[MAC80211]: remove IEEE80211_HW_DATA_NULLFUNC_ACK

Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/wireless/rtl8187_dev.c

@@ -606,8 +606,7 @@ static int __devinit rtl8187_probe(struct usb_interface *intf,
 	priv->mode = IEEE80211_IF_TYPE_MGMT;
 	dev->flags = IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING |
 		     IEEE80211_HW_RX_INCLUDES_FCS |
-		     IEEE80211_HW_WEP_INCLUDE_IV |
-		     IEEE80211_HW_DATA_NULLFUNC_ACK;
+		     IEEE80211_HW_WEP_INCLUDE_IV;
 	dev->extra_tx_headroom = sizeof(struct rtl8187_tx_hdr);
 	dev->queues = 1;
 	dev->max_rssi = 65;

include/net/mac80211.h

@@ -491,8 +491,7 @@ struct ieee80211_hw {
 
 #define IEEE80211_HW_WEP_INCLUDE_IV (1<<5)
 
-	/* will data nullfunc frames get proper TX status callback */
-#define IEEE80211_HW_DATA_NULLFUNC_ACK (1<<6)
+/* hole at 6 */
 
 	/* Force software encryption for TKIP packets if WMM is enabled. */
 #define IEEE80211_HW_NO_TKIP_WMM_HWACCEL (1<<7)