rt2x00: Remove suspicious register write

Remove suspicious register write as the reg variable is never filled
with an TX_SW_CFG2 associated value before.

Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Acked-by: Gertjan van Wingerde <gwingerde@gmail.com>
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>

drivers/net/wireless/rt2x00/rt2800lib.c

@@ -1335,7 +1335,6 @@ int rt2800_init_registers(struct rt2x00_dev *rt2x00dev)
 		} else {
 			rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000);
 		}
-		rt2800_register_write(rt2x00dev, TX_SW_CFG2, reg);
 	} else if (rt2x00_rt(rt2x00dev, RT3070)) {
 		rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000400);