diff options
Diffstat (limited to 'net/mac80211/rx.c')
| -rw-r--r-- | net/mac80211/rx.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index a3643fd86af9..c32a0bcd53b7 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -67,12 +67,9 @@ static inline int should_drop_frame(struct ieee80211_rx_status *status, return 1; if (unlikely(skb->len < 16 + present_fcs_len + radiotap_len)) return 1; - if (((hdr->frame_control & cpu_to_le16(IEEE80211_FCTL_FTYPE)) == - cpu_to_le16(IEEE80211_FTYPE_CTL)) && - ((hdr->frame_control & cpu_to_le16(IEEE80211_FCTL_STYPE)) != - cpu_to_le16(IEEE80211_STYPE_PSPOLL)) && - ((hdr->frame_control & cpu_to_le16(IEEE80211_FCTL_STYPE)) != - cpu_to_le16(IEEE80211_STYPE_BACK_REQ))) + if (ieee80211_is_ctl(hdr->frame_control) && + !ieee80211_is_pspoll(hdr->frame_control) && + !ieee80211_is_back_req(hdr->frame_control)) return 1; return 0; } @@ -1826,8 +1823,13 @@ static int prepare_for_handlers(struct ieee80211_sub_if_data *sdata, if (!bssid) return 0; if ((rx->fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT && - (rx->fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_BEACON) + (rx->fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_BEACON) { + if (!rx->sta) + rx->sta = ieee80211_ibss_add_sta(sdata->dev, + rx->skb, bssid, hdr->addr2, + BIT(rx->status->rate_idx)); return 1; + } else if (!ieee80211_bssid_match(bssid, sdata->u.sta.bssid)) { if (!(rx->flags & IEEE80211_RX_IN_SCAN)) return 0; @@ -1840,7 +1842,8 @@ static int prepare_for_handlers(struct ieee80211_sub_if_data *sdata, rx->flags &= ~IEEE80211_RX_RA_MATCH; } else if (!rx->sta) rx->sta = ieee80211_ibss_add_sta(sdata->dev, rx->skb, - bssid, hdr->addr2); + bssid, hdr->addr2, + BIT(rx->status->rate_idx)); break; case IEEE80211_IF_TYPE_MESH_POINT: if (!multicast && @@ -2118,7 +2121,7 @@ static u8 ieee80211_rx_reorder_ampdu(struct ieee80211_local *local, struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data; struct sta_info *sta; struct tid_ampdu_rx *tid_agg_rx; - u16 fc, sc; + u16 sc; u16 mpdu_seq_num; u8 ret = 0, *qc; int tid; @@ -2127,14 +2130,12 @@ static u8 ieee80211_rx_reorder_ampdu(struct ieee80211_local *local, if (!sta) return ret; - fc = le16_to_cpu(hdr->frame_control); - /* filter the QoS data rx stream according to * STA/TID and check if this STA/TID is on aggregation */ - if (!WLAN_FC_IS_QOS_DATA(fc)) + if (!ieee80211_is_data_qos(hdr->frame_control)) goto end_reorder; - qc = skb->data + ieee80211_get_hdrlen(fc) - QOS_CONTROL_LEN; + qc = ieee80211_get_qos_ctl(hdr); tid = qc[0] & QOS_CONTROL_TID_MASK; if (sta->ampdu_mlme.tid_state_rx[tid] != HT_AGG_STATE_OPERATIONAL) @@ -2143,7 +2144,7 @@ static u8 ieee80211_rx_reorder_ampdu(struct ieee80211_local *local, tid_agg_rx = sta->ampdu_mlme.tid_rx[tid]; /* null data frames are excluded */ - if (unlikely(fc & IEEE80211_STYPE_NULLFUNC)) + if (unlikely(ieee80211_is_nullfunc(hdr->frame_control))) goto end_reorder; /* new un-ordered ampdu frame - process it */ |
