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Diffstat (limited to 'src/devices/bus/bml3/bml3bus.cpp')
-rw-r--r--src/devices/bus/bml3/bml3bus.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/devices/bus/bml3/bml3bus.cpp b/src/devices/bus/bml3/bml3bus.cpp
index fb2dee6a65f..54e63ea70ec 100644
--- a/src/devices/bus/bml3/bml3bus.cpp
+++ b/src/devices/bus/bml3/bml3bus.cpp
@@ -210,6 +210,7 @@ void device_bml3bus_card_interface::interface_pre_start()
void device_bml3bus_card_interface::set_bml3bus(bml3bus_device &bus, const char *slottag)
{
assert(!m_bml3bus);
+ assert(!device().started());
// extract the slot number from the last digit of the slot tag
int tlen = strlen(slottag);