Lines Matching full:rx
723 * RX header they pull before we get here, and that should in ieee80211_make_monitor_skb()
796 * (2) the other RX handlers will modify the skb we got. in ieee80211_rx_monitor()
878 static void ieee80211_parse_qos(struct ieee80211_rx_data *rx) in ieee80211_parse_qos() argument
880 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data; in ieee80211_parse_qos()
881 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_parse_qos()
913 rx->seqno_idx = seqno_idx; in ieee80211_parse_qos()
914 rx->security_idx = security_idx; in ieee80211_parse_qos()
917 rx->skb->priority = (tid > 7) ? 0 : tid; in ieee80211_parse_qos()
945 static void ieee80211_verify_alignment(struct ieee80211_rx_data *rx) in ieee80211_verify_alignment() argument
948 WARN_ON_ONCE((unsigned long)rx->skb->data & 1); in ieee80211_verify_alignment()
953 /* rx handlers */
1048 static ieee80211_rx_result ieee80211_rx_mesh_check(struct ieee80211_rx_data *rx) in ieee80211_rx_mesh_check() argument
1050 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data; in ieee80211_rx_mesh_check()
1051 char *dev_addr = rx->sdata->vif.addr; in ieee80211_rx_mesh_check()
1072 if (!rx->sta || sta_plink_state(rx->sta) != NL80211_PLINK_ESTAB) { in ieee80211_rx_mesh_check()
1082 if (rx->skb->len < IEEE80211_MIN_ACTION_SIZE) in ieee80211_rx_mesh_check()
1174 * Timeout (in jiffies) for skb's that are waiting in the RX reorder buffer. If
1218 "release an RX reorder frame due to timeout on earlier frames\n"); in ieee80211_sta_reorder_release()
1257 * As this function belongs to the RX path it must be under
1361 static void ieee80211_rx_reorder_ampdu(struct ieee80211_rx_data *rx, in ieee80211_rx_reorder_ampdu() argument
1364 struct sk_buff *skb = rx->skb; in ieee80211_rx_reorder_ampdu()
1366 struct sta_info *sta = rx->sta; in ieee80211_rx_reorder_ampdu()
1376 * filter the QoS data rx stream according to in ieee80211_rx_reorder_ampdu()
1390 !test_bit(tid, rx->sta->ampdu_mlme.agg_session_valid) && in ieee80211_rx_reorder_ampdu()
1391 !test_and_set_bit(tid, rx->sta->ampdu_mlme.unexpected_agg)) in ieee80211_rx_reorder_ampdu()
1392 ieee80211_send_delba(rx->sdata, rx->sta->sta.addr, tid, in ieee80211_rx_reorder_ampdu()
1413 /* if this mpdu is fragmented - terminate rx aggregation session */ in ieee80211_rx_reorder_ampdu()
1416 ieee80211_queue_skb_to_iface(rx->sdata, NULL, skb); in ieee80211_rx_reorder_ampdu()
1422 * RX packet at a time, and thus own tid_agg_rx. All in ieee80211_rx_reorder_ampdu()
1427 if (ieee80211_sta_manage_reorder_buf(rx->sdata, tid_agg_rx, skb, in ieee80211_rx_reorder_ampdu()
1436 ieee80211_rx_h_check_dup(struct ieee80211_rx_data *rx) in ieee80211_rx_h_check_dup() argument
1438 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data; in ieee80211_rx_h_check_dup()
1439 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_rx_h_check_dup()
1449 if (rx->skb->len < 24) in ieee80211_rx_h_check_dup()
1457 if (!rx->sta) in ieee80211_rx_h_check_dup()
1461 rx->sta->last_seq_ctrl[rx->seqno_idx] == hdr->seq_ctrl)) { in ieee80211_rx_h_check_dup()
1462 I802_DEBUG_INC(rx->local->dot11FrameDuplicateCount); in ieee80211_rx_h_check_dup()
1463 rx->sta->rx_stats.num_duplicates++; in ieee80211_rx_h_check_dup()
1466 rx->sta->last_seq_ctrl[rx->seqno_idx] = hdr->seq_ctrl; in ieee80211_rx_h_check_dup()
1473 ieee80211_rx_h_check(struct ieee80211_rx_data *rx) in ieee80211_rx_h_check() argument
1475 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data; in ieee80211_rx_h_check()
1486 if (ieee80211_vif_is_mesh(&rx->sdata->vif)) in ieee80211_rx_h_check()
1487 return ieee80211_rx_mesh_check(rx); in ieee80211_rx_h_check()
1491 rx->sdata->vif.type != NL80211_IFTYPE_ADHOC && in ieee80211_rx_h_check()
1492 rx->sdata->vif.type != NL80211_IFTYPE_OCB && in ieee80211_rx_h_check()
1493 (!rx->sta || !test_sta_flag(rx->sta, WLAN_STA_ASSOC)))) { in ieee80211_rx_h_check()
1499 if (rx->sta && rx->sdata->vif.type == NL80211_IFTYPE_STATION && in ieee80211_rx_h_check()
1506 if (rx->skb->len < hdrlen + 8) in ieee80211_rx_h_check()
1509 skb_copy_bits(rx->skb, hdrlen + 6, ðertype, 2); in ieee80211_rx_h_check()
1510 if (ethertype == rx->sdata->control_port_protocol) in ieee80211_rx_h_check()
1514 if (rx->sdata->vif.type == NL80211_IFTYPE_AP && in ieee80211_rx_h_check()
1515 cfg80211_rx_spurious_frame(rx->sdata->dev, in ieee80211_rx_h_check()
1528 ieee80211_rx_h_check_more_data(struct ieee80211_rx_data *rx) in ieee80211_rx_h_check_more_data() argument
1534 local = rx->local; in ieee80211_rx_h_check_more_data()
1535 skb = rx->skb; in ieee80211_rx_h_check_more_data()
1555 ieee80211_send_pspoll(local, rx->sdata); in ieee80211_rx_h_check_more_data()
1684 ieee80211_rx_h_uapsd_and_pspoll(struct ieee80211_rx_data *rx) in ieee80211_rx_h_uapsd_and_pspoll() argument
1686 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_rx_h_uapsd_and_pspoll()
1687 struct ieee80211_hdr *hdr = (void *)rx->skb->data; in ieee80211_rx_h_uapsd_and_pspoll()
1688 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_rx_h_uapsd_and_pspoll()
1690 if (!rx->sta) in ieee80211_rx_h_uapsd_and_pspoll()
1710 if (!test_sta_flag(rx->sta, WLAN_STA_PS_STA)) in ieee80211_rx_h_uapsd_and_pspoll()
1714 ieee80211_sta_pspoll(&rx->sta->sta); in ieee80211_rx_h_uapsd_and_pspoll()
1718 dev_kfree_skb(rx->skb); in ieee80211_rx_h_uapsd_and_pspoll()
1728 ieee80211_sta_uapsd_trigger(&rx->sta->sta, tid); in ieee80211_rx_h_uapsd_and_pspoll()
1735 ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx) in ieee80211_rx_h_sta_process() argument
1737 struct sta_info *sta = rx->sta; in ieee80211_rx_h_sta_process()
1738 struct sk_buff *skb = rx->skb; in ieee80211_rx_h_sta_process()
1754 if (rx->sdata->vif.type == NL80211_IFTYPE_ADHOC) { in ieee80211_rx_h_sta_process()
1755 u8 *bssid = ieee80211_get_bssid(hdr, rx->skb->len, in ieee80211_rx_h_sta_process()
1757 if (ether_addr_equal(bssid, rx->sdata->u.ibss.bssid) && in ieee80211_rx_h_sta_process()
1765 } else if (rx->sdata->vif.type == NL80211_IFTYPE_OCB) { in ieee80211_rx_h_sta_process()
1780 u64_stats_update_begin(&rx->sta->rx_stats.syncp); in ieee80211_rx_h_sta_process()
1781 sta->rx_stats.bytes += rx->skb->len; in ieee80211_rx_h_sta_process()
1782 u64_stats_update_end(&rx->sta->rx_stats.syncp); in ieee80211_rx_h_sta_process()
1817 (rx->sdata->vif.type == NL80211_IFTYPE_AP || in ieee80211_rx_h_sta_process()
1818 rx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN)) { in ieee80211_rx_h_sta_process()
1829 if (ieee80211_vif_is_mesh(&rx->sdata->vif)) in ieee80211_rx_h_sta_process()
1837 I802_DEBUG_INC(rx->local->rx_handlers_drop_nullfunc); in ieee80211_rx_h_sta_process()
1846 (rx->sdata->vif.type == NL80211_IFTYPE_AP || in ieee80211_rx_h_sta_process()
1847 (rx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN && in ieee80211_rx_h_sta_process()
1848 !rx->sdata->u.vlan.sta))) { in ieee80211_rx_h_sta_process()
1851 rx->sdata->dev, sta->sta.addr, in ieee80211_rx_h_sta_process()
1860 dev_kfree_skb(rx->skb); in ieee80211_rx_h_sta_process()
1868 ieee80211_rx_get_bigtk(struct ieee80211_rx_data *rx, int idx) in ieee80211_rx_get_bigtk() argument
1871 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_rx_get_bigtk()
1890 if (rx->sta) in ieee80211_rx_get_bigtk()
1891 key = rcu_dereference(rx->sta->gtk[idx]); in ieee80211_rx_get_bigtk()
1894 if (!key && rx->sta) in ieee80211_rx_get_bigtk()
1895 key = rcu_dereference(rx->sta->gtk[idx2]); in ieee80211_rx_get_bigtk()
1903 ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx) in ieee80211_rx_h_decrypt() argument
1905 struct sk_buff *skb = rx->skb; in ieee80211_rx_h_decrypt()
1948 rx->key = NULL; in ieee80211_rx_h_decrypt()
1951 if (rx->sta) { in ieee80211_rx_h_decrypt()
1952 int keyid = rx->sta->ptk_idx; in ieee80211_rx_h_decrypt()
1953 sta_ptk = rcu_dereference(rx->sta->ptk[keyid]); in ieee80211_rx_h_decrypt()
1956 cs = rx->sta->cipher_scheme; in ieee80211_rx_h_decrypt()
1957 keyid = ieee80211_get_keyid(rx->skb, cs); in ieee80211_rx_h_decrypt()
1962 ptk_idx = rcu_dereference(rx->sta->ptk[keyid]); in ieee80211_rx_h_decrypt()
1967 mmie_keyidx = ieee80211_get_mmie_keyidx(rx->skb); in ieee80211_rx_h_decrypt()
1970 rx->key = ptk_idx ? ptk_idx : sta_ptk; in ieee80211_rx_h_decrypt()
1986 cfg80211_rx_unprot_mlme_mgmt(rx->sdata->dev, in ieee80211_rx_h_decrypt()
1992 rx->key = ieee80211_rx_get_bigtk(rx, mmie_keyidx); in ieee80211_rx_h_decrypt()
1993 if (!rx->key) in ieee80211_rx_h_decrypt()
2004 if (rx->sta) { in ieee80211_rx_h_decrypt()
2006 test_sta_flag(rx->sta, WLAN_STA_MFP)) in ieee80211_rx_h_decrypt()
2009 rx->key = rcu_dereference(rx->sta->gtk[mmie_keyidx]); in ieee80211_rx_h_decrypt()
2011 if (!rx->key) in ieee80211_rx_h_decrypt()
2012 rx->key = rcu_dereference(rx->sdata->keys[mmie_keyidx]); in ieee80211_rx_h_decrypt()
2016 * need to set rx->key if there is a key that could have been in ieee80211_rx_h_decrypt()
2021 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_rx_h_decrypt()
2025 key = ieee80211_rx_get_bigtk(rx, -1); in ieee80211_rx_h_decrypt()
2028 key = rcu_dereference(rx->sdata->default_mgmt_key); in ieee80211_rx_h_decrypt()
2030 if (rx->sta) { in ieee80211_rx_h_decrypt()
2032 key = rcu_dereference(rx->sta->gtk[i]); in ieee80211_rx_h_decrypt()
2046 rx->key = key; in ieee80211_rx_h_decrypt()
2062 keyidx = ieee80211_get_keyid(rx->skb, cs); in ieee80211_rx_h_decrypt()
2068 if (is_multicast_ether_addr(hdr->addr1) && rx->sta) in ieee80211_rx_h_decrypt()
2069 rx->key = rcu_dereference(rx->sta->gtk[keyidx]); in ieee80211_rx_h_decrypt()
2072 if (!rx->key) { in ieee80211_rx_h_decrypt()
2073 rx->key = rcu_dereference(rx->sdata->keys[keyidx]); in ieee80211_rx_h_decrypt()
2080 if (rx->key && in ieee80211_rx_h_decrypt()
2081 rx->key->conf.cipher != WLAN_CIPHER_SUITE_WEP40 && in ieee80211_rx_h_decrypt()
2082 rx->key->conf.cipher != WLAN_CIPHER_SUITE_WEP104 && in ieee80211_rx_h_decrypt()
2084 rx->key = NULL; in ieee80211_rx_h_decrypt()
2088 if (rx->key) { in ieee80211_rx_h_decrypt()
2089 if (unlikely(rx->key->flags & KEY_FLAG_TAINTED)) in ieee80211_rx_h_decrypt()
2097 switch (rx->key->conf.cipher) { in ieee80211_rx_h_decrypt()
2100 result = ieee80211_crypto_wep_decrypt(rx); in ieee80211_rx_h_decrypt()
2103 result = ieee80211_crypto_tkip_decrypt(rx); in ieee80211_rx_h_decrypt()
2107 rx, IEEE80211_CCMP_MIC_LEN); in ieee80211_rx_h_decrypt()
2111 rx, IEEE80211_CCMP_256_MIC_LEN); in ieee80211_rx_h_decrypt()
2114 result = ieee80211_crypto_aes_cmac_decrypt(rx); in ieee80211_rx_h_decrypt()
2117 result = ieee80211_crypto_aes_cmac_256_decrypt(rx); in ieee80211_rx_h_decrypt()
2121 result = ieee80211_crypto_aes_gmac_decrypt(rx); in ieee80211_rx_h_decrypt()
2125 result = ieee80211_crypto_gcmp_decrypt(rx); in ieee80211_rx_h_decrypt()
2128 result = ieee80211_crypto_hw_decrypt(rx); in ieee80211_rx_h_decrypt()
2137 cfg80211_rx_unprot_mlme_mgmt(rx->sdata->dev, in ieee80211_rx_h_decrypt()
2229 static bool requires_sequential_pn(struct ieee80211_rx_data *rx, __le16 fc) in requires_sequential_pn() argument
2231 return rx->key && in requires_sequential_pn()
2232 (rx->key->conf.cipher == WLAN_CIPHER_SUITE_CCMP || in requires_sequential_pn()
2233 rx->key->conf.cipher == WLAN_CIPHER_SUITE_CCMP_256 || in requires_sequential_pn()
2234 rx->key->conf.cipher == WLAN_CIPHER_SUITE_GCMP || in requires_sequential_pn()
2235 rx->key->conf.cipher == WLAN_CIPHER_SUITE_GCMP_256) && in requires_sequential_pn()
2240 ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx) in ieee80211_rx_h_defragment() argument
2242 struct ieee80211_fragment_cache *cache = &rx->sdata->frags; in ieee80211_rx_h_defragment()
2249 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_rx_h_defragment()
2251 hdr = (struct ieee80211_hdr *)rx->skb->data; in ieee80211_rx_h_defragment()
2260 if (rx->sta) in ieee80211_rx_h_defragment()
2261 cache = &rx->sta->frags; in ieee80211_rx_h_defragment()
2269 I802_DEBUG_INC(rx->local->rx_handlers_fragments); in ieee80211_rx_h_defragment()
2271 if (skb_linearize(rx->skb)) in ieee80211_rx_h_defragment()
2279 hdr = (struct ieee80211_hdr *)rx->skb->data; in ieee80211_rx_h_defragment()
2285 rx->seqno_idx, &(rx->skb)); in ieee80211_rx_h_defragment()
2286 if (requires_sequential_pn(rx, fc)) { in ieee80211_rx_h_defragment()
2287 int queue = rx->security_idx; in ieee80211_rx_h_defragment()
2294 entry->key_color = rx->key->color; in ieee80211_rx_h_defragment()
2296 rx->key->u.ccmp.rx_pn[queue], in ieee80211_rx_h_defragment()
2302 BUILD_BUG_ON(sizeof(rx->key->u.ccmp.rx_pn[queue]) != in ieee80211_rx_h_defragment()
2303 sizeof(rx->key->u.gcmp.rx_pn[queue])); in ieee80211_rx_h_defragment()
2306 } else if (rx->key && in ieee80211_rx_h_defragment()
2310 entry->key_color = rx->key->color; in ieee80211_rx_h_defragment()
2319 rx->seqno_idx, hdr); in ieee80211_rx_h_defragment()
2321 I802_DEBUG_INC(rx->local->rx_handlers_drop_defrag); in ieee80211_rx_h_defragment()
2334 if (!requires_sequential_pn(rx, fc)) in ieee80211_rx_h_defragment()
2338 if (entry->key_color != rx->key->color) in ieee80211_rx_h_defragment()
2348 rpn = rx->ccm_gcm.pn; in ieee80211_rx_h_defragment()
2353 (!rx->key || in ieee80211_rx_h_defragment()
2356 rx->key->color != entry->key_color)) { in ieee80211_rx_h_defragment()
2362 } else if (entry->is_protected && rx->key && in ieee80211_rx_h_defragment()
2363 entry->key_color != rx->key->color && in ieee80211_rx_h_defragment()
2368 skb_pull(rx->skb, ieee80211_hdrlen(fc)); in ieee80211_rx_h_defragment()
2369 __skb_queue_tail(&entry->skb_list, rx->skb); in ieee80211_rx_h_defragment()
2371 entry->extra_len += rx->skb->len; in ieee80211_rx_h_defragment()
2373 rx->skb = NULL; in ieee80211_rx_h_defragment()
2377 rx->skb = __skb_dequeue(&entry->skb_list); in ieee80211_rx_h_defragment()
2378 if (skb_tailroom(rx->skb) < entry->extra_len) { in ieee80211_rx_h_defragment()
2379 I802_DEBUG_INC(rx->local->rx_expand_skb_head_defrag); in ieee80211_rx_h_defragment()
2380 if (unlikely(pskb_expand_head(rx->skb, 0, entry->extra_len, in ieee80211_rx_h_defragment()
2382 I802_DEBUG_INC(rx->local->rx_handlers_drop_defrag); in ieee80211_rx_h_defragment()
2388 skb_put_data(rx->skb, skb->data, skb->len); in ieee80211_rx_h_defragment()
2393 ieee80211_led_rx(rx->local); in ieee80211_rx_h_defragment()
2394 if (rx->sta) in ieee80211_rx_h_defragment()
2395 rx->sta->rx_stats.packets++; in ieee80211_rx_h_defragment()
2399 static int ieee80211_802_1x_port_control(struct ieee80211_rx_data *rx) in ieee80211_802_1x_port_control() argument
2401 if (unlikely(!rx->sta || !test_sta_flag(rx->sta, WLAN_STA_AUTHORIZED))) in ieee80211_802_1x_port_control()
2407 static int ieee80211_drop_unencrypted(struct ieee80211_rx_data *rx, __le16 fc) in ieee80211_drop_unencrypted() argument
2409 struct ieee80211_hdr *hdr = (void *)rx->skb->data; in ieee80211_drop_unencrypted()
2410 struct sk_buff *skb = rx->skb; in ieee80211_drop_unencrypted()
2421 if (unlikely(rx->sta && ieee80211_vif_is_mesh(&rx->sdata->vif) && in ieee80211_drop_unencrypted()
2428 if (!ether_addr_equal(hdr->addr1, rx->sdata->vif.addr)) in ieee80211_drop_unencrypted()
2432 if (!pskb_may_pull(rx->skb, hdr_len + 6)) in ieee80211_drop_unencrypted()
2439 if (skb_copy_bits(rx->skb, ethertype_offset, ðertype, 2) == 0 && in ieee80211_drop_unencrypted()
2440 ethertype == rx->sdata->control_port_protocol) in ieee80211_drop_unencrypted()
2448 ieee80211_is_data(fc) && rx->key)) in ieee80211_drop_unencrypted()
2454 static int ieee80211_drop_unencrypted_mgmt(struct ieee80211_rx_data *rx) in ieee80211_drop_unencrypted_mgmt() argument
2456 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data; in ieee80211_drop_unencrypted_mgmt()
2457 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_drop_unencrypted_mgmt()
2467 if (rx->sta && test_sta_flag(rx->sta, WLAN_STA_MFP)) { in ieee80211_drop_unencrypted_mgmt()
2469 ieee80211_is_unicast_robust_mgmt_frame(rx->skb) && in ieee80211_drop_unencrypted_mgmt()
2470 rx->key)) { in ieee80211_drop_unencrypted_mgmt()
2473 cfg80211_rx_unprot_mlme_mgmt(rx->sdata->dev, in ieee80211_drop_unencrypted_mgmt()
2474 rx->skb->data, in ieee80211_drop_unencrypted_mgmt()
2475 rx->skb->len); in ieee80211_drop_unencrypted_mgmt()
2479 if (unlikely(ieee80211_is_multicast_robust_mgmt_frame(rx->skb) && in ieee80211_drop_unencrypted_mgmt()
2480 ieee80211_get_mmie_keyidx(rx->skb) < 0)) { in ieee80211_drop_unencrypted_mgmt()
2483 cfg80211_rx_unprot_mlme_mgmt(rx->sdata->dev, in ieee80211_drop_unencrypted_mgmt()
2484 rx->skb->data, in ieee80211_drop_unencrypted_mgmt()
2485 rx->skb->len); in ieee80211_drop_unencrypted_mgmt()
2488 if (unlikely(ieee80211_is_beacon(fc) && rx->key && in ieee80211_drop_unencrypted_mgmt()
2489 ieee80211_get_mmie_keyidx(rx->skb) < 0)) { in ieee80211_drop_unencrypted_mgmt()
2490 cfg80211_rx_unprot_mlme_mgmt(rx->sdata->dev, in ieee80211_drop_unencrypted_mgmt()
2491 rx->skb->data, in ieee80211_drop_unencrypted_mgmt()
2492 rx->skb->len); in ieee80211_drop_unencrypted_mgmt()
2499 if (unlikely(ieee80211_is_action(fc) && !rx->key && in ieee80211_drop_unencrypted_mgmt()
2500 ieee80211_is_robust_mgmt_frame(rx->skb))) in ieee80211_drop_unencrypted_mgmt()
2508 __ieee80211_data_to_8023(struct ieee80211_rx_data *rx, bool *port_control) in __ieee80211_data_to_8023() argument
2510 struct ieee80211_sub_if_data *sdata = rx->sdata; in __ieee80211_data_to_8023()
2511 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data; in __ieee80211_data_to_8023()
2534 ret = ieee80211_data_to_8023(rx->skb, sdata->vif.addr, sdata->vif.type); in __ieee80211_data_to_8023()
2538 ehdr = (struct ethhdr *) rx->skb->data; in __ieee80211_data_to_8023()
2539 if (ehdr->h_proto == rx->sdata->control_port_protocol) in __ieee80211_data_to_8023()
2548 * requires that rx->skb is a frame with ethernet header
2550 static bool ieee80211_frame_allowed(struct ieee80211_rx_data *rx, __le16 fc) in ieee80211_frame_allowed() argument
2554 struct ethhdr *ehdr = (struct ethhdr *) rx->skb->data; in ieee80211_frame_allowed()
2561 if (unlikely(ehdr->h_proto == rx->sdata->control_port_protocol)) in ieee80211_frame_allowed()
2562 return ether_addr_equal(ehdr->h_dest, rx->sdata->vif.addr) || in ieee80211_frame_allowed()
2565 if (ieee80211_802_1x_port_control(rx) || in ieee80211_frame_allowed()
2566 ieee80211_drop_unencrypted(rx, fc)) in ieee80211_frame_allowed()
2573 struct ieee80211_rx_data *rx) in ieee80211_deliver_skb_to_local_stack() argument
2575 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_deliver_skb_to_local_stack()
2611 if (rx->list) in ieee80211_deliver_skb_to_local_stack()
2612 list_add_tail(&skb->list, rx->list); in ieee80211_deliver_skb_to_local_stack()
2619 * requires that rx->skb is a frame with ethernet header
2622 ieee80211_deliver_skb(struct ieee80211_rx_data *rx) in ieee80211_deliver_skb() argument
2624 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_deliver_skb()
2627 struct ethhdr *ehdr = (struct ethhdr *) rx->skb->data; in ieee80211_deliver_skb()
2630 skb = rx->skb; in ieee80211_deliver_skb()
2635 if (rx->sta) { in ieee80211_deliver_skb()
2641 u64_stats_update_begin(&rx->sta->rx_stats.syncp); in ieee80211_deliver_skb()
2642 rx->sta->rx_stats.msdu[rx->seqno_idx]++; in ieee80211_deliver_skb()
2643 u64_stats_update_end(&rx->sta->rx_stats.syncp); in ieee80211_deliver_skb()
2649 ehdr->h_proto != rx->sdata->control_port_protocol && in ieee80211_deliver_skb()
2705 ieee80211_deliver_skb_to_local_stack(skb, rx); in ieee80211_deliver_skb()
2723 __ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx, u8 data_offset) in __ieee80211_rx_h_amsdu() argument
2725 struct net_device *dev = rx->sdata->dev; in __ieee80211_rx_h_amsdu()
2726 struct sk_buff *skb = rx->skb; in __ieee80211_rx_h_amsdu()
2736 } else switch (rx->sdata->vif.type) { in __ieee80211_rx_h_amsdu()
2742 if (!rx->sta || in __ieee80211_rx_h_amsdu()
2743 !test_sta_flag(rx->sta, WLAN_STA_TDLS_PEER)) in __ieee80211_rx_h_amsdu()
2757 rx->sdata->vif.addr, in __ieee80211_rx_h_amsdu()
2758 rx->sdata->vif.type, in __ieee80211_rx_h_amsdu()
2763 rx->sdata->vif.type, in __ieee80211_rx_h_amsdu()
2764 rx->local->hw.extra_tx_headroom, in __ieee80211_rx_h_amsdu()
2768 rx->skb = __skb_dequeue(&frame_list); in __ieee80211_rx_h_amsdu()
2770 if (!ieee80211_frame_allowed(rx, fc)) { in __ieee80211_rx_h_amsdu()
2771 dev_kfree_skb(rx->skb); in __ieee80211_rx_h_amsdu()
2775 ieee80211_deliver_skb(rx); in __ieee80211_rx_h_amsdu()
2782 ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx) in ieee80211_rx_h_amsdu() argument
2784 struct sk_buff *skb = rx->skb; in ieee80211_rx_h_amsdu()
2799 switch (rx->sdata->vif.type) { in ieee80211_rx_h_amsdu()
2801 if (!rx->sdata->u.vlan.sta) in ieee80211_rx_h_amsdu()
2805 if (!rx->sdata->u.mgd.use_4addr) in ieee80211_rx_h_amsdu()
2816 if (rx->key) { in ieee80211_rx_h_amsdu()
2823 switch (rx->key->conf.cipher) { in ieee80211_rx_h_amsdu()
2833 return __ieee80211_rx_h_amsdu(rx, 0); in ieee80211_rx_h_amsdu()
2838 ieee80211_rx_h_mesh_fwding(struct ieee80211_rx_data *rx) in ieee80211_rx_h_mesh_fwding() argument
2843 struct sk_buff *skb = rx->skb, *fwd_skb; in ieee80211_rx_h_mesh_fwding()
2844 struct ieee80211_local *local = rx->local; in ieee80211_rx_h_mesh_fwding()
2845 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_rx_h_mesh_fwding()
2854 if (!pskb_may_pull(rx->skb, hdrlen + 6)) in ieee80211_rx_h_mesh_fwding()
2860 if (!pskb_may_pull(rx->skb, in ieee80211_rx_h_mesh_fwding()
2868 if (ieee80211_drop_unencrypted(rx, hdr->frame_control)) in ieee80211_rx_h_mesh_fwding()
2874 mesh_rmc_check(rx->sdata, hdr->addr3, mesh_hdr)) in ieee80211_rx_h_mesh_fwding()
2951 info->control.vif = &rx->sdata->vif; in ieee80211_rx_h_mesh_fwding()
2982 ieee80211_rx_h_data(struct ieee80211_rx_data *rx) in ieee80211_rx_h_data() argument
2984 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_rx_h_data()
2985 struct ieee80211_local *local = rx->local; in ieee80211_rx_h_data()
2987 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data; in ieee80211_rx_h_data()
3004 if (rx->sta && in ieee80211_rx_h_data()
3005 !test_and_set_sta_flag(rx->sta, WLAN_STA_4ADDR_EVENT)) in ieee80211_rx_h_data()
3007 rx->sdata->dev, rx->sta->sta.addr, GFP_ATOMIC); in ieee80211_rx_h_data()
3011 err = __ieee80211_data_to_8023(rx, &port_control); in ieee80211_rx_h_data()
3015 if (!ieee80211_frame_allowed(rx, fc)) in ieee80211_rx_h_data()
3019 if (unlikely(((struct ethhdr *)rx->skb->data)->h_proto == in ieee80211_rx_h_data()
3021 struct ieee80211_tdls_data *tf = (void *)rx->skb->data; in ieee80211_rx_h_data()
3023 if (pskb_may_pull(rx->skb, in ieee80211_rx_h_data()
3029 rx->skb->protocol = cpu_to_be16(ETH_P_TDLS); in ieee80211_rx_h_data()
3030 __ieee80211_queue_skb_to_iface(sdata, rx->sta, rx->skb); in ieee80211_rx_h_data()
3035 if (rx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN && in ieee80211_rx_h_data()
3040 rx->sdata = sdata; in ieee80211_rx_h_data()
3043 rx->skb->dev = dev; in ieee80211_rx_h_data()
3048 ((struct ethhdr *)rx->skb->data)->h_dest) && in ieee80211_rx_h_data()
3054 ieee80211_deliver_skb(rx); in ieee80211_rx_h_data()
3060 ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx, struct sk_buff_head *frames) in ieee80211_rx_h_ctrl() argument
3062 struct sk_buff *skb = rx->skb; in ieee80211_rx_h_ctrl()
3079 if (!rx->sta) in ieee80211_rx_h_ctrl()
3088 if (!test_bit(tid, rx->sta->ampdu_mlme.agg_session_valid) && in ieee80211_rx_h_ctrl()
3089 !test_and_set_bit(tid, rx->sta->ampdu_mlme.unexpected_agg)) in ieee80211_rx_h_ctrl()
3090 ieee80211_send_delba(rx->sdata, rx->sta->sta.addr, tid, in ieee80211_rx_h_ctrl()
3094 tid_agg_rx = rcu_dereference(rx->sta->ampdu_mlme.tid_rx[tid]); in ieee80211_rx_h_ctrl()
3101 event.u.ba.sta = &rx->sta->sta; in ieee80211_rx_h_ctrl()
3110 ieee80211_release_reorder_frames(rx->sdata, tid_agg_rx, in ieee80211_rx_h_ctrl()
3114 drv_event_callback(rx->local, rx->sdata, &event); in ieee80211_rx_h_ctrl()
3174 ieee80211_rx_h_mgmt_check(struct ieee80211_rx_data *rx) in ieee80211_rx_h_mgmt_check() argument
3176 struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) rx->skb->data; in ieee80211_rx_h_mgmt_check()
3177 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_rx_h_mgmt_check()
3187 if (rx->skb->len < 24) in ieee80211_rx_h_mgmt_check()
3193 if (rx->sdata->vif.type == NL80211_IFTYPE_AP && in ieee80211_rx_h_mgmt_check()
3195 !(rx->flags & IEEE80211_RX_BEACON_REPORTED)) { in ieee80211_rx_h_mgmt_check()
3198 if (ieee80211_hw_check(&rx->local->hw, SIGNAL_DBM) && in ieee80211_rx_h_mgmt_check()
3202 cfg80211_report_obss_beacon_khz(rx->local->hw.wiphy, in ieee80211_rx_h_mgmt_check()
3203 rx->skb->data, rx->skb->len, in ieee80211_rx_h_mgmt_check()
3206 rx->flags |= IEEE80211_RX_BEACON_REPORTED; in ieee80211_rx_h_mgmt_check()
3209 if (ieee80211_drop_unencrypted_mgmt(rx)) in ieee80211_rx_h_mgmt_check()
3216 ieee80211_process_rx_twt_action(struct ieee80211_rx_data *rx) in ieee80211_process_rx_twt_action() argument
3218 struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)rx->skb->data; in ieee80211_process_rx_twt_action()
3219 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_process_rx_twt_action()
3220 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_process_rx_twt_action()
3228 if (!rx->local->ops->add_twt_setup) in ieee80211_process_rx_twt_action()
3231 sband = rx->local->hw.wiphy->bands[status->band]; in ieee80211_process_rx_twt_action()
3241 if (!rx->sta) in ieee80211_process_rx_twt_action()
3248 if (rx->skb->len < IEEE80211_MIN_ACTION_SIZE + in ieee80211_process_rx_twt_action()
3258 if (rx->skb->len < IEEE80211_MIN_ACTION_SIZE + in ieee80211_process_rx_twt_action()
3266 if (rx->skb->len < IEEE80211_MIN_ACTION_SIZE + 2) in ieee80211_process_rx_twt_action()
3278 ieee80211_rx_h_action(struct ieee80211_rx_data *rx) in ieee80211_rx_h_action() argument
3280 struct ieee80211_local *local = rx->local; in ieee80211_rx_h_action()
3281 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_rx_h_action()
3282 struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) rx->skb->data; in ieee80211_rx_h_action()
3283 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_rx_h_action()
3284 int len = rx->skb->len; in ieee80211_rx_h_action()
3293 if (!rx->sta && mgmt->u.action.category != WLAN_CATEGORY_PUBLIC && in ieee80211_rx_h_action()
3301 if (!rx->sta->sta.ht_cap.ht_supported) in ieee80211_rx_h_action()
3341 if (rx->sta->sta.smps_mode == smps_mode) in ieee80211_rx_h_action()
3343 rx->sta->sta.smps_mode = smps_mode; in ieee80211_rx_h_action()
3348 sband = rx->local->hw.wiphy->bands[status->band]; in ieee80211_rx_h_action()
3350 rate_control_rate_update(local, sband, rx->sta, in ieee80211_rx_h_action()
3353 rx->sta->addr, in ieee80211_rx_h_action()
3365 if (!(rx->sta->sta.ht_cap.cap & in ieee80211_rx_h_action()
3372 max_bw = ieee80211_sta_cap_rx_bw(rx->sta); in ieee80211_rx_h_action()
3375 rx->sta->cur_max_bandwidth = max_bw; in ieee80211_rx_h_action()
3376 new_bw = ieee80211_sta_cur_vht_bw(rx->sta); in ieee80211_rx_h_action()
3378 if (rx->sta->sta.bandwidth == new_bw) in ieee80211_rx_h_action()
3381 rx->sta->sta.bandwidth = new_bw; in ieee80211_rx_h_action()
3382 sband = rx->local->hw.wiphy->bands[status->band]; in ieee80211_rx_h_action()
3384 ieee80211_sta_rx_bw_to_chan_width(rx->sta); in ieee80211_rx_h_action()
3387 rate_control_rate_update(local, sband, rx->sta, in ieee80211_rx_h_action()
3390 rx->sta->addr, in ieee80211_rx_h_action()
3405 if (!rx->sta) in ieee80211_rx_h_action()
3560 if (ieee80211_process_rx_twt_action(rx)) in ieee80211_rx_h_action()
3577 if (rx->sta) in ieee80211_rx_h_action()
3578 rx->sta->rx_stats.packets++; in ieee80211_rx_h_action()
3579 dev_kfree_skb(rx->skb); in ieee80211_rx_h_action()
3583 ieee80211_queue_skb_to_iface(sdata, rx->sta, rx->skb); in ieee80211_rx_h_action()
3588 ieee80211_rx_h_userspace_mgmt(struct ieee80211_rx_data *rx) in ieee80211_rx_h_userspace_mgmt() argument
3590 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_rx_h_userspace_mgmt()
3604 if (ieee80211_hw_check(&rx->local->hw, SIGNAL_DBM) && in ieee80211_rx_h_userspace_mgmt()
3608 if (cfg80211_rx_mgmt_khz(&rx->sdata->wdev, in ieee80211_rx_h_userspace_mgmt()
3610 rx->skb->data, rx->skb->len, 0)) { in ieee80211_rx_h_userspace_mgmt()
3611 if (rx->sta) in ieee80211_rx_h_userspace_mgmt()
3612 rx->sta->rx_stats.packets++; in ieee80211_rx_h_userspace_mgmt()
3613 dev_kfree_skb(rx->skb); in ieee80211_rx_h_userspace_mgmt()
3621 ieee80211_rx_h_action_post_userspace(struct ieee80211_rx_data *rx) in ieee80211_rx_h_action_post_userspace() argument
3623 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_rx_h_action_post_userspace()
3624 struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) rx->skb->data; in ieee80211_rx_h_action_post_userspace()
3625 int len = rx->skb->len; in ieee80211_rx_h_action_post_userspace()
3649 if (rx->sta) in ieee80211_rx_h_action_post_userspace()
3650 rx->sta->rx_stats.packets++; in ieee80211_rx_h_action_post_userspace()
3651 dev_kfree_skb(rx->skb); in ieee80211_rx_h_action_post_userspace()
3656 ieee80211_rx_h_action_return(struct ieee80211_rx_data *rx) in ieee80211_rx_h_action_return() argument
3658 struct ieee80211_local *local = rx->local; in ieee80211_rx_h_action_return()
3659 struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) rx->skb->data; in ieee80211_rx_h_action_return()
3661 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_rx_h_action_return()
3662 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_rx_h_action_return()
3689 nskb = skb_copy_expand(rx->skb, local->hw.extra_tx_headroom, 0, in ieee80211_rx_h_action_return()
3696 memcpy(nmgmt->sa, rx->sdata->vif.addr, ETH_ALEN); in ieee80211_rx_h_action_return()
3700 if (rx->sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE) { in ieee80211_rx_h_action_return()
3711 __ieee80211_tx_skb_tid_band(rx->sdata, nskb, 7, in ieee80211_rx_h_action_return()
3714 dev_kfree_skb(rx->skb); in ieee80211_rx_h_action_return()
3719 ieee80211_rx_h_ext(struct ieee80211_rx_data *rx) in ieee80211_rx_h_ext() argument
3721 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_rx_h_ext()
3722 struct ieee80211_hdr *hdr = (void *)rx->skb->data; in ieee80211_rx_h_ext()
3731 ieee80211_queue_skb_to_iface(sdata, rx->sta, rx->skb); in ieee80211_rx_h_ext()
3737 ieee80211_rx_h_mgmt(struct ieee80211_rx_data *rx) in ieee80211_rx_h_mgmt() argument
3739 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_rx_h_mgmt()
3740 struct ieee80211_mgmt *mgmt = (void *)rx->skb->data; in ieee80211_rx_h_mgmt()
3788 ieee80211_queue_skb_to_iface(sdata, rx->sta, rx->skb); in ieee80211_rx_h_mgmt()
3793 static void ieee80211_rx_cooked_monitor(struct ieee80211_rx_data *rx, in ieee80211_rx_cooked_monitor() argument
3797 struct ieee80211_local *local = rx->local; in ieee80211_rx_cooked_monitor()
3798 struct sk_buff *skb = rx->skb, *skb2; in ieee80211_rx_cooked_monitor()
3807 if (rx->flags & IEEE80211_RX_CMNTR) in ieee80211_rx_cooked_monitor()
3809 rx->flags |= IEEE80211_RX_CMNTR; in ieee80211_rx_cooked_monitor()
3863 static void ieee80211_rx_handlers_result(struct ieee80211_rx_data *rx, in ieee80211_rx_handlers_result() argument
3868 I802_DEBUG_INC(rx->sdata->local->rx_handlers_drop); in ieee80211_rx_handlers_result()
3869 if (rx->sta) in ieee80211_rx_handlers_result()
3870 rx->sta->rx_stats.dropped++; in ieee80211_rx_handlers_result()
3877 status = IEEE80211_SKB_RXCB((rx->skb)); in ieee80211_rx_handlers_result()
3879 sband = rx->local->hw.wiphy->bands[status->band]; in ieee80211_rx_handlers_result()
3883 ieee80211_rx_cooked_monitor(rx, rate); in ieee80211_rx_handlers_result()
3887 I802_DEBUG_INC(rx->sdata->local->rx_handlers_drop); in ieee80211_rx_handlers_result()
3888 if (rx->sta) in ieee80211_rx_handlers_result()
3889 rx->sta->rx_stats.dropped++; in ieee80211_rx_handlers_result()
3890 dev_kfree_skb(rx->skb); in ieee80211_rx_handlers_result()
3893 I802_DEBUG_INC(rx->sdata->local->rx_handlers_queued); in ieee80211_rx_handlers_result()
3898 static void ieee80211_rx_handlers(struct ieee80211_rx_data *rx, in ieee80211_rx_handlers() argument
3906 res = rxh(rx); \ in ieee80211_rx_handlers()
3911 /* Lock here to avoid hitting all of the data used in the RX in ieee80211_rx_handlers()
3914 * from the timer, potentially concurrently with RX from the in ieee80211_rx_handlers()
3917 spin_lock_bh(&rx->local->rx_path_lock); in ieee80211_rx_handlers()
3925 rx->skb = skb; in ieee80211_rx_handlers()
3935 if (ieee80211_vif_is_mesh(&rx->sdata->vif)) in ieee80211_rx_handlers()
3942 res = ieee80211_rx_h_ctrl(rx, frames); in ieee80211_rx_handlers()
3955 ieee80211_rx_handlers_result(rx, res); in ieee80211_rx_handlers()
3960 spin_unlock_bh(&rx->local->rx_path_lock); in ieee80211_rx_handlers()
3963 static void ieee80211_invoke_rx_handlers(struct ieee80211_rx_data *rx) in ieee80211_invoke_rx_handlers() argument
3972 res = rxh(rx); \ in ieee80211_invoke_rx_handlers()
3980 ieee80211_rx_reorder_ampdu(rx, &reorder_release); in ieee80211_invoke_rx_handlers()
3982 ieee80211_rx_handlers(rx, &reorder_release); in ieee80211_invoke_rx_handlers()
3986 ieee80211_rx_handlers_result(rx, res); in ieee80211_invoke_rx_handlers()
3992 * This function makes calls into the RX path, therefore
3998 struct ieee80211_rx_data rx = { in ieee80211_release_reorder_timeout() local
4024 drv_event_callback(rx.local, rx.sdata, &event); in ieee80211_release_reorder_timeout()
4027 ieee80211_rx_handlers(&rx, &frames); in ieee80211_release_reorder_timeout()
4037 struct ieee80211_rx_data rx = { in ieee80211_mark_rx_ba_filtered_frames() local
4051 rx.sta = sta; in ieee80211_mark_rx_ba_filtered_frames()
4052 rx.sdata = sta->sdata; in ieee80211_mark_rx_ba_filtered_frames()
4053 rx.local = sta->local; in ieee80211_mark_rx_ba_filtered_frames()
4102 ieee80211_rx_handlers(&rx, &frames); in ieee80211_mark_rx_ba_filtered_frames()
4111 static bool ieee80211_accept_frame(struct ieee80211_rx_data *rx) in ieee80211_accept_frame() argument
4113 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_accept_frame()
4114 struct sk_buff *skb = rx->skb; in ieee80211_accept_frame()
4125 if (ieee80211_is_robust_mgmt_frame(skb) && !rx->sta) in ieee80211_accept_frame()
4144 if (!rx->sta) { in ieee80211_accept_frame()
4164 if (!rx->sta) { in ieee80211_accept_frame()
4272 /* fast-rx doesn't do reordering */ in ieee80211_check_fast_rx()
4309 /* parallel-rx requires this, at least with calls to in ieee80211_check_fast_rx()
4346 /* we don't want to deal with MMIC in fast-rx */ in ieee80211_check_fast_rx()
4430 static void ieee80211_rx_8023(struct ieee80211_rx_data *rx, in ieee80211_rx_8023() argument
4435 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_rx_8023()
4436 struct sta_info *sta = rx->sta; in ieee80211_rx_8023()
4437 struct sk_buff *skb = rx->skb; in ieee80211_rx_8023()
4487 stats->msdu[rx->seqno_idx]++; in ieee80211_rx_8023()
4496 sta_info_get(rx->sdata, da)) { in ieee80211_rx_8023()
4521 if (rx->list) in ieee80211_rx_8023()
4522 list_add_tail(&skb->list, rx->list); in ieee80211_rx_8023()
4528 static bool ieee80211_invoke_fast_rx(struct ieee80211_rx_data *rx, in ieee80211_invoke_fast_rx() argument
4531 struct sk_buff *skb = rx->skb; in ieee80211_invoke_fast_rx()
4534 struct sta_info *sta = rx->sta; in ieee80211_invoke_fast_rx()
4548 /* for parallel-rx, we need to have DUP_VALIDATED, otherwise we write in ieee80211_invoke_fast_rx()
4617 if (rx->key && !(status->flag & RX_FLAG_MIC_STRIPPED) && in ieee80211_invoke_fast_rx()
4621 if (rx->key && !ieee80211_has_protected(hdr->frame_control)) in ieee80211_invoke_fast_rx()
4625 if (__ieee80211_rx_h_amsdu(rx, snap_offs - hdrlen) != in ieee80211_invoke_fast_rx()
4640 ieee80211_rx_8023(rx, fast_rx, orig_len); in ieee80211_invoke_fast_rx()
4654 * was destined for RX processing or not, which,
4658 static bool ieee80211_prepare_and_rx_handle(struct ieee80211_rx_data *rx, in ieee80211_prepare_and_rx_handle() argument
4661 struct ieee80211_local *local = rx->local; in ieee80211_prepare_and_rx_handle()
4662 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_prepare_and_rx_handle()
4664 rx->skb = skb; in ieee80211_prepare_and_rx_handle()
4666 /* See if we can do fast-rx; if we have to copy we already lost, in ieee80211_prepare_and_rx_handle()
4673 if (consume && rx->sta) { in ieee80211_prepare_and_rx_handle()
4676 fast_rx = rcu_dereference(rx->sta->fast_rx); in ieee80211_prepare_and_rx_handle()
4677 if (fast_rx && ieee80211_invoke_fast_rx(rx, fast_rx)) in ieee80211_prepare_and_rx_handle()
4681 if (!ieee80211_accept_frame(rx)) in ieee80211_prepare_and_rx_handle()
4694 rx->skb = skb; in ieee80211_prepare_and_rx_handle()
4697 ieee80211_invoke_rx_handlers(rx); in ieee80211_prepare_and_rx_handle()
4708 struct ieee80211_rx_data rx; in __ieee80211_rx_handle_8023() local
4710 memset(&rx, 0, sizeof(rx)); in __ieee80211_rx_handle_8023()
4711 rx.skb = skb; in __ieee80211_rx_handle_8023()
4712 rx.local = local; in __ieee80211_rx_handle_8023()
4713 rx.list = list; in __ieee80211_rx_handle_8023()
4724 rx.sta = container_of(pubsta, struct sta_info, sta); in __ieee80211_rx_handle_8023()
4725 rx.sdata = rx.sta->sdata; in __ieee80211_rx_handle_8023()
4727 fast_rx = rcu_dereference(rx.sta->fast_rx); in __ieee80211_rx_handle_8023()
4731 ieee80211_rx_8023(&rx, fast_rx, skb->len); in __ieee80211_rx_handle_8023()
4739 * This is the actual Rx frames handler. as it belongs to Rx path it must
4751 struct ieee80211_rx_data rx; in __ieee80211_rx_handle_packet() local
4757 memset(&rx, 0, sizeof(rx)); in __ieee80211_rx_handle_packet()
4758 rx.skb = skb; in __ieee80211_rx_handle_packet()
4759 rx.local = local; in __ieee80211_rx_handle_packet()
4760 rx.list = list; in __ieee80211_rx_handle_packet()
4781 ieee80211_parse_qos(&rx); in __ieee80211_rx_handle_packet()
4782 ieee80211_verify_alignment(&rx); in __ieee80211_rx_handle_packet()
4793 rx.sta = container_of(pubsta, struct sta_info, sta); in __ieee80211_rx_handle_packet()
4794 rx.sdata = rx.sta->sdata; in __ieee80211_rx_handle_packet()
4795 if (ieee80211_prepare_and_rx_handle(&rx, skb, true)) in __ieee80211_rx_handle_packet()
4808 rx.sta = prev_sta; in __ieee80211_rx_handle_packet()
4809 rx.sdata = prev_sta->sdata; in __ieee80211_rx_handle_packet()
4810 ieee80211_prepare_and_rx_handle(&rx, skb, false); in __ieee80211_rx_handle_packet()
4816 rx.sta = prev_sta; in __ieee80211_rx_handle_packet()
4817 rx.sdata = prev_sta->sdata; in __ieee80211_rx_handle_packet()
4819 if (ieee80211_prepare_and_rx_handle(&rx, skb, true)) in __ieee80211_rx_handle_packet()
4846 rx.sta = sta_info_get_bss(prev, hdr->addr2); in __ieee80211_rx_handle_packet()
4847 rx.sdata = prev; in __ieee80211_rx_handle_packet()
4848 ieee80211_prepare_and_rx_handle(&rx, skb, false); in __ieee80211_rx_handle_packet()
4854 rx.sta = sta_info_get_bss(prev, hdr->addr2); in __ieee80211_rx_handle_packet()
4855 rx.sdata = prev; in __ieee80211_rx_handle_packet()
4857 if (ieee80211_prepare_and_rx_handle(&rx, skb, true)) in __ieee80211_rx_handle_packet()
4896 /* We might be during a HW reconfig, prevent Rx for the same reason */ in ieee80211_rx_list()
5017 /* This is a version of the rx handler that can be called from hard irq