diff options
-rw-r--r-- | src/emu/video/mc6845.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/emu/video/mc6845.c b/src/emu/video/mc6845.c index bc033e5babb..5377e5ee9d1 100644 --- a/src/emu/video/mc6845.c +++ b/src/emu/video/mc6845.c @@ -871,7 +871,7 @@ static DEVICE_VALIDITY_CHECK( mc6845 ) int error = FALSE; const mc6845_interface *intf = (const mc6845_interface *) device->static_config; - if (intf != NULL) + if (intf != NULL && intf->screen_tag != NULL) { if (device->clock <= 0) { |