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author hap <happppp@users.noreply.github.com>2015-07-09 00:33:54 +0200
committer hap <happppp@users.noreply.github.com>2015-07-09 00:33:54 +0200
commit6e855b9cf7c65f17ed087222c26497688fffe5e4 (patch)
tree2f1952e6ecf7029ddae10b1341e66ddcf0e496a3
parent07b11906f6c53d4ccef6e878d653b7d5d14eb04d (diff)
fix buffer overflow
-rw-r--r--src/mess/drivers/monty.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/mess/drivers/monty.c b/src/mess/drivers/monty.c
index 256e01de83e..1881370a3d0 100644
--- a/src/mess/drivers/monty.c
+++ b/src/mess/drivers/monty.c
@@ -143,7 +143,8 @@ WRITE8_MEMBER( monty_state::ioDisplayWrite )
// Pixel color
const bool on = (com >> i) & 0x01;
- m_pixels[(y*42) + x] = on ? 0xffffffff : 0xff000000;
+ if (x < 42)
+ m_pixels[(y*42) + x] = on ? 0xffffffff : 0xff000000;
}
}