diff options
| -rw-r--r-- | net/mac80211/mlme.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 91c9a5a5746..05c8d13d39b 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -611,7 +611,7 @@ static void ieee80211_sta_wmm_params(struct ieee80211_local *local, } } -static bool check_tim(struct ieee802_11_elems *elems, u16 aid, bool *is_mc) +static bool ieee80211_check_tim(struct ieee802_11_elems *elems, u16 aid) { u8 mask; u8 index, indexn1, indexn2; @@ -621,9 +621,6 @@ static bool check_tim(struct ieee802_11_elems *elems, u16 aid, bool *is_mc) index = aid / 8; mask = 1 << (aid & 7); - if (tim->bitmap_ctrl & 0x01) - *is_mc = true; - indexn1 = tim->bitmap_ctrl & 0xfe; indexn2 = elems->tim_len + indexn1 - 4; @@ -1840,7 +1837,7 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, struct ieee802_11_elems elems; struct ieee80211_local *local = sdata->local; u32 changed = 0; - bool erp_valid, directed_tim, is_mc = false; + bool erp_valid, directed_tim; u8 erp_value = 0; /* Process beacon from the current BSS */ @@ -1868,9 +1865,9 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, if (local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK && local->hw.conf.flags & IEEE80211_CONF_PS) { - directed_tim = check_tim(&elems, ifsta->aid, &is_mc); + directed_tim = ieee80211_check_tim(&elems, ifsta->aid); - if (directed_tim || is_mc) { + if (directed_tim) { local->hw.conf.flags &= ~IEEE80211_CONF_PS; ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS); ieee80211_send_nullfunc(local, sdata, 0); |