[PATCH] rt2x00: SW diversity should default to antenna B

Although ANTENNA_SW_DIVERSITY should never be send
to the driver, we should still handle it to prevent bugs.
But instead of defaulting to ANTENNA_HW_DIVERSITY we
should default to ANTENNA_B instead.

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c
index 2284cb3..5b3adba 100644
--- a/drivers/net/wireless/rt2x00/rt2400pci.c
+++ b/drivers/net/wireless/rt2x00/rt2400pci.c
@@ -409,13 +409,19 @@
 	 * Configure the TX antenna.
 	 */
 	switch (ant->tx) {
-	case ANTENNA_SW_DIVERSITY:
 	case ANTENNA_HW_DIVERSITY:
 		rt2x00_set_field8(&r1, BBP_R1_TX_ANTENNA, 1);
 		break;
 	case ANTENNA_A:
 		rt2x00_set_field8(&r1, BBP_R1_TX_ANTENNA, 0);
 		break;
+	case ANTENNA_SW_DIVERSITY:
+		/*
+		 * NOTE: We should never come here because rt2x00lib is
+		 * supposed to catch this and send us the correct antenna
+		 * explicitely. However we are nog going to bug about this.
+		 * Instead, just default to antenna B.
+		 */
 	case ANTENNA_B:
 		rt2x00_set_field8(&r1, BBP_R1_TX_ANTENNA, 2);
 		break;
@@ -425,13 +431,19 @@
 	 * Configure the RX antenna.
 	 */
 	switch (ant->rx) {
-	case ANTENNA_SW_DIVERSITY:
 	case ANTENNA_HW_DIVERSITY:
 		rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 1);
 		break;
 	case ANTENNA_A:
 		rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 0);
 		break;
+	case ANTENNA_SW_DIVERSITY:
+		/*
+		 * NOTE: We should never come here because rt2x00lib is
+		 * supposed to catch this and send us the correct antenna
+		 * explicitely. However we are nog going to bug about this.
+		 * Instead, just default to antenna B.
+		 */
 	case ANTENNA_B:
 		rt2x00_set_field8(&r4, BBP_R4_RX_ANTENNA, 2);
 		break;