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Diffstat (limited to 'src/mame/machine/naomim4.cpp')
-rw-r--r--src/mame/machine/naomim4.cpp6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/mame/machine/naomim4.cpp b/src/mame/machine/naomim4.cpp
index 2e23d76aca4..d22f7540ebc 100644
--- a/src/mame/machine/naomim4.cpp
+++ b/src/mame/machine/naomim4.cpp
@@ -49,7 +49,7 @@ ADDRESS_MAP_END
naomi_m4_board::naomi_m4_board(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
: naomi_board(mconfig, NAOMI_M4_BOARD, "Sega NAOMI M4 Board", tag, owner, clock, "naomi_m4_board", __FILE__)
{
- key_tag = 0;
+ key_tag = nullptr;
}
void naomi_m4_board::static_set_tags(device_t &device, const char *_key_tag)
@@ -134,7 +134,7 @@ void naomi_m4_board::board_get_buffer(UINT8 *&base, UINT32 &limit)
if (cfi_mode) {
int fpr_num = 0;
- if (rombdid_tag && memregion(rombdid_tag) != NULL)
+ if (rombdid_tag && memregion(rombdid_tag) != nullptr)
{
fpr_num = *memregion(rombdid_tag)->base() & 0x7f;
@@ -217,7 +217,7 @@ READ16_MEMBER(naomi_m4_board::m4_id_r)
{
UINT16 epr_flag = 0;
- if (rombdid_tag && memregion(rombdid_tag) != NULL)
+ if (rombdid_tag && memregion(rombdid_tag) != nullptr)
{
epr_flag = *memregion(rombdid_tag)->base() & 0x80;