Lines Matching full:rx
722 * RX header they pull before we get here, and that should in ieee80211_make_monitor_skb()
798 * (2) the other RX handlers will modify the skb we got. in ieee80211_rx_monitor()
892 static void ieee80211_parse_qos(struct ieee80211_rx_data *rx) in ieee80211_parse_qos() argument
894 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data; in ieee80211_parse_qos()
895 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_parse_qos()
927 rx->seqno_idx = seqno_idx; in ieee80211_parse_qos()
928 rx->security_idx = security_idx; in ieee80211_parse_qos()
931 rx->skb->priority = (tid > 7) ? 0 : tid; in ieee80211_parse_qos()
959 static void ieee80211_verify_alignment(struct ieee80211_rx_data *rx) in ieee80211_verify_alignment() argument
962 WARN_ON_ONCE((unsigned long)rx->skb->data & 1); in ieee80211_verify_alignment()
967 /* rx handlers */
1039 static ieee80211_rx_result ieee80211_rx_mesh_check(struct ieee80211_rx_data *rx) in ieee80211_rx_mesh_check() argument
1041 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data; in ieee80211_rx_mesh_check()
1042 char *dev_addr = rx->sdata->vif.addr; in ieee80211_rx_mesh_check()
1063 if (!rx->sta || sta_plink_state(rx->sta) != NL80211_PLINK_ESTAB) { in ieee80211_rx_mesh_check()
1073 if (rx->skb->len < IEEE80211_MIN_ACTION_SIZE) in ieee80211_rx_mesh_check()
1167 * Timeout (in jiffies) for skb's that are waiting in the RX reorder buffer. If
1211 "release an RX reorder frame due to timeout on earlier frames\n"); in ieee80211_sta_reorder_release()
1250 * As this function belongs to the RX path it must be under
1353 static void ieee80211_rx_reorder_ampdu(struct ieee80211_rx_data *rx, in ieee80211_rx_reorder_ampdu() argument
1356 struct sk_buff *skb = rx->skb; in ieee80211_rx_reorder_ampdu()
1358 struct sta_info *sta = rx->sta; in ieee80211_rx_reorder_ampdu()
1368 * filter the QoS data rx stream according to in ieee80211_rx_reorder_ampdu()
1382 !test_bit(tid, rx->sta->ampdu_mlme.agg_session_valid) && in ieee80211_rx_reorder_ampdu()
1383 !test_and_set_bit(tid, rx->sta->ampdu_mlme.unexpected_agg)) in ieee80211_rx_reorder_ampdu()
1384 ieee80211_send_delba(rx->sdata, rx->sta->sta.addr, tid, in ieee80211_rx_reorder_ampdu()
1404 /* if this mpdu is fragmented - terminate rx aggregation session */ in ieee80211_rx_reorder_ampdu()
1407 ieee80211_queue_skb_to_iface(rx->sdata, rx->link_id, NULL, skb); in ieee80211_rx_reorder_ampdu()
1413 * RX packet at a time, and thus own tid_agg_rx. All in ieee80211_rx_reorder_ampdu()
1418 if (ieee80211_sta_manage_reorder_buf(rx->sdata, tid_agg_rx, skb, in ieee80211_rx_reorder_ampdu()
1427 ieee80211_rx_h_check_dup(struct ieee80211_rx_data *rx) in ieee80211_rx_h_check_dup() argument
1429 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data; in ieee80211_rx_h_check_dup()
1430 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_rx_h_check_dup()
1440 if (rx->skb->len < 24) in ieee80211_rx_h_check_dup()
1447 if (!rx->sta) in ieee80211_rx_h_check_dup()
1451 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_rx_h_check_dup()
1470 rx->sta->last_seq_ctrl[rx->seqno_idx] == hdr->seq_ctrl)) { in ieee80211_rx_h_check_dup()
1471 I802_DEBUG_INC(rx->local->dot11FrameDuplicateCount); in ieee80211_rx_h_check_dup()
1472 rx->link_sta->rx_stats.num_duplicates++; in ieee80211_rx_h_check_dup()
1475 rx->sta->last_seq_ctrl[rx->seqno_idx] = hdr->seq_ctrl; in ieee80211_rx_h_check_dup()
1482 ieee80211_rx_h_check(struct ieee80211_rx_data *rx) in ieee80211_rx_h_check() argument
1484 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data; in ieee80211_rx_h_check()
1495 if (ieee80211_vif_is_mesh(&rx->sdata->vif)) in ieee80211_rx_h_check()
1496 return ieee80211_rx_mesh_check(rx); in ieee80211_rx_h_check()
1500 rx->sdata->vif.type != NL80211_IFTYPE_ADHOC && in ieee80211_rx_h_check()
1501 rx->sdata->vif.type != NL80211_IFTYPE_OCB && in ieee80211_rx_h_check()
1502 (!rx->sta || !test_sta_flag(rx->sta, WLAN_STA_ASSOC)))) { in ieee80211_rx_h_check()
1508 if (rx->sta && rx->sdata->vif.type == NL80211_IFTYPE_STATION && in ieee80211_rx_h_check()
1515 if (rx->skb->len < hdrlen + 8) in ieee80211_rx_h_check()
1518 skb_copy_bits(rx->skb, hdrlen + 6, ðertype, 2); in ieee80211_rx_h_check()
1519 if (ethertype == rx->sdata->control_port_protocol) in ieee80211_rx_h_check()
1523 if (rx->sdata->vif.type == NL80211_IFTYPE_AP && in ieee80211_rx_h_check()
1524 cfg80211_rx_spurious_frame(rx->sdata->dev, in ieee80211_rx_h_check()
1537 ieee80211_rx_h_check_more_data(struct ieee80211_rx_data *rx) in ieee80211_rx_h_check_more_data() argument
1543 local = rx->local; in ieee80211_rx_h_check_more_data()
1544 skb = rx->skb; in ieee80211_rx_h_check_more_data()
1564 ieee80211_send_pspoll(local, rx->sdata); in ieee80211_rx_h_check_more_data()
1694 ieee80211_rx_h_uapsd_and_pspoll(struct ieee80211_rx_data *rx) in ieee80211_rx_h_uapsd_and_pspoll() argument
1696 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_rx_h_uapsd_and_pspoll()
1697 struct ieee80211_hdr *hdr = (void *)rx->skb->data; in ieee80211_rx_h_uapsd_and_pspoll()
1698 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_rx_h_uapsd_and_pspoll()
1700 if (!rx->sta) in ieee80211_rx_h_uapsd_and_pspoll()
1720 if (!test_sta_flag(rx->sta, WLAN_STA_PS_STA)) in ieee80211_rx_h_uapsd_and_pspoll()
1724 ieee80211_sta_pspoll(&rx->sta->sta); in ieee80211_rx_h_uapsd_and_pspoll()
1728 dev_kfree_skb(rx->skb); in ieee80211_rx_h_uapsd_and_pspoll()
1738 ieee80211_sta_uapsd_trigger(&rx->sta->sta, tid); in ieee80211_rx_h_uapsd_and_pspoll()
1745 ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx) in ieee80211_rx_h_sta_process() argument
1747 struct sta_info *sta = rx->sta; in ieee80211_rx_h_sta_process()
1748 struct link_sta_info *link_sta = rx->link_sta; in ieee80211_rx_h_sta_process()
1749 struct sk_buff *skb = rx->skb; in ieee80211_rx_h_sta_process()
1765 if (rx->sdata->vif.type == NL80211_IFTYPE_ADHOC) { in ieee80211_rx_h_sta_process()
1766 u8 *bssid = ieee80211_get_bssid(hdr, rx->skb->len, in ieee80211_rx_h_sta_process()
1768 if (ether_addr_equal(bssid, rx->sdata->u.ibss.bssid) && in ieee80211_rx_h_sta_process()
1776 } else if (rx->sdata->vif.type == NL80211_IFTYPE_OCB) { in ieee80211_rx_h_sta_process()
1792 link_sta->rx_stats.bytes += rx->skb->len; in ieee80211_rx_h_sta_process()
1829 (rx->sdata->vif.type == NL80211_IFTYPE_AP || in ieee80211_rx_h_sta_process()
1830 rx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN)) { in ieee80211_rx_h_sta_process()
1841 if (ieee80211_vif_is_mesh(&rx->sdata->vif)) in ieee80211_rx_h_sta_process()
1849 I802_DEBUG_INC(rx->local->rx_handlers_drop_nullfunc); in ieee80211_rx_h_sta_process()
1858 (rx->sdata->vif.type == NL80211_IFTYPE_AP || in ieee80211_rx_h_sta_process()
1859 (rx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN && in ieee80211_rx_h_sta_process()
1860 !rx->sdata->u.vlan.sta))) { in ieee80211_rx_h_sta_process()
1863 rx->sdata->dev, sta->sta.addr, in ieee80211_rx_h_sta_process()
1872 dev_kfree_skb(rx->skb); in ieee80211_rx_h_sta_process()
1880 ieee80211_rx_get_bigtk(struct ieee80211_rx_data *rx, int idx) in ieee80211_rx_get_bigtk() argument
1901 if (rx->link_sta) in ieee80211_rx_get_bigtk()
1902 key = rcu_dereference(rx->link_sta->gtk[idx]); in ieee80211_rx_get_bigtk()
1904 key = rcu_dereference(rx->link->gtk[idx]); in ieee80211_rx_get_bigtk()
1905 if (!key && rx->link_sta) in ieee80211_rx_get_bigtk()
1906 key = rcu_dereference(rx->link_sta->gtk[idx2]); in ieee80211_rx_get_bigtk()
1908 key = rcu_dereference(rx->link->gtk[idx2]); in ieee80211_rx_get_bigtk()
1914 ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx) in ieee80211_rx_h_decrypt() argument
1916 struct sk_buff *skb = rx->skb; in ieee80211_rx_h_decrypt()
1958 rx->key = NULL; in ieee80211_rx_h_decrypt()
1961 if (rx->sta) { in ieee80211_rx_h_decrypt()
1962 int keyid = rx->sta->ptk_idx; in ieee80211_rx_h_decrypt()
1963 sta_ptk = rcu_dereference(rx->sta->ptk[keyid]); in ieee80211_rx_h_decrypt()
1967 keyid = ieee80211_get_keyid(rx->skb); in ieee80211_rx_h_decrypt()
1972 ptk_idx = rcu_dereference(rx->sta->ptk[keyid]); in ieee80211_rx_h_decrypt()
1977 mmie_keyidx = ieee80211_get_mmie_keyidx(rx->skb); in ieee80211_rx_h_decrypt()
1980 rx->key = ptk_idx ? ptk_idx : sta_ptk; in ieee80211_rx_h_decrypt()
1996 if (rx->sdata->dev) in ieee80211_rx_h_decrypt()
1997 cfg80211_rx_unprot_mlme_mgmt(rx->sdata->dev, in ieee80211_rx_h_decrypt()
2003 rx->key = ieee80211_rx_get_bigtk(rx, mmie_keyidx); in ieee80211_rx_h_decrypt()
2004 if (!rx->key) in ieee80211_rx_h_decrypt()
2015 if (rx->link_sta) { in ieee80211_rx_h_decrypt()
2017 test_sta_flag(rx->sta, WLAN_STA_MFP)) in ieee80211_rx_h_decrypt()
2020 rx->key = rcu_dereference(rx->link_sta->gtk[mmie_keyidx]); in ieee80211_rx_h_decrypt()
2022 if (!rx->key) in ieee80211_rx_h_decrypt()
2023 rx->key = rcu_dereference(rx->link->gtk[mmie_keyidx]); in ieee80211_rx_h_decrypt()
2027 * need to set rx->key if there is a key that could have been in ieee80211_rx_h_decrypt()
2035 key = ieee80211_rx_get_bigtk(rx, -1); in ieee80211_rx_h_decrypt()
2038 key = rcu_dereference(rx->link->default_mgmt_key); in ieee80211_rx_h_decrypt()
2040 if (rx->link_sta) { in ieee80211_rx_h_decrypt()
2042 key = rcu_dereference(rx->link_sta->gtk[i]); in ieee80211_rx_h_decrypt()
2049 key = rcu_dereference(rx->link->gtk[i]); in ieee80211_rx_h_decrypt()
2056 rx->key = key; in ieee80211_rx_h_decrypt()
2072 keyidx = ieee80211_get_keyid(rx->skb); in ieee80211_rx_h_decrypt()
2078 if (is_multicast_ether_addr(hdr->addr1) && rx->link_sta) in ieee80211_rx_h_decrypt()
2079 rx->key = rcu_dereference(rx->link_sta->gtk[keyidx]); in ieee80211_rx_h_decrypt()
2082 if (!rx->key) { in ieee80211_rx_h_decrypt()
2084 rx->key = rcu_dereference(rx->link->gtk[keyidx]); in ieee80211_rx_h_decrypt()
2085 if (!rx->key) in ieee80211_rx_h_decrypt()
2086 rx->key = rcu_dereference(rx->sdata->keys[keyidx]); in ieee80211_rx_h_decrypt()
2093 if (rx->key && in ieee80211_rx_h_decrypt()
2094 rx->key->conf.cipher != WLAN_CIPHER_SUITE_WEP40 && in ieee80211_rx_h_decrypt()
2095 rx->key->conf.cipher != WLAN_CIPHER_SUITE_WEP104 && in ieee80211_rx_h_decrypt()
2097 rx->key = NULL; in ieee80211_rx_h_decrypt()
2101 if (rx->key) { in ieee80211_rx_h_decrypt()
2102 if (unlikely(rx->key->flags & KEY_FLAG_TAINTED)) in ieee80211_rx_h_decrypt()
2110 switch (rx->key->conf.cipher) { in ieee80211_rx_h_decrypt()
2113 result = ieee80211_crypto_wep_decrypt(rx); in ieee80211_rx_h_decrypt()
2116 result = ieee80211_crypto_tkip_decrypt(rx); in ieee80211_rx_h_decrypt()
2120 rx, IEEE80211_CCMP_MIC_LEN); in ieee80211_rx_h_decrypt()
2124 rx, IEEE80211_CCMP_256_MIC_LEN); in ieee80211_rx_h_decrypt()
2127 result = ieee80211_crypto_aes_cmac_decrypt(rx); in ieee80211_rx_h_decrypt()
2130 result = ieee80211_crypto_aes_cmac_256_decrypt(rx); in ieee80211_rx_h_decrypt()
2134 result = ieee80211_crypto_aes_gmac_decrypt(rx); in ieee80211_rx_h_decrypt()
2138 result = ieee80211_crypto_gcmp_decrypt(rx); in ieee80211_rx_h_decrypt()
2150 rx->sdata->dev)) in ieee80211_rx_h_decrypt()
2151 cfg80211_rx_unprot_mlme_mgmt(rx->sdata->dev, in ieee80211_rx_h_decrypt()
2243 static bool requires_sequential_pn(struct ieee80211_rx_data *rx, __le16 fc) in requires_sequential_pn() argument
2245 return rx->key && in requires_sequential_pn()
2246 (rx->key->conf.cipher == WLAN_CIPHER_SUITE_CCMP || in requires_sequential_pn()
2247 rx->key->conf.cipher == WLAN_CIPHER_SUITE_CCMP_256 || in requires_sequential_pn()
2248 rx->key->conf.cipher == WLAN_CIPHER_SUITE_GCMP || in requires_sequential_pn()
2249 rx->key->conf.cipher == WLAN_CIPHER_SUITE_GCMP_256) && in requires_sequential_pn()
2254 ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx) in ieee80211_rx_h_defragment() argument
2256 struct ieee80211_fragment_cache *cache = &rx->sdata->frags; in ieee80211_rx_h_defragment()
2263 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_rx_h_defragment()
2265 hdr = (struct ieee80211_hdr *)rx->skb->data; in ieee80211_rx_h_defragment()
2274 if (rx->sta) in ieee80211_rx_h_defragment()
2275 cache = &rx->sta->frags; in ieee80211_rx_h_defragment()
2283 I802_DEBUG_INC(rx->local->rx_handlers_fragments); in ieee80211_rx_h_defragment()
2285 if (skb_linearize(rx->skb)) in ieee80211_rx_h_defragment()
2293 hdr = (struct ieee80211_hdr *)rx->skb->data; in ieee80211_rx_h_defragment()
2299 rx->seqno_idx, &(rx->skb)); in ieee80211_rx_h_defragment()
2300 if (requires_sequential_pn(rx, fc)) { in ieee80211_rx_h_defragment()
2301 int queue = rx->security_idx; in ieee80211_rx_h_defragment()
2308 entry->key_color = rx->key->color; in ieee80211_rx_h_defragment()
2310 rx->key->u.ccmp.rx_pn[queue], in ieee80211_rx_h_defragment()
2316 BUILD_BUG_ON(sizeof(rx->key->u.ccmp.rx_pn[queue]) != in ieee80211_rx_h_defragment()
2317 sizeof(rx->key->u.gcmp.rx_pn[queue])); in ieee80211_rx_h_defragment()
2320 } else if (rx->key && in ieee80211_rx_h_defragment()
2324 entry->key_color = rx->key->color; in ieee80211_rx_h_defragment()
2333 rx->seqno_idx, hdr); in ieee80211_rx_h_defragment()
2335 I802_DEBUG_INC(rx->local->rx_handlers_drop_defrag); in ieee80211_rx_h_defragment()
2348 if (!requires_sequential_pn(rx, fc)) in ieee80211_rx_h_defragment()
2352 if (entry->key_color != rx->key->color) in ieee80211_rx_h_defragment()
2362 rpn = rx->ccm_gcm.pn; in ieee80211_rx_h_defragment()
2367 (!rx->key || in ieee80211_rx_h_defragment()
2370 rx->key->color != entry->key_color)) { in ieee80211_rx_h_defragment()
2376 } else if (entry->is_protected && rx->key && in ieee80211_rx_h_defragment()
2377 entry->key_color != rx->key->color && in ieee80211_rx_h_defragment()
2382 skb_pull(rx->skb, ieee80211_hdrlen(fc)); in ieee80211_rx_h_defragment()
2383 __skb_queue_tail(&entry->skb_list, rx->skb); in ieee80211_rx_h_defragment()
2385 entry->extra_len += rx->skb->len; in ieee80211_rx_h_defragment()
2387 rx->skb = NULL; in ieee80211_rx_h_defragment()
2391 rx->skb = __skb_dequeue(&entry->skb_list); in ieee80211_rx_h_defragment()
2392 if (skb_tailroom(rx->skb) < entry->extra_len) { in ieee80211_rx_h_defragment()
2393 I802_DEBUG_INC(rx->local->rx_expand_skb_head_defrag); in ieee80211_rx_h_defragment()
2394 if (unlikely(pskb_expand_head(rx->skb, 0, entry->extra_len, in ieee80211_rx_h_defragment()
2396 I802_DEBUG_INC(rx->local->rx_handlers_drop_defrag); in ieee80211_rx_h_defragment()
2402 skb_put_data(rx->skb, skb->data, skb->len); in ieee80211_rx_h_defragment()
2407 ieee80211_led_rx(rx->local); in ieee80211_rx_h_defragment()
2408 if (rx->sta) in ieee80211_rx_h_defragment()
2409 rx->link_sta->rx_stats.packets++; in ieee80211_rx_h_defragment()
2413 static int ieee80211_802_1x_port_control(struct ieee80211_rx_data *rx) in ieee80211_802_1x_port_control() argument
2415 if (unlikely(!rx->sta || !test_sta_flag(rx->sta, WLAN_STA_AUTHORIZED))) in ieee80211_802_1x_port_control()
2421 static int ieee80211_drop_unencrypted(struct ieee80211_rx_data *rx, __le16 fc) in ieee80211_drop_unencrypted() argument
2423 struct sk_buff *skb = rx->skb; in ieee80211_drop_unencrypted()
2436 ieee80211_is_data(fc) && rx->key)) in ieee80211_drop_unencrypted()
2443 ieee80211_drop_unencrypted_mgmt(struct ieee80211_rx_data *rx) in ieee80211_drop_unencrypted_mgmt() argument
2445 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_drop_unencrypted_mgmt()
2446 struct ieee80211_mgmt *mgmt = (void *)rx->skb->data; in ieee80211_drop_unencrypted_mgmt()
2461 if (rx->sta && test_sta_flag(rx->sta, WLAN_STA_MFP)) { in ieee80211_drop_unencrypted_mgmt()
2463 ieee80211_is_unicast_robust_mgmt_frame(rx->skb))) { in ieee80211_drop_unencrypted_mgmt()
2470 if (!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()
2480 if (unlikely(ieee80211_is_multicast_robust_mgmt_frame(rx->skb) && in ieee80211_drop_unencrypted_mgmt()
2481 ieee80211_get_mmie_keyidx(rx->skb) < 0)) { in ieee80211_drop_unencrypted_mgmt()
2484 cfg80211_rx_unprot_mlme_mgmt(rx->sdata->dev, in ieee80211_drop_unencrypted_mgmt()
2485 rx->skb->data, in ieee80211_drop_unencrypted_mgmt()
2486 rx->skb->len); in ieee80211_drop_unencrypted_mgmt()
2489 if (unlikely(ieee80211_is_beacon(fc) && rx->key && in ieee80211_drop_unencrypted_mgmt()
2490 ieee80211_get_mmie_keyidx(rx->skb) < 0)) { in ieee80211_drop_unencrypted_mgmt()
2491 cfg80211_rx_unprot_mlme_mgmt(rx->sdata->dev, in ieee80211_drop_unencrypted_mgmt()
2492 rx->skb->data, in ieee80211_drop_unencrypted_mgmt()
2493 rx->skb->len); in ieee80211_drop_unencrypted_mgmt()
2500 if (unlikely(ieee80211_is_action(fc) && !rx->key && in ieee80211_drop_unencrypted_mgmt()
2501 ieee80211_is_robust_mgmt_frame(rx->skb))) in ieee80211_drop_unencrypted_mgmt()
2506 ieee80211_is_protected_dual_of_public_action(rx->skb)) in ieee80211_drop_unencrypted_mgmt()
2515 ieee80211_is_robust_mgmt_frame(rx->skb) && in ieee80211_drop_unencrypted_mgmt()
2516 (!rx->sta || !test_sta_flag(rx->sta, WLAN_STA_ASSOC))) in ieee80211_drop_unencrypted_mgmt()
2524 __ieee80211_data_to_8023(struct ieee80211_rx_data *rx, bool *port_control) in __ieee80211_data_to_8023() argument
2526 struct ieee80211_sub_if_data *sdata = rx->sdata; in __ieee80211_data_to_8023()
2527 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data; in __ieee80211_data_to_8023()
2549 ret = ieee80211_data_to_8023(rx->skb, sdata->vif.addr, sdata->vif.type); in __ieee80211_data_to_8023()
2553 ehdr = (struct ethhdr *) rx->skb->data; in __ieee80211_data_to_8023()
2554 if (ehdr->h_proto == rx->sdata->control_port_protocol) in __ieee80211_data_to_8023()
2592 * requires that rx->skb is a frame with ethernet header
2594 static bool ieee80211_frame_allowed(struct ieee80211_rx_data *rx, __le16 fc) in ieee80211_frame_allowed() argument
2598 struct ethhdr *ehdr = (struct ethhdr *) rx->skb->data; in ieee80211_frame_allowed()
2605 if (unlikely(ehdr->h_proto == rx->sdata->control_port_protocol)) in ieee80211_frame_allowed()
2606 return ieee80211_is_our_addr(rx->sdata, ehdr->h_dest, NULL) || in ieee80211_frame_allowed()
2609 if (ieee80211_802_1x_port_control(rx) || in ieee80211_frame_allowed()
2610 ieee80211_drop_unencrypted(rx, fc)) in ieee80211_frame_allowed()
2617 struct ieee80211_rx_data *rx) in ieee80211_deliver_skb_to_local_stack() argument
2619 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_deliver_skb_to_local_stack()
2629 cfg80211_rx_control_port(dev, skb, noencrypt, rx->link_id); in ieee80211_deliver_skb_to_local_stack()
2656 if (rx->list) in ieee80211_deliver_skb_to_local_stack()
2657 list_add_tail(&skb->list, rx->list); in ieee80211_deliver_skb_to_local_stack()
2664 * requires that rx->skb is a frame with ethernet header
2667 ieee80211_deliver_skb(struct ieee80211_rx_data *rx) in ieee80211_deliver_skb() argument
2669 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_deliver_skb()
2672 struct ethhdr *ehdr = (struct ethhdr *) rx->skb->data; in ieee80211_deliver_skb()
2675 skb = rx->skb; in ieee80211_deliver_skb()
2680 if (rx->sta) { in ieee80211_deliver_skb()
2686 u64_stats_update_begin(&rx->link_sta->rx_stats.syncp); in ieee80211_deliver_skb()
2687 rx->link_sta->rx_stats.msdu[rx->seqno_idx]++; in ieee80211_deliver_skb()
2688 u64_stats_update_end(&rx->link_sta->rx_stats.syncp); in ieee80211_deliver_skb()
2694 ehdr->h_proto != rx->sdata->control_port_protocol && in ieee80211_deliver_skb()
2750 ieee80211_deliver_skb_to_local_stack(skb, rx); in ieee80211_deliver_skb()
3018 __ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx, u8 data_offset) in __ieee80211_rx_h_amsdu() argument
3020 struct net_device *dev = rx->sdata->dev; in __ieee80211_rx_h_amsdu()
3021 struct sk_buff *skb = rx->skb; in __ieee80211_rx_h_amsdu()
3032 } else switch (rx->sdata->vif.type) { in __ieee80211_rx_h_amsdu()
3038 if (!test_sta_flag(rx->sta, WLAN_STA_TDLS_PEER)) in __ieee80211_rx_h_amsdu()
3053 rx->sdata->vif.addr, in __ieee80211_rx_h_amsdu()
3054 rx->sdata->vif.type, in __ieee80211_rx_h_amsdu()
3058 if (rx->sta->amsdu_mesh_control < 0) { in __ieee80211_rx_h_amsdu()
3075 rx->sta->amsdu_mesh_control = valid; in __ieee80211_rx_h_amsdu()
3079 rx->sdata->vif.type, in __ieee80211_rx_h_amsdu()
3080 rx->local->hw.extra_tx_headroom, in __ieee80211_rx_h_amsdu()
3082 rx->sta->amsdu_mesh_control); in __ieee80211_rx_h_amsdu()
3085 rx->skb = __skb_dequeue(&frame_list); in __ieee80211_rx_h_amsdu()
3087 res = ieee80211_rx_mesh_data(rx->sdata, rx->sta, rx->skb); in __ieee80211_rx_h_amsdu()
3097 if (!ieee80211_frame_allowed(rx, fc)) in __ieee80211_rx_h_amsdu()
3100 ieee80211_deliver_skb(rx); in __ieee80211_rx_h_amsdu()
3104 dev_kfree_skb(rx->skb); in __ieee80211_rx_h_amsdu()
3111 ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx) in ieee80211_rx_h_amsdu() argument
3113 struct sk_buff *skb = rx->skb; in ieee80211_rx_h_amsdu()
3128 switch (rx->sdata->vif.type) { in ieee80211_rx_h_amsdu()
3130 if (!rx->sdata->u.vlan.sta) in ieee80211_rx_h_amsdu()
3134 if (!rx->sdata->u.mgd.use_4addr) in ieee80211_rx_h_amsdu()
3144 if (is_multicast_ether_addr(hdr->addr1) || !rx->sta) in ieee80211_rx_h_amsdu()
3147 if (rx->key) { in ieee80211_rx_h_amsdu()
3154 switch (rx->key->conf.cipher) { in ieee80211_rx_h_amsdu()
3164 return __ieee80211_rx_h_amsdu(rx, 0); in ieee80211_rx_h_amsdu()
3168 ieee80211_rx_h_data(struct ieee80211_rx_data *rx) in ieee80211_rx_h_data() argument
3170 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_rx_h_data()
3171 struct ieee80211_local *local = rx->local; in ieee80211_rx_h_data()
3173 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data; in ieee80211_rx_h_data()
3190 if (rx->sta && in ieee80211_rx_h_data()
3191 !test_and_set_sta_flag(rx->sta, WLAN_STA_4ADDR_EVENT)) in ieee80211_rx_h_data()
3193 rx->sdata->dev, rx->sta->sta.addr, GFP_ATOMIC); in ieee80211_rx_h_data()
3197 res = __ieee80211_data_to_8023(rx, &port_control); in ieee80211_rx_h_data()
3201 res = ieee80211_rx_mesh_data(rx->sdata, rx->sta, rx->skb); in ieee80211_rx_h_data()
3205 if (!ieee80211_frame_allowed(rx, fc)) in ieee80211_rx_h_data()
3209 if (unlikely(((struct ethhdr *)rx->skb->data)->h_proto == in ieee80211_rx_h_data()
3211 struct ieee80211_tdls_data *tf = (void *)rx->skb->data; in ieee80211_rx_h_data()
3213 if (pskb_may_pull(rx->skb, in ieee80211_rx_h_data()
3219 rx->skb->protocol = cpu_to_be16(ETH_P_TDLS); in ieee80211_rx_h_data()
3220 __ieee80211_queue_skb_to_iface(sdata, rx->link_id, in ieee80211_rx_h_data()
3221 rx->sta, rx->skb); in ieee80211_rx_h_data()
3226 if (rx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN && in ieee80211_rx_h_data()
3231 rx->sdata = sdata; in ieee80211_rx_h_data()
3234 rx->skb->dev = dev; in ieee80211_rx_h_data()
3239 ((struct ethhdr *)rx->skb->data)->h_dest) && in ieee80211_rx_h_data()
3245 ieee80211_deliver_skb(rx); in ieee80211_rx_h_data()
3251 ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx, struct sk_buff_head *frames) in ieee80211_rx_h_ctrl() argument
3253 struct sk_buff *skb = rx->skb; in ieee80211_rx_h_ctrl()
3270 if (!rx->sta) in ieee80211_rx_h_ctrl()
3279 if (!test_bit(tid, rx->sta->ampdu_mlme.agg_session_valid) && in ieee80211_rx_h_ctrl()
3280 !test_and_set_bit(tid, rx->sta->ampdu_mlme.unexpected_agg)) in ieee80211_rx_h_ctrl()
3281 ieee80211_send_delba(rx->sdata, rx->sta->sta.addr, tid, in ieee80211_rx_h_ctrl()
3285 tid_agg_rx = rcu_dereference(rx->sta->ampdu_mlme.tid_rx[tid]); in ieee80211_rx_h_ctrl()
3292 event.u.ba.sta = &rx->sta->sta; in ieee80211_rx_h_ctrl()
3301 ieee80211_release_reorder_frames(rx->sdata, tid_agg_rx, in ieee80211_rx_h_ctrl()
3305 drv_event_callback(rx->local, rx->sdata, &event); in ieee80211_rx_h_ctrl()
3365 ieee80211_rx_check_bss_color_collision(struct ieee80211_rx_data *rx) in ieee80211_rx_check_bss_color_collision() argument
3367 struct ieee80211_mgmt *mgmt = (void *)rx->skb->data; in ieee80211_rx_check_bss_color_collision()
3372 if (!wiphy_ext_feature_isset(rx->local->hw.wiphy, in ieee80211_rx_check_bss_color_collision()
3376 if (ieee80211_hw_check(&rx->local->hw, DETECTS_COLOR_COLLISION)) in ieee80211_rx_check_bss_color_collision()
3379 bss_conf = rx->link->conf; in ieee80211_rx_check_bss_color_collision()
3384 baselen = mgmt->u.beacon.variable - rx->skb->data; in ieee80211_rx_check_bss_color_collision()
3385 if (baselen > rx->skb->len) in ieee80211_rx_check_bss_color_collision()
3390 rx->skb->len - baselen); in ieee80211_rx_check_bss_color_collision()
3404 ieee80211_obss_color_collision_notify(&rx->sdata->vif, in ieee80211_rx_check_bss_color_collision()
3411 ieee80211_rx_h_mgmt_check(struct ieee80211_rx_data *rx) in ieee80211_rx_h_mgmt_check() argument
3413 struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) rx->skb->data; in ieee80211_rx_h_mgmt_check()
3414 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_rx_h_mgmt_check()
3424 if (rx->skb->len < 24) in ieee80211_rx_h_mgmt_check()
3432 rx->skb->len < IEEE80211_MIN_ACTION_SIZE) in ieee80211_rx_h_mgmt_check()
3435 if (rx->sdata->vif.type == NL80211_IFTYPE_AP && in ieee80211_rx_h_mgmt_check()
3437 !(rx->flags & IEEE80211_RX_BEACON_REPORTED)) { in ieee80211_rx_h_mgmt_check()
3441 ieee80211_rx_check_bss_color_collision(rx); in ieee80211_rx_h_mgmt_check()
3443 if (ieee80211_hw_check(&rx->local->hw, SIGNAL_DBM) && in ieee80211_rx_h_mgmt_check()
3447 cfg80211_report_obss_beacon_khz(rx->local->hw.wiphy, in ieee80211_rx_h_mgmt_check()
3448 rx->skb->data, rx->skb->len, in ieee80211_rx_h_mgmt_check()
3451 rx->flags |= IEEE80211_RX_BEACON_REPORTED; in ieee80211_rx_h_mgmt_check()
3454 return ieee80211_drop_unencrypted_mgmt(rx); in ieee80211_rx_h_mgmt_check()
3458 ieee80211_process_rx_twt_action(struct ieee80211_rx_data *rx) in ieee80211_process_rx_twt_action() argument
3460 struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)rx->skb->data; in ieee80211_process_rx_twt_action()
3461 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_process_rx_twt_action()
3467 if (!rx->local->ops->add_twt_setup) in ieee80211_process_rx_twt_action()
3473 if (!rx->sta) in ieee80211_process_rx_twt_action()
3480 if (rx->skb->len < IEEE80211_MIN_ACTION_SIZE + in ieee80211_process_rx_twt_action()
3490 if (rx->skb->len < IEEE80211_MIN_ACTION_SIZE + in ieee80211_process_rx_twt_action()
3498 if (rx->skb->len < IEEE80211_MIN_ACTION_SIZE + 2) in ieee80211_process_rx_twt_action()
3510 ieee80211_rx_h_action(struct ieee80211_rx_data *rx) in ieee80211_rx_h_action() argument
3512 struct ieee80211_local *local = rx->local; in ieee80211_rx_h_action()
3513 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_rx_h_action()
3514 struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) rx->skb->data; in ieee80211_rx_h_action()
3515 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_rx_h_action()
3516 int len = rx->skb->len; in ieee80211_rx_h_action()
3521 if (!rx->sta && mgmt->u.action.category != WLAN_CATEGORY_PUBLIC && in ieee80211_rx_h_action()
3529 if (!rx->link_sta->pub->ht_cap.ht_supported) in ieee80211_rx_h_action()
3569 if (rx->link_sta->pub->smps_mode == smps_mode) in ieee80211_rx_h_action()
3571 rx->link_sta->pub->smps_mode = smps_mode; in ieee80211_rx_h_action()
3576 sband = rx->local->hw.wiphy->bands[status->band]; in ieee80211_rx_h_action()
3578 rate_control_rate_update(local, sband, rx->link_sta, in ieee80211_rx_h_action()
3581 rx->sta->addr, in ieee80211_rx_h_action()
3593 if (!(rx->link_sta->pub->ht_cap.cap & in ieee80211_rx_h_action()
3600 max_bw = ieee80211_sta_cap_rx_bw(rx->link_sta); in ieee80211_rx_h_action()
3603 rx->link_sta->cur_max_bandwidth = max_bw; in ieee80211_rx_h_action()
3604 new_bw = ieee80211_sta_cur_vht_bw(rx->link_sta); in ieee80211_rx_h_action()
3606 if (rx->link_sta->pub->bandwidth == new_bw) in ieee80211_rx_h_action()
3609 rx->link_sta->pub->bandwidth = new_bw; in ieee80211_rx_h_action()
3610 sband = rx->local->hw.wiphy->bands[status->band]; in ieee80211_rx_h_action()
3612 ieee80211_sta_rx_bw_to_chan_width(rx->link_sta); in ieee80211_rx_h_action()
3615 rate_control_rate_update(local, sband, rx->link_sta, in ieee80211_rx_h_action()
3618 rx->sta->addr, in ieee80211_rx_h_action()
3634 if (!rx->sta) in ieee80211_rx_h_action()
3793 if (ieee80211_process_rx_twt_action(rx)) in ieee80211_rx_h_action()
3848 if (rx->sta) in ieee80211_rx_h_action()
3849 rx->link_sta->rx_stats.packets++; in ieee80211_rx_h_action()
3850 dev_kfree_skb(rx->skb); in ieee80211_rx_h_action()
3854 ieee80211_queue_skb_to_iface(sdata, rx->link_id, rx->sta, rx->skb); in ieee80211_rx_h_action()
3859 ieee80211_rx_h_userspace_mgmt(struct ieee80211_rx_data *rx) in ieee80211_rx_h_userspace_mgmt() argument
3861 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_rx_h_userspace_mgmt()
3864 .buf = rx->skb->data, in ieee80211_rx_h_userspace_mgmt()
3865 .len = rx->skb->len, in ieee80211_rx_h_userspace_mgmt()
3866 .link_id = rx->link_id, in ieee80211_rx_h_userspace_mgmt()
3867 .have_link_id = rx->link_id >= 0, in ieee80211_rx_h_userspace_mgmt()
3881 if (ieee80211_hw_check(&rx->local->hw, SIGNAL_DBM) && in ieee80211_rx_h_userspace_mgmt()
3885 if (ieee80211_is_timing_measurement(rx->skb) || in ieee80211_rx_h_userspace_mgmt()
3886 ieee80211_is_ftm(rx->skb)) { in ieee80211_rx_h_userspace_mgmt()
3887 info.rx_tstamp = ktime_to_ns(skb_hwtstamps(rx->skb)->hwtstamp); in ieee80211_rx_h_userspace_mgmt()
3891 if (cfg80211_rx_mgmt_ext(&rx->sdata->wdev, &info)) { in ieee80211_rx_h_userspace_mgmt()
3892 if (rx->sta) in ieee80211_rx_h_userspace_mgmt()
3893 rx->link_sta->rx_stats.packets++; in ieee80211_rx_h_userspace_mgmt()
3894 dev_kfree_skb(rx->skb); in ieee80211_rx_h_userspace_mgmt()
3902 ieee80211_rx_h_action_post_userspace(struct ieee80211_rx_data *rx) in ieee80211_rx_h_action_post_userspace() argument
3904 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_rx_h_action_post_userspace()
3905 struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) rx->skb->data; in ieee80211_rx_h_action_post_userspace()
3906 int len = rx->skb->len; in ieee80211_rx_h_action_post_userspace()
3930 if (rx->sta) in ieee80211_rx_h_action_post_userspace()
3931 rx->link_sta->rx_stats.packets++; in ieee80211_rx_h_action_post_userspace()
3932 dev_kfree_skb(rx->skb); in ieee80211_rx_h_action_post_userspace()
3937 ieee80211_rx_h_action_return(struct ieee80211_rx_data *rx) in ieee80211_rx_h_action_return() argument
3939 struct ieee80211_local *local = rx->local; in ieee80211_rx_h_action_return()
3940 struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) rx->skb->data; in ieee80211_rx_h_action_return()
3942 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_rx_h_action_return()
3943 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_rx_h_action_return()
3970 nskb = skb_copy_expand(rx->skb, local->hw.extra_tx_headroom, 0, in ieee80211_rx_h_action_return()
3977 memcpy(nmgmt->sa, rx->sdata->vif.addr, ETH_ALEN); in ieee80211_rx_h_action_return()
3981 if (rx->sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE) { in ieee80211_rx_h_action_return()
3992 __ieee80211_tx_skb_tid_band(rx->sdata, nskb, 7, -1, in ieee80211_rx_h_action_return()
4000 ieee80211_rx_h_ext(struct ieee80211_rx_data *rx) in ieee80211_rx_h_ext() argument
4002 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_rx_h_ext()
4003 struct ieee80211_hdr *hdr = (void *)rx->skb->data; in ieee80211_rx_h_ext()
4012 ieee80211_queue_skb_to_iface(sdata, rx->link_id, rx->sta, rx->skb); in ieee80211_rx_h_ext()
4018 ieee80211_rx_h_mgmt(struct ieee80211_rx_data *rx) in ieee80211_rx_h_mgmt() argument
4020 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_rx_h_mgmt()
4021 struct ieee80211_mgmt *mgmt = (void *)rx->skb->data; in ieee80211_rx_h_mgmt()
4069 ieee80211_queue_skb_to_iface(sdata, rx->link_id, rx->sta, rx->skb); in ieee80211_rx_h_mgmt()
4074 static void ieee80211_rx_cooked_monitor(struct ieee80211_rx_data *rx, in ieee80211_rx_cooked_monitor() argument
4079 struct ieee80211_local *local = rx->local; in ieee80211_rx_cooked_monitor()
4080 struct sk_buff *skb = rx->skb, *skb2; in ieee80211_rx_cooked_monitor()
4089 if (rx->flags & IEEE80211_RX_CMNTR) in ieee80211_rx_cooked_monitor()
4091 rx->flags |= IEEE80211_RX_CMNTR; in ieee80211_rx_cooked_monitor()
4143 static void ieee80211_rx_handlers_result(struct ieee80211_rx_data *rx, in ieee80211_rx_handlers_result() argument
4146 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_rx_handlers_result()
4151 I802_DEBUG_INC(rx->sdata->local->rx_handlers_queued); in ieee80211_rx_handlers_result()
4156 I802_DEBUG_INC(rx->sdata->local->rx_handlers_drop); in ieee80211_rx_handlers_result()
4157 if (rx->sta) in ieee80211_rx_handlers_result()
4158 rx->link_sta->rx_stats.dropped++; in ieee80211_rx_handlers_result()
4163 kfree_skb_reason(rx->skb, (__force u32)res); in ieee80211_rx_handlers_result()
4167 sband = rx->local->hw.wiphy->bands[status->band]; in ieee80211_rx_handlers_result()
4171 ieee80211_rx_cooked_monitor(rx, rate, res); in ieee80211_rx_handlers_result()
4174 static void ieee80211_rx_handlers(struct ieee80211_rx_data *rx, in ieee80211_rx_handlers() argument
4182 res = rxh(rx); \ in ieee80211_rx_handlers()
4187 /* Lock here to avoid hitting all of the data used in the RX in ieee80211_rx_handlers()
4190 * from the timer, potentially concurrently with RX from the in ieee80211_rx_handlers()
4193 spin_lock_bh(&rx->local->rx_path_lock); in ieee80211_rx_handlers()
4201 rx->skb = skb; in ieee80211_rx_handlers()
4203 if (WARN_ON_ONCE(!rx->link)) in ieee80211_rx_handlers()
4217 res = ieee80211_rx_h_ctrl(rx, frames); in ieee80211_rx_handlers()
4230 ieee80211_rx_handlers_result(rx, res); in ieee80211_rx_handlers()
4235 spin_unlock_bh(&rx->local->rx_path_lock); in ieee80211_rx_handlers()
4238 static void ieee80211_invoke_rx_handlers(struct ieee80211_rx_data *rx) in ieee80211_invoke_rx_handlers() argument
4247 res = rxh(rx); \ in ieee80211_invoke_rx_handlers()
4255 ieee80211_rx_reorder_ampdu(rx, &reorder_release); in ieee80211_invoke_rx_handlers()
4257 ieee80211_rx_handlers(rx, &reorder_release); in ieee80211_invoke_rx_handlers()
4261 ieee80211_rx_handlers_result(rx, res); in ieee80211_invoke_rx_handlers()
4272 static bool ieee80211_rx_data_set_link(struct ieee80211_rx_data *rx, in ieee80211_rx_data_set_link() argument
4275 rx->link_id = link_id; in ieee80211_rx_data_set_link()
4276 rx->link = rcu_dereference(rx->sdata->link[link_id]); in ieee80211_rx_data_set_link()
4278 if (!rx->sta) in ieee80211_rx_data_set_link()
4279 return rx->link; in ieee80211_rx_data_set_link()
4281 if (!ieee80211_rx_is_valid_sta_link_id(&rx->sta->sta, link_id)) in ieee80211_rx_data_set_link()
4284 rx->link_sta = rcu_dereference(rx->sta->link[link_id]); in ieee80211_rx_data_set_link()
4286 return rx->link && rx->link_sta; in ieee80211_rx_data_set_link()
4289 static bool ieee80211_rx_data_set_sta(struct ieee80211_rx_data *rx, in ieee80211_rx_data_set_sta() argument
4292 rx->link_id = link_id; in ieee80211_rx_data_set_sta()
4293 rx->sta = sta; in ieee80211_rx_data_set_sta()
4296 rx->local = sta->sdata->local; in ieee80211_rx_data_set_sta()
4297 if (!rx->sdata) in ieee80211_rx_data_set_sta()
4298 rx->sdata = sta->sdata; in ieee80211_rx_data_set_sta()
4299 rx->link_sta = &sta->deflink; in ieee80211_rx_data_set_sta()
4301 rx->link_sta = NULL; in ieee80211_rx_data_set_sta()
4305 rx->link = &rx->sdata->deflink; in ieee80211_rx_data_set_sta()
4306 else if (!ieee80211_rx_data_set_link(rx, link_id)) in ieee80211_rx_data_set_sta()
4313 * This function makes calls into the RX path, therefore
4319 struct ieee80211_rx_data rx = { in ieee80211_release_reorder_timeout() local
4331 if (!ieee80211_rx_data_set_sta(&rx, sta, link_id)) in ieee80211_release_reorder_timeout()
4350 drv_event_callback(rx.local, rx.sdata, &event); in ieee80211_release_reorder_timeout()
4353 ieee80211_rx_handlers(&rx, &frames); in ieee80211_release_reorder_timeout()
4364 struct ieee80211_rx_data rx = { in ieee80211_mark_rx_ba_filtered_frames() local
4380 "RX BA marker can't support max_rx_aggregation_subframes %u > 64\n", in ieee80211_mark_rx_ba_filtered_frames()
4383 if (!ieee80211_rx_data_set_sta(&rx, sta, -1)) in ieee80211_mark_rx_ba_filtered_frames()
4433 ieee80211_rx_handlers(&rx, &frames); in ieee80211_mark_rx_ba_filtered_frames()
4448 static bool ieee80211_accept_frame(struct ieee80211_rx_data *rx) in ieee80211_accept_frame() argument
4450 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_accept_frame()
4451 struct sk_buff *skb = rx->skb; in ieee80211_accept_frame()
4463 ieee80211_is_robust_mgmt_frame(skb) && !rx->sta) in ieee80211_accept_frame()
4467 return ieee80211_is_our_addr(sdata, hdr->addr1, &rx->link_id); in ieee80211_accept_frame()
4482 if (!rx->sta) { in ieee80211_accept_frame()
4502 if (!rx->sta) { in ieee80211_accept_frame()
4522 &rx->link_id); in ieee80211_accept_frame()
4534 &rx->link_id)) in ieee80211_accept_frame()
4616 /* fast-rx doesn't do reordering */ in ieee80211_check_fast_rx()
4653 /* parallel-rx requires this, at least with calls to in ieee80211_check_fast_rx()
4696 /* we don't want to deal with MMIC in fast-rx */ in ieee80211_check_fast_rx()
4780 static void ieee80211_rx_8023(struct ieee80211_rx_data *rx, in ieee80211_rx_8023() argument
4785 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); in ieee80211_rx_8023()
4786 struct sta_info *sta = rx->sta; in ieee80211_rx_8023()
4788 struct sk_buff *skb = rx->skb; in ieee80211_rx_8023()
4792 if (rx->link_id >= 0) { in ieee80211_rx_8023()
4793 link_sta = rcu_dereference(sta->link[rx->link_id]); in ieee80211_rx_8023()
4795 dev_kfree_skb(rx->skb); in ieee80211_rx_8023()
4848 stats->msdu[rx->seqno_idx]++; in ieee80211_rx_8023()
4857 sta_info_get(rx->sdata, da)) { in ieee80211_rx_8023()
4881 ieee80211_deliver_skb_to_local_stack(skb, rx); in ieee80211_rx_8023()
4884 static bool ieee80211_invoke_fast_rx(struct ieee80211_rx_data *rx, in ieee80211_invoke_fast_rx() argument
4887 struct sk_buff *skb = rx->skb; in ieee80211_invoke_fast_rx()
4904 /* for parallel-rx, we need to have DUP_VALIDATED, otherwise we write in ieee80211_invoke_fast_rx()
4952 if (!ieee80211_vif_is_mesh(&rx->sdata->vif) && in ieee80211_invoke_fast_rx()
4974 if (rx->key && !(status->flag & RX_FLAG_MIC_STRIPPED) && in ieee80211_invoke_fast_rx()
4978 if (rx->key && !ieee80211_has_protected(hdr->frame_control)) in ieee80211_invoke_fast_rx()
4982 if (__ieee80211_rx_h_amsdu(rx, snap_offs - hdrlen) != in ieee80211_invoke_fast_rx()
4992 if (ieee80211_vif_is_mesh(&rx->sdata->vif)) { in ieee80211_invoke_fast_rx()
5005 res = ieee80211_rx_mesh_data(rx->sdata, rx->sta, rx->skb); in ieee80211_invoke_fast_rx()
5015 ieee80211_rx_8023(rx, fast_rx, orig_len); in ieee80211_invoke_fast_rx()
5022 stats = this_cpu_ptr(rx->link_sta->pcpu_rx_stats); in ieee80211_invoke_fast_rx()
5024 stats = &rx->link_sta->rx_stats; in ieee80211_invoke_fast_rx()
5032 * was destined for RX processing or not, which,
5036 static bool ieee80211_prepare_and_rx_handle(struct ieee80211_rx_data *rx, in ieee80211_prepare_and_rx_handle() argument
5039 struct ieee80211_local *local = rx->local; in ieee80211_prepare_and_rx_handle()
5040 struct ieee80211_sub_if_data *sdata = rx->sdata; in ieee80211_prepare_and_rx_handle()
5042 struct link_sta_info *link_sta = rx->link_sta; in ieee80211_prepare_and_rx_handle()
5043 struct ieee80211_link_data *link = rx->link; in ieee80211_prepare_and_rx_handle()
5045 rx->skb = skb; in ieee80211_prepare_and_rx_handle()
5047 /* See if we can do fast-rx; if we have to copy we already lost, in ieee80211_prepare_and_rx_handle()
5054 if (consume && rx->sta) { in ieee80211_prepare_and_rx_handle()
5057 fast_rx = rcu_dereference(rx->sta->fast_rx); in ieee80211_prepare_and_rx_handle()
5058 if (fast_rx && ieee80211_invoke_fast_rx(rx, fast_rx)) in ieee80211_prepare_and_rx_handle()
5062 if (!ieee80211_accept_frame(rx)) in ieee80211_prepare_and_rx_handle()
5068 rx->skb = skb_copy(skb, GFP_ATOMIC); in ieee80211_prepare_and_rx_handle()
5069 if (!rx->skb) { in ieee80211_prepare_and_rx_handle()
5080 shwt = skb_hwtstamps(rx->skb); in ieee80211_prepare_and_rx_handle()
5084 hdr = (struct ieee80211_hdr *)rx->skb->data; in ieee80211_prepare_and_rx_handle()
5087 if (unlikely(rx->sta && rx->sta->sta.mlo) && in ieee80211_prepare_and_rx_handle()
5093 ether_addr_copy(hdr->addr1, rx->sdata->vif.addr); in ieee80211_prepare_and_rx_handle()
5095 ether_addr_copy(hdr->addr2, rx->sta->addr); in ieee80211_prepare_and_rx_handle()
5100 ether_addr_copy(hdr->addr3, rx->sta->addr); in ieee80211_prepare_and_rx_handle()
5102 ether_addr_copy(hdr->addr3, rx->sdata->vif.addr); in ieee80211_prepare_and_rx_handle()
5107 ieee80211_invoke_rx_handlers(rx); in ieee80211_prepare_and_rx_handle()
5119 struct ieee80211_rx_data rx; in __ieee80211_rx_handle_8023() local
5123 memset(&rx, 0, sizeof(rx)); in __ieee80211_rx_handle_8023()
5124 rx.skb = skb; in __ieee80211_rx_handle_8023()
5125 rx.local = local; in __ieee80211_rx_handle_8023()
5126 rx.list = list; in __ieee80211_rx_handle_8023()
5127 rx.link_id = -1; in __ieee80211_rx_handle_8023()
5149 if (!ieee80211_rx_data_set_sta(&rx, sta, link_id)) in __ieee80211_rx_handle_8023()
5152 fast_rx = rcu_dereference(rx.sta->fast_rx); in __ieee80211_rx_handle_8023()
5156 ieee80211_rx_8023(&rx, fast_rx, skb->len); in __ieee80211_rx_handle_8023()
5163 static bool ieee80211_rx_for_interface(struct ieee80211_rx_data *rx, in ieee80211_rx_for_interface() argument
5177 link_sta = link_sta_info_get_bss(rx->sdata, hdr->addr2); in ieee80211_rx_for_interface()
5184 sta = sta_info_get_bss(rx->sdata, hdr->addr2); in ieee80211_rx_for_interface()
5189 if (!ieee80211_rx_data_set_sta(rx, sta, link_id)) in ieee80211_rx_for_interface()
5192 return ieee80211_prepare_and_rx_handle(rx, skb, consume); in ieee80211_rx_for_interface()
5196 * This is the actual Rx frames handler. as it belongs to Rx path it must
5209 struct ieee80211_rx_data rx; in __ieee80211_rx_handle_packet() local
5215 memset(&rx, 0, sizeof(rx)); in __ieee80211_rx_handle_packet()
5216 rx.skb = skb; in __ieee80211_rx_handle_packet()
5217 rx.local = local; in __ieee80211_rx_handle_packet()
5218 rx.list = list; in __ieee80211_rx_handle_packet()
5219 rx.link_id = -1; in __ieee80211_rx_handle_packet()
5240 ieee80211_parse_qos(&rx); in __ieee80211_rx_handle_packet()
5241 ieee80211_verify_alignment(&rx); in __ieee80211_rx_handle_packet()
5257 if (!ieee80211_rx_data_set_sta(&rx, sta, link_id)) in __ieee80211_rx_handle_packet()
5271 link_sta = link_sta_info_get_bss(rx.sdata, in __ieee80211_rx_handle_packet()
5276 ieee80211_rx_data_set_link(&rx, link_sta->link_id); in __ieee80211_rx_handle_packet()
5279 if (ieee80211_prepare_and_rx_handle(&rx, skb, true)) in __ieee80211_rx_handle_packet()
5292 rx.sdata = prev_sta->sdata; in __ieee80211_rx_handle_packet()
5293 if (!ieee80211_rx_data_set_sta(&rx, prev_sta, link_id)) in __ieee80211_rx_handle_packet()
5299 ieee80211_prepare_and_rx_handle(&rx, skb, false); in __ieee80211_rx_handle_packet()
5305 rx.sdata = prev_sta->sdata; in __ieee80211_rx_handle_packet()
5306 if (!ieee80211_rx_data_set_sta(&rx, prev_sta, link_id)) in __ieee80211_rx_handle_packet()
5312 if (ieee80211_prepare_and_rx_handle(&rx, skb, true)) in __ieee80211_rx_handle_packet()
5339 rx.sdata = prev; in __ieee80211_rx_handle_packet()
5340 ieee80211_rx_for_interface(&rx, skb, false); in __ieee80211_rx_handle_packet()
5346 rx.sdata = prev; in __ieee80211_rx_handle_packet()
5348 if (ieee80211_rx_for_interface(&rx, skb, true)) in __ieee80211_rx_handle_packet()
5388 /* We might be during a HW reconfig, prevent Rx for the same reason */ in ieee80211_rx_list()
5521 /* This is a version of the rx handler that can be called from hard irq