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wifi: mac80211: use correct rx link_sta instead of default 

Use rx->link_sta everywhere instead of accessing the default link.

Signed-off-by: Benjamin Berg <benjamin.berg@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Benjamin Berg 2022-09-02 16:12:40 +02:00 committed by Johannes Berg
parent e95a7f3ddc
commit b320d6c456
1 changed files with 35 additions and 34 deletions
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69
net/mac80211/rx.c
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@ -1452,7 +1452,7 @@ ieee80211_rx_h_check_dup(struct ieee80211_rx_data *rx)
if (unlikely(ieee80211_has_retry(hdr->frame_control) &&
rx->sta->last_seq_ctrl[rx->seqno_idx] == hdr->seq_ctrl)) {
I802_DEBUG_INC(rx->local->dot11FrameDuplicateCount);
rx->sta->deflink.rx_stats.num_duplicates++;
rx->link_sta->rx_stats.num_duplicates++;
return RX_DROP_UNUSABLE;
} else if (!(status->flag & RX_FLAG_AMSDU_MORE)) {
rx->sta->last_seq_ctrl[rx->seqno_idx] = hdr->seq_ctrl;
@ -1731,12 +1731,13 @@ static ieee80211_rx_result debug_noinline
ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx)
{
struct sta_info *sta = rx->sta;
struct link_sta_info *link_sta = rx->link_sta;
struct sk_buff *skb = rx->skb;
struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
int i;
if (!sta)
if (!sta || !link_sta)
return RX_CONTINUE;
/*
@ -1752,47 +1753,47 @@ ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx)
NL80211_IFTYPE_ADHOC);
if (ether_addr_equal(bssid, rx->sdata->u.ibss.bssid) &&
test_sta_flag(sta, WLAN_STA_AUTHORIZED)) {
sta->deflink.rx_stats.last_rx = jiffies;
link_sta->rx_stats.last_rx = jiffies;
if (ieee80211_is_data(hdr->frame_control) &&
!is_multicast_ether_addr(hdr->addr1))
sta->deflink.rx_stats.last_rate =
link_sta->rx_stats.last_rate =
sta_stats_encode_rate(status);
}
} else if (rx->sdata->vif.type == NL80211_IFTYPE_OCB) {
sta->deflink.rx_stats.last_rx = jiffies;
link_sta->rx_stats.last_rx = jiffies;
} else if (!ieee80211_is_s1g_beacon(hdr->frame_control) &&
!is_multicast_ether_addr(hdr->addr1)) {
/*
* Mesh beacons will update last_rx when if they are found to
* match the current local configuration when processed.
*/
sta->deflink.rx_stats.last_rx = jiffies;
link_sta->rx_stats.last_rx = jiffies;
if (ieee80211_is_data(hdr->frame_control))
sta->deflink.rx_stats.last_rate = sta_stats_encode_rate(status);
link_sta->rx_stats.last_rate = sta_stats_encode_rate(status);
}
sta->deflink.rx_stats.fragments++;
link_sta->rx_stats.fragments++;
u64_stats_update_begin(&rx->sta->deflink.rx_stats.syncp);
sta->deflink.rx_stats.bytes += rx->skb->len;
u64_stats_update_end(&rx->sta->deflink.rx_stats.syncp);
u64_stats_update_begin(&link_sta->rx_stats.syncp);
link_sta->rx_stats.bytes += rx->skb->len;
u64_stats_update_end(&link_sta->rx_stats.syncp);
if (!(status->flag & RX_FLAG_NO_SIGNAL_VAL)) {
sta->deflink.rx_stats.last_signal = status->signal;
ewma_signal_add(&sta->deflink.rx_stats_avg.signal,
link_sta->rx_stats.last_signal = status->signal;
ewma_signal_add(&link_sta->rx_stats_avg.signal,
-status->signal);
}
if (status->chains) {
sta->deflink.rx_stats.chains = status->chains;
link_sta->rx_stats.chains = status->chains;
for (i = 0; i < ARRAY_SIZE(status->chain_signal); i++) {
int signal = status->chain_signal[i];
if (!(status->chains & BIT(i)))
continue;
sta->deflink.rx_stats.chain_signal_last[i] = signal;
ewma_signal_add(&sta->deflink.rx_stats_avg.chain_signal[i],
link_sta->rx_stats.chain_signal_last[i] = signal;
ewma_signal_add(&link_sta->rx_stats_avg.chain_signal[i],
-signal);
}
}
@ -1853,7 +1854,7 @@ ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx)
* Update counter and free packet here to avoid
* counting this as a dropped packed.
*/
sta->deflink.rx_stats.packets++;
link_sta->rx_stats.packets++;
dev_kfree_skb(rx->skb);
return RX_QUEUED;
}
@ -2389,7 +2390,7 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
out:
ieee80211_led_rx(rx->local);
if (rx->sta)
rx->sta->deflink.rx_stats.packets++;
rx->link_sta->rx_stats.packets++;
return RX_CONTINUE;
}
@ -2665,9 +2666,9 @@ ieee80211_deliver_skb(struct ieee80211_rx_data *rx)
* for non-QoS-data frames. Here we know it's a data
* frame, so count MSDUs.
*/
u64_stats_update_begin(&rx->sta->deflink.rx_stats.syncp);
rx->sta->deflink.rx_stats.msdu[rx->seqno_idx]++;
u64_stats_update_end(&rx->sta->deflink.rx_stats.syncp);
u64_stats_update_begin(&rx->link_sta->rx_stats.syncp);
rx->link_sta->rx_stats.msdu[rx->seqno_idx]++;
u64_stats_update_end(&rx->link_sta->rx_stats.syncp);
}
if ((sdata->vif.type == NL80211_IFTYPE_AP ||
@ -3364,7 +3365,7 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
switch (mgmt->u.action.category) {
case WLAN_CATEGORY_HT:
/* reject HT action frames from stations not supporting HT */
if (!rx->sta->sta.deflink.ht_cap.ht_supported)
if (!rx->link_sta->pub->ht_cap.ht_supported)
goto invalid;
if (sdata->vif.type != NL80211_IFTYPE_STATION &&
@ -3428,26 +3429,26 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
struct sta_opmode_info sta_opmode = {};
/* If it doesn't support 40 MHz it can't change ... */
if (!(rx->sta->sta.deflink.ht_cap.cap &
if (!(rx->link_sta->pub->ht_cap.cap &
IEEE80211_HT_CAP_SUP_WIDTH_20_40))
goto handled;
if (chanwidth == IEEE80211_HT_CHANWIDTH_20MHZ)
max_bw = IEEE80211_STA_RX_BW_20;
else
max_bw = ieee80211_sta_cap_rx_bw(&rx->sta->deflink);
max_bw = ieee80211_sta_cap_rx_bw(rx->link_sta);
/* set cur_max_bandwidth and recalc sta bw */
rx->sta->deflink.cur_max_bandwidth = max_bw;
new_bw = ieee80211_sta_cur_vht_bw(&rx->sta->deflink);
rx->link_sta->cur_max_bandwidth = max_bw;
new_bw = ieee80211_sta_cur_vht_bw(rx->link_sta);
if (rx->sta->sta.deflink.bandwidth == new_bw)
if (rx->link_sta->pub->bandwidth == new_bw)
goto handled;
rx->sta->sta.deflink.bandwidth = new_bw;
rx->link_sta->pub->bandwidth = new_bw;
sband = rx->local->hw.wiphy->bands[status->band];
sta_opmode.bw =
ieee80211_sta_rx_bw_to_chan_width(&rx->sta->deflink);
ieee80211_sta_rx_bw_to_chan_width(rx->link_sta);
sta_opmode.changed = STA_OPMODE_MAX_BW_CHANGED;
rate_control_rate_update(local, sband, rx->sta, 0,
@ -3641,7 +3642,7 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
handled:
if (rx->sta)
rx->sta->deflink.rx_stats.packets++;
rx->link_sta->rx_stats.packets++;
dev_kfree_skb(rx->skb);
return RX_QUEUED;
@ -3685,7 +3686,7 @@ ieee80211_rx_h_userspace_mgmt(struct ieee80211_rx_data *rx)
if (cfg80211_rx_mgmt_ext(&rx->sdata->wdev, &info)) {
if (rx->sta)
rx->sta->deflink.rx_stats.packets++;
rx->link_sta->rx_stats.packets++;
dev_kfree_skb(rx->skb);
return RX_QUEUED;
}
@ -3723,7 +3724,7 @@ ieee80211_rx_h_action_post_userspace(struct ieee80211_rx_data *rx)
handled:
if (rx->sta)
rx->sta->deflink.rx_stats.packets++;
rx->link_sta->rx_stats.packets++;
dev_kfree_skb(rx->skb);
return RX_QUEUED;
}
@ -3943,7 +3944,7 @@ static void ieee80211_rx_handlers_result(struct ieee80211_rx_data *rx,
case RX_DROP_MONITOR:
I802_DEBUG_INC(rx->sdata->local->rx_handlers_drop);
if (rx->sta)
rx->sta->deflink.rx_stats.dropped++;
rx->link_sta->rx_stats.dropped++;
fallthrough;
case RX_CONTINUE: {
struct ieee80211_rate *rate = NULL;
@ -3962,7 +3963,7 @@ static void ieee80211_rx_handlers_result(struct ieee80211_rx_data *rx,
case RX_DROP_UNUSABLE:
I802_DEBUG_INC(rx->sdata->local->rx_handlers_drop);
if (rx->sta)
rx->sta->deflink.rx_stats.dropped++;
rx->link_sta->rx_stats.dropped++;
dev_kfree_skb(rx->skb);
break;
case RX_QUEUED: