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Diffstat (limited to 'src/mame/drivers/wolfpack.cpp')
-rw-r--r--src/mame/drivers/wolfpack.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mame/drivers/wolfpack.cpp b/src/mame/drivers/wolfpack.cpp
index c857e9eca53..6d8514d7fa5 100644
--- a/src/mame/drivers/wolfpack.cpp
+++ b/src/mame/drivers/wolfpack.cpp
@@ -162,7 +162,7 @@ ADDRESS_MAP_END
static INPUT_PORTS_START( wolfpack )
PORT_START("INPUTS")
- PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM_MEMBER(DEVICE_SELF, wolfpack_state,wolfpack_dial_r, (void *)nullptr) /* dial connects here */
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM_MEMBER(DEVICE_SELF, wolfpack_state,wolfpack_dial_r, (void *)0) /* dial connects here */
PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM_MEMBER(DEVICE_SELF, wolfpack_state,wolfpack_dial_r, (void *)1) /* dial connects here */
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_TILT )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_BUTTON1 )