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wifi: mac80211: tx: use AP address in some places for MLO

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In a few places we need to use the AP (MLD) address, not the
deflink BSSID, the link address translation will happen later.

To make that work properly for fast-xmit, set up the ap_addr
in the vif.cfg earlier.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2022-07-15 15:37:23 +02:00
parent f1cee996f1
commit 8a9be422f5
2 changed files with 7 additions and 5 deletions
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6
net/mac80211/mlme.c
View File

@ -2743,8 +2743,6 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
changed[link_id] |= ieee80211_link_set_associated(link, cbss);
}
memcpy(sdata->vif.cfg.ap_addr, assoc_data->ap_addr, ETH_ALEN);
/* just to be sure */
ieee80211_stop_poll(sdata);
@ -4893,6 +4891,9 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata,
sta->sta.wme = (elems->wmm_param || elems->s1g_capab) &&
local->hw.queues >= IEEE80211_NUM_ACS;
/* needed for fast-xmit setup in sta_info_move_state() */
memcpy(sdata->vif.cfg.ap_addr, assoc_data->ap_addr, ETH_ALEN);
err = sta_info_move_state(sta, IEEE80211_STA_ASSOC);
if (!err && !(ifmgd->flags & IEEE80211_STA_CONTROL_PORT))
err = sta_info_move_state(sta, IEEE80211_STA_AUTHORIZED);
@ -4927,6 +4928,7 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata,
return true;
out_err:
eth_zero_addr(sdata->vif.cfg.ap_addr);
mutex_unlock(&sdata->local->sta_mtx);
return false;
}

6
net/mac80211/tx.c
View File

@ -2735,7 +2735,7 @@ static struct sk_buff *ieee80211_build_hdr(struct ieee80211_sub_if_data *sdata,
} else {
fc |= cpu_to_le16(IEEE80211_FCTL_TODS);
/* BSSID SA DA */
memcpy(hdr.addr1, sdata->deflink.u.mgd.bssid, ETH_ALEN);
memcpy(hdr.addr1, sdata->vif.cfg.ap_addr, ETH_ALEN);
memcpy(hdr.addr2, skb->data + ETH_ALEN, ETH_ALEN);
memcpy(hdr.addr3, skb->data, ETH_ALEN);
hdrlen = 24;
@ -3023,7 +3023,7 @@ void ieee80211_check_fast_xmit(struct sta_info *sta)
}
fc |= cpu_to_le16(IEEE80211_FCTL_TODS);
/* BSSID SA DA */
memcpy(hdr->addr1, sdata->deflink.u.mgd.bssid, ETH_ALEN);
memcpy(hdr->addr1, sdata->vif.cfg.ap_addr, ETH_ALEN);
build.da_offs = offsetof(struct ieee80211_hdr, addr3);
build.sa_offs = offsetof(struct ieee80211_hdr, addr2);
build.hdr_len = 24;
@ -3250,7 +3250,7 @@ static bool ieee80211_amsdu_prepare_head(struct ieee80211_sub_if_data *sdata,
*/
switch (sdata->vif.type) {
case NL80211_IFTYPE_STATION:
bssid = sdata->deflink.u.mgd.bssid;
bssid = sdata->vif.cfg.ap_addr;
break;
case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_AP_VLAN: