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Diffstat (limited to 'src/mame/drivers/tandy2k.cpp')
-rw-r--r--src/mame/drivers/tandy2k.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mame/drivers/tandy2k.cpp b/src/mame/drivers/tandy2k.cpp
index 4fca7d9d1f3..d88f3120b98 100644
--- a/src/mame/drivers/tandy2k.cpp
+++ b/src/mame/drivers/tandy2k.cpp
@@ -822,7 +822,7 @@ static MACHINE_CONFIG_START( tandy2k, tandy2k_state )
MCFG_I8251_RXRDY_HANDLER(WRITELINE(tandy2k_state, rxrdy_w))
MCFG_I8251_TXRDY_HANDLER(WRITELINE(tandy2k_state, txrdy_w))
- MCFG_RS232_PORT_ADD(RS232_TAG, default_rs232_devices, NULL)
+ MCFG_RS232_PORT_ADD(RS232_TAG, default_rs232_devices, nullptr)
MCFG_RS232_RXD_HANDLER(DEVWRITELINE(I8251A_TAG, i8251_device, write_rxd))
MCFG_RS232_DSR_HANDLER(DEVWRITELINE(I8251A_TAG, i8251_device, write_dsr))
// TODO pin 15 external transmit clock