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-rw-r--r--src/devices/cpu/unsp/unsp.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/devices/cpu/unsp/unsp.cpp b/src/devices/cpu/unsp/unsp.cpp
index 6c64eba3d50..bec95cafe71 100644
--- a/src/devices/cpu/unsp/unsp.cpp
+++ b/src/devices/cpu/unsp/unsp.cpp
@@ -226,6 +226,8 @@ void unsp_device::log_regs()
void unsp_device::log_write(uint32_t addr, uint32_t data)
{
+ if (m_log_ops == 0)
+ return;
addr |= 0x80000000;
fwrite(&addr, sizeof(uint32_t), 1, m_log_file);
fwrite(&data, sizeof(uint32_t), 1, m_log_file);