mac80211: remove deprecated noise field from ieee80211_rx_status

Also remove associated IEEE80211_HW_NOISE_DBM from ieee80211_hw_flags.

Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c
index 1f3e5b0..feb7b9e 100644
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -547,8 +547,7 @@
 	SET_IEEE80211_DEV(hw, &pdev->dev);
 	hw->flags = IEEE80211_HW_RX_INCLUDES_FCS |
 		    IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING |
-		    IEEE80211_HW_SIGNAL_DBM |
-		    IEEE80211_HW_NOISE_DBM;
+		    IEEE80211_HW_SIGNAL_DBM;
 
 	hw->wiphy->interface_modes =
 		BIT(NL80211_IFTYPE_AP) |