disk_file();	// should be config->master
+		m_disk = subdevice<harddisk_image_device>("harddisk")->get_hard_disk_file();
 
 		if (m_disk != NULL)
 		{
diff --git a/src/emu/machine/idectrl.h b/src/emu/machine/idectrl.h
index 8515717d66c..47c92ac511b 100644
--- a/src/emu/machine/idectrl.h
+++ b/src/emu/machine/idectrl.h
@@ -131,8 +131,6 @@ typedef struct _ide_config ide_config;
 struct _ide_config
 {
 	void	(*interrupt)(device_t *device, int state);
-	const char *master;		/* name of master region (defaults to device tag) */
-	const char *slave;		/* name of slave region (defaults to NULL) */
 	const char *bmcpu;		/* name of bus master CPU */
 	UINT32 bmspace;			/* address space of bus master transfer */
 };