diff options
| author | Rajkumar Manoharan <rmanohar@qca.qualcomm.com> | 2011-09-26 22:16:56 +0530 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-09-30 15:56:58 -0400 |
| commit | f73c604cfbf7f611e3ec129a0548fcbe8574d180 (patch) | |
| tree | 966c077df1761a5dbd87caf335a98cd2505617b0 /drivers/net/wireless/ath/ath9k/recv.c | |
| parent | 185d1589ccc9f49afcdaede480523df2bfec7c01 (diff) | |
ath9k: Remove redundant my beacon check at ath_rx_ps_beacon
Make use of the rx status's is_mybeacon in order to avoid
redundant memcmp.
Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/recv.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/recv.c | 23 |
1 files changed, 6 insertions, 17 deletions
diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c index 49843500fe7..f658ec60b51 100644 --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c @@ -586,22 +586,11 @@ static bool ath_beacon_dtim_pending_cab(struct sk_buff *skb) static void ath_rx_ps_beacon(struct ath_softc *sc, struct sk_buff *skb) { - struct ieee80211_mgmt *mgmt; struct ath_common *common = ath9k_hw_common(sc->sc_ah); if (skb->len < 24 + 8 + 2 + 2) return; - mgmt = (struct ieee80211_mgmt *)skb->data; - if (memcmp(common->curbssid, mgmt->bssid, ETH_ALEN) != 0) { - /* TODO: This doesn't work well if you have stations - * associated to two different APs because curbssid - * is just the last AP that any of the stations associated - * with. - */ - return; /* not from our current AP */ - } - sc->ps_flags &= ~PS_WAIT_FOR_BEACON; if (sc->ps_flags & PS_BEACON_SYNC) { @@ -637,7 +626,7 @@ static void ath_rx_ps_beacon(struct ath_softc *sc, struct sk_buff *skb) } } -static void ath_rx_ps(struct ath_softc *sc, struct sk_buff *skb) +static void ath_rx_ps(struct ath_softc *sc, struct sk_buff *skb, bool mybeacon) { struct ieee80211_hdr *hdr; struct ath_common *common = ath9k_hw_common(sc->sc_ah); @@ -646,7 +635,7 @@ static void ath_rx_ps(struct ath_softc *sc, struct sk_buff *skb) /* Process Beacon and CAB receive in PS state */ if (((sc->ps_flags & PS_WAIT_FOR_BEACON) || ath9k_check_auto_sleep(sc)) - && ieee80211_is_beacon(hdr->frame_control)) + && mybeacon) ath_rx_ps_beacon(sc, skb); else if ((sc->ps_flags & PS_WAIT_FOR_CAB) && (ieee80211_is_data(hdr->frame_control) || @@ -1952,10 +1941,10 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp) spin_lock_irqsave(&sc->sc_pm_lock, flags); if ((sc->ps_flags & (PS_WAIT_FOR_BEACON | - PS_WAIT_FOR_CAB | - PS_WAIT_FOR_PSPOLL_DATA)) || - ath9k_check_auto_sleep(sc)) - ath_rx_ps(sc, skb); + PS_WAIT_FOR_CAB | + PS_WAIT_FOR_PSPOLL_DATA)) || + ath9k_check_auto_sleep(sc)) + ath_rx_ps(sc, skb, rs.is_mybeacon); spin_unlock_irqrestore(&sc->sc_pm_lock, flags); if ((ah->caps.hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) && sc->ant_rx == 3) |