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-rw-r--r--net/mac80211/mesh_plink.c61
1 files changed, 34 insertions, 27 deletions
diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c
index 737c5f4dbf52..ddfe5102b9a4 100644
--- a/net/mac80211/mesh_plink.c
+++ b/net/mac80211/mesh_plink.c
@@ -1,7 +1,7 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2008, 2009 open80211s Ltd.
- * Copyright (C) 2019 Intel Corporation
+ * Copyright (C) 2019, 2021-2022 Intel Corporation
* Author: Luis Carlos Cobo <luisca@cozybit.com>
*/
#include <linux/gfp.h>
@@ -61,8 +61,8 @@ static bool rssi_threshold_check(struct ieee80211_sub_if_data *sdata,
s32 rssi_threshold = sdata->u.mesh.mshcfg.rssi_threshold;
return rssi_threshold == 0 ||
(sta &&
- (s8)-ewma_signal_read(&sta->rx_stats_avg.signal) >
- rssi_threshold);
+ (s8)-ewma_signal_read(&sta->deflink.rx_stats_avg.signal) >
+ rssi_threshold);
}
/**
@@ -125,7 +125,7 @@ static u32 mesh_set_short_slot_time(struct ieee80211_sub_if_data *sdata)
continue;
short_slot = false;
- if (erp_rates & sta->sta.supp_rates[sband->band])
+ if (erp_rates & sta->sta.deflink.supp_rates[sband->band])
short_slot = true;
else
break;
@@ -144,12 +144,13 @@ out:
/**
* mesh_set_ht_prot_mode - set correct HT protection mode
+ * @sdata: the (mesh) interface to handle
*
* Section 9.23.3.5 of IEEE 80211-2012 describes the protection rules for HT
* mesh STA in a MBSS. Three HT protection modes are supported for now, non-HT
* mixed mode, 20MHz-protection and no-protection mode. non-HT mixed mode is
* selected if any non-HT peers are present in our MBSS. 20MHz-protection mode
- * is selected if all peers in our 20/40MHz MBSS support HT and atleast one
+ * is selected if all peers in our 20/40MHz MBSS support HT and at least one
* HT20 peer is present. Otherwise no-protection mode is selected.
*/
static u32 mesh_set_ht_prot_mode(struct ieee80211_sub_if_data *sdata)
@@ -174,10 +175,10 @@ static u32 mesh_set_ht_prot_mode(struct ieee80211_sub_if_data *sdata)
sta->mesh->plink_state != NL80211_PLINK_ESTAB)
continue;
- if (sta->sta.bandwidth > IEEE80211_STA_RX_BW_20)
+ if (sta->sta.deflink.bandwidth > IEEE80211_STA_RX_BW_20)
continue;
- if (!sta->sta.ht_cap.ht_supported) {
+ if (!sta->sta.deflink.ht_cap.ht_supported) {
mpl_dbg(sdata, "nonHT sta (%pM) is present\n",
sta->sta.addr);
non_ht_sta = true;
@@ -238,6 +239,8 @@ static int mesh_plink_frame_tx(struct ieee80211_sub_if_data *sdata,
2 + sizeof(struct ieee80211_vht_operation) +
ie_len_he_cap +
2 + 1 + sizeof(struct ieee80211_he_operation) +
+ sizeof(struct ieee80211_he_6ghz_oper) +
+ 2 + 1 + sizeof(struct ieee80211_he_6ghz_capa) +
2 + 8 + /* peering IE */
sdata->u.mesh.ie_len);
if (!skb)
@@ -328,7 +331,8 @@ static int mesh_plink_frame_tx(struct ieee80211_sub_if_data *sdata,
mesh_add_vht_cap_ie(sdata, skb) ||
mesh_add_vht_oper_ie(sdata, skb) ||
mesh_add_he_cap_ie(sdata, skb, ie_len_he_cap) ||
- mesh_add_he_oper_ie(sdata, skb))
+ mesh_add_he_oper_ie(sdata, skb) ||
+ mesh_add_he_6ghz_cap_ie(sdata, skb))
goto free;
}
@@ -411,7 +415,7 @@ static void mesh_sta_info_init(struct ieee80211_sub_if_data *sdata,
struct ieee80211_local *local = sdata->local;
struct ieee80211_supported_band *sband;
u32 rates, basic_rates = 0, changed = 0;
- enum ieee80211_sta_rx_bandwidth bw = sta->sta.bandwidth;
+ enum ieee80211_sta_rx_bandwidth bw = sta->sta.deflink.bandwidth;
sband = ieee80211_get_sband(sdata);
if (!sband)
@@ -421,7 +425,7 @@ static void mesh_sta_info_init(struct ieee80211_sub_if_data *sdata,
&basic_rates);
spin_lock_bh(&sta->mesh->plink_lock);
- sta->rx_stats.last_rx = jiffies;
+ sta->deflink.rx_stats.last_rx = jiffies;
/* rates and capabilities don't change during peering */
if (sta->mesh->plink_state == NL80211_PLINK_ESTAB &&
@@ -429,36 +433,40 @@ static void mesh_sta_info_init(struct ieee80211_sub_if_data *sdata,
goto out;
sta->mesh->processed_beacon = true;
- if (sta->sta.supp_rates[sband->band] != rates)
+ if (sta->sta.deflink.supp_rates[sband->band] != rates)
changed |= IEEE80211_RC_SUPP_RATES_CHANGED;
- sta->sta.supp_rates[sband->band] = rates;
+ sta->sta.deflink.supp_rates[sband->band] = rates;
if (ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
- elems->ht_cap_elem, sta))
+ elems->ht_cap_elem,
+ &sta->deflink))
changed |= IEEE80211_RC_BW_CHANGED;
ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband,
- elems->vht_cap_elem, sta);
+ elems->vht_cap_elem,
+ &sta->deflink);
ieee80211_he_cap_ie_to_sta_he_cap(sdata, sband, elems->he_cap,
- elems->he_cap_len, sta);
+ elems->he_cap_len,
+ elems->he_6ghz_capa,
+ &sta->deflink);
- if (bw != sta->sta.bandwidth)
+ if (bw != sta->sta.deflink.bandwidth)
changed |= IEEE80211_RC_BW_CHANGED;
/* HT peer is operating 20MHz-only */
if (elems->ht_operation &&
!(elems->ht_operation->ht_param &
IEEE80211_HT_PARAM_CHAN_WIDTH_ANY)) {
- if (sta->sta.bandwidth != IEEE80211_STA_RX_BW_20)
+ if (sta->sta.deflink.bandwidth != IEEE80211_STA_RX_BW_20)
changed |= IEEE80211_RC_BW_CHANGED;
- sta->sta.bandwidth = IEEE80211_STA_RX_BW_20;
+ sta->sta.deflink.bandwidth = IEEE80211_STA_RX_BW_20;
}
if (!test_sta_flag(sta, WLAN_STA_RATE_CONTROL))
rate_control_rate_init(sta);
else
- rate_control_rate_update(local, sband, sta, changed);
+ rate_control_rate_update(local, sband, sta, 0, changed);
out:
spin_unlock_bh(&sta->mesh->plink_lock);
}
@@ -469,8 +477,7 @@ static int mesh_allocate_aid(struct ieee80211_sub_if_data *sdata)
unsigned long *aid_map;
int aid;
- aid_map = kcalloc(BITS_TO_LONGS(IEEE80211_MAX_AID + 1),
- sizeof(*aid_map), GFP_KERNEL);
+ aid_map = bitmap_zalloc(IEEE80211_MAX_AID + 1, GFP_KERNEL);
if (!aid_map)
return -ENOMEM;
@@ -483,7 +490,7 @@ static int mesh_allocate_aid(struct ieee80211_sub_if_data *sdata)
rcu_read_unlock();
aid = find_first_zero_bit(aid_map, IEEE80211_MAX_AID + 1);
- kfree(aid_map);
+ bitmap_free(aid_map);
if (aid > IEEE80211_MAX_AID)
return -ENOBUFS;
@@ -694,7 +701,7 @@ void mesh_plink_timer(struct timer_list *t)
break;
}
reason = WLAN_REASON_MESH_MAX_RETRIES;
- /* fall through */
+ fallthrough;
case NL80211_PLINK_CNF_RCVD:
/* confirm timer */
if (!reason)
@@ -1194,7 +1201,7 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata,
struct ieee80211_mgmt *mgmt, size_t len,
struct ieee80211_rx_status *rx_status)
{
- struct ieee802_11_elems elems;
+ struct ieee802_11_elems *elems;
size_t baselen;
u8 *baseaddr;
@@ -1222,7 +1229,7 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata,
if (baselen > len)
return;
}
- ieee802_11_parse_elems(baseaddr, len - baselen, true, &elems,
- mgmt->bssid, NULL);
- mesh_process_plink_frame(sdata, mgmt, &elems, rx_status);
+ elems = ieee802_11_parse_elems(baseaddr, len - baselen, true, NULL);
+ mesh_process_plink_frame(sdata, mgmt, elems, rx_status);
+ kfree(elems);
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.