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Diffstat (limited to 'src/devices/bus/rs232/rs232.cpp')
-rw-r--r--src/devices/bus/rs232/rs232.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/devices/bus/rs232/rs232.cpp b/src/devices/bus/rs232/rs232.cpp
index 4abceaff098..31d6310e2ad 100644
--- a/src/devices/bus/rs232/rs232.cpp
+++ b/src/devices/bus/rs232/rs232.cpp
@@ -17,7 +17,7 @@ rs232_port_device::rs232_port_device(const machine_config &mconfig, const char *
m_dsr_handler(*this),
m_ri_handler(*this),
m_cts_handler(*this),
- m_dev(NULL)
+ m_dev(nullptr)
{
}
@@ -34,7 +34,7 @@ rs232_port_device::rs232_port_device(const machine_config &mconfig, device_type
m_dsr_handler(*this),
m_ri_handler(*this),
m_cts_handler(*this),
- m_dev(NULL)
+ m_dev(nullptr)
{
}