ath5k: use ath_is_mybeacon

Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 8 insertions, 25 deletions

diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c
index d85c312170bc..ef35da84f63b 100644
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -1238,14 +1238,11 @@ static void
 ath5k_check_ibss_tsf(struct ath5k_hw *ah, struct sk_buff *skb,
                      struct ieee80211_rx_status *rxs)
 {
-        struct ath_common *common = ath5k_hw_common(ah);
         u64 tsf, bc_tstamp;
         u32 hw_tu;
         struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)skb->data;
 
-        if (ieee80211_is_beacon(mgmt->frame_control) &&
-            le16_to_cpu(mgmt->u.beacon.capab_info) & WLAN_CAPABILITY_IBSS &&
-            ether_addr_equal_64bits(mgmt->bssid, common->curbssid)) {
+        if (le16_to_cpu(mgmt->u.beacon.capab_info) & WLAN_CAPABILITY_IBSS) {
                 /*
                  * Received an IBSS beacon with the same BSSID. Hardware *must*
                  * have updated the local TSF. We have to work around various
@@ -1301,23 +1298,6 @@ ath5k_check_ibss_tsf(struct ath5k_hw *ah, struct sk_buff *skb,
         }
 }
 
-static void
-ath5k_update_beacon_rssi(struct ath5k_hw *ah, struct sk_buff *skb, int rssi)
-{
-        struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)skb->data;
-        struct ath_common *common = ath5k_hw_common(ah);
-
-        /* only beacons from our BSSID */
-        if (!ieee80211_is_beacon(mgmt->frame_control) ||
-            !ether_addr_equal_64bits(mgmt->bssid, common->curbssid))
-                return;
-
-        ewma_add(&ah->ah_beacon_rssi_avg, rssi);
-
-        /* in IBSS mode we should keep RSSI statistics per neighbour */
-        /* le16_to_cpu(mgmt->u.beacon.capab_info) & WLAN_CAPABILITY_IBSS */
-}
-
 /*
  * Compute padding position. skb must contain an IEEE 802.11 frame
  */
@@ -1390,6 +1370,7 @@ ath5k_receive_frame(struct ath5k_hw *ah, struct sk_buff *skb,
                     struct ath5k_rx_status *rs)
 {
         struct ieee80211_rx_status *rxs;
+        struct ath_common *common = ath5k_hw_common(ah);
 
         ath5k_remove_padding(skb);
 
@@ -1442,11 +1423,13 @@ ath5k_receive_frame(struct ath5k_hw *ah, struct sk_buff *skb,
 
         trace_ath5k_rx(ah, skb);
 
-        ath5k_update_beacon_rssi(ah, skb, rs->rs_rssi);
+        if (ath_is_mybeacon(common, (struct ieee80211_hdr *)skb->data)) {
+                ewma_add(&ah->ah_beacon_rssi_avg, rs->rs_rssi);
 
-        /* check beacons in IBSS mode */
-        if (ah->opmode == NL80211_IFTYPE_ADHOC)
-                ath5k_check_ibss_tsf(ah, skb, rxs);
+                /* check beacons in IBSS mode */
+                if (ah->opmode == NL80211_IFTYPE_ADHOC)
+                        ath5k_check_ibss_tsf(ah, skb, rxs);
+        }
 
         ieee80211_rx(ah->hw, skb);
 }