rt2x00: Filter ACK_CTS based on FIF_CONTROL

The ACK_CTS frame is a control frame, this means
dropping the frame depends on the FIF_CONTROL flag
for filtering.

This also fixes an obvious typo in register definition.

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/rt2x00/rt61pci.h b/drivers/net/wireless/rt2x00/rt61pci.h
index 2f9a889..d504e70 100644
--- a/drivers/net/wireless/rt2x00/rt61pci.h
+++ b/drivers/net/wireless/rt2x00/rt61pci.h
@@ -405,7 +405,7 @@
 #define TXRX_CSR0_DROP_TO_DS		FIELD32(0x00200000)
 #define TXRX_CSR0_DROP_VERSION_ERROR	FIELD32(0x00400000)
 #define TXRX_CSR0_DROP_MULTICAST	FIELD32(0x00800000)
-#define TXRX_CSR0_DROP_BORADCAST	FIELD32(0x01000000)
+#define TXRX_CSR0_DROP_BROADCAST	FIELD32(0x01000000)
 #define TXRX_CSR0_DROP_ACK_CTS		FIELD32(0x02000000)
 #define TXRX_CSR0_TX_WITHOUT_WAITING	FIELD32(0x04000000)