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Diffstat (limited to 'src/mame/audio/seibu.cpp')
-rw-r--r--src/mame/audio/seibu.cpp10
1 files changed, 5 insertions, 5 deletions
diff --git a/src/mame/audio/seibu.cpp b/src/mame/audio/seibu.cpp
index 0d23c437afa..b78e142a99a 100644
--- a/src/mame/audio/seibu.cpp
+++ b/src/mame/audio/seibu.cpp
@@ -84,7 +84,7 @@ seibu_sound_device::seibu_sound_device(const machine_config &mconfig, const char
m_rst18_irq(0xff)
{
m_encryption_mode = 0;
- m_decrypted_opcodes = NULL;
+ m_decrypted_opcodes = nullptr;
}
void seibu_sound_device::set_encryption(int mode)
@@ -234,7 +234,7 @@ void seibu_sound_device::update_irq_lines(int param)
break;
}
- if (m_sound_cpu != NULL)
+ if (m_sound_cpu != nullptr)
{
if ((m_rst10_irq & m_rst18_irq) == 0xff) /* no IRQs pending */
m_sound_cpu->execute().set_input_line(0, CLEAR_LINE);
@@ -509,13 +509,13 @@ const device_type SEIBU_ADPCM = &device_creator<seibu_adpcm_device>;
seibu_adpcm_device::seibu_adpcm_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
: device_t(mconfig, SEIBU_ADPCM, "Seibu ADPCM (MSM5205)", tag, owner, clock, "seibu_adpcm", __FILE__),
device_sound_interface(mconfig, *this),
- m_stream(NULL),
+ m_stream(nullptr),
m_current(0),
m_end(0),
m_nibble(0),
m_playing(0),
- m_rom_tag(NULL),
- m_base(NULL)
+ m_rom_tag(nullptr),
+ m_base(nullptr)
{
}