1 files changed, 1 insertions(+), 3 deletions(-)

M src/main.c

@@ 128,9 128,7 @@ screen_deo(Uint8 *d, Uint8 port)
 		n = d[0x6] >> 4;
 		dx = (d[0x6] & 0x01) << 3;
 		dy = (d[0x6] & 0x02) << 2;
-		if(addr > 0x10000 - ((n + 1) << (3 + twobpp)))
-			return;
-		if(addr > 0x10000 - ((n + 1) << (3 + twobpp)))
+		if(addr >= 0xfff0)
 			return;
 		for(i = 0; i <= n; i++) {
 			screen_blit(&ppu, fg, x + dy * i, y + dx * i, &u.ram[addr], d[0xf] & 0xf, d[0xf] & 0x10, d[0xf] & 0x20, twobpp);