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-rw-r--r--package/mac80211/patches/550-wds_assoc_dummyframe.patch76
-rw-r--r--package/mac80211/patches/560-vlan_sta_lookup.patch98
-rw-r--r--package/mac80211/patches/570-4addr_vlan_check.patch15
3 files changed, 189 insertions, 0 deletions
diff --git a/package/mac80211/patches/550-wds_assoc_dummyframe.patch b/package/mac80211/patches/550-wds_assoc_dummyframe.patch
new file mode 100644
index 000000000..9efb3ac6d
--- /dev/null
+++ b/package/mac80211/patches/550-wds_assoc_dummyframe.patch
@@ -0,0 +1,76 @@
+--- a/net/mac80211/mlme.c
++++ b/net/mac80211/mlme.c
+@@ -312,6 +312,38 @@ void ieee80211_send_nullfunc(struct ieee
+ ieee80211_tx_skb(sdata, skb);
+ }
+
++static void ieee80211_send_4addr_nullfunc(struct ieee80211_local *local,
++ struct ieee80211_sub_if_data *sdata)
++{
++ struct sk_buff *skb;
++ struct ieee80211_hdr *nullfunc;
++ __le16 fc;
++
++ if (WARN_ON(sdata->vif.type != NL80211_IFTYPE_STATION))
++ return;
++
++ skb = dev_alloc_skb(local->hw.extra_tx_headroom + 30);
++ if (!skb) {
++ printk(KERN_DEBUG "%s: failed to allocate buffer for 4addr "
++ "nullfunc frame\n", sdata->name);
++ return;
++ }
++ skb_reserve(skb, local->hw.extra_tx_headroom);
++
++ nullfunc = (struct ieee80211_hdr *) skb_put(skb, 30);
++ memset(nullfunc, 0, 30);
++ fc = cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC |
++ IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS);
++ nullfunc->frame_control = fc;
++ memcpy(nullfunc->addr1, sdata->u.mgd.bssid, ETH_ALEN);
++ memcpy(nullfunc->addr2, sdata->vif.addr, ETH_ALEN);
++ memcpy(nullfunc->addr3, sdata->u.mgd.bssid, ETH_ALEN);
++ memcpy(nullfunc->addr4, sdata->vif.addr, ETH_ALEN);
++
++ IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT;
++ ieee80211_tx_skb(sdata, skb);
++}
++
+ /* spectrum management related things */
+ static void ieee80211_chswitch_work(struct work_struct *work)
+ {
+@@ -1120,6 +1152,13 @@ static bool ieee80211_assoc_success(stru
+ ieee80211_set_associated(sdata, cbss, changed);
+
+ /*
++ * If we're using 4-addr mode, let the AP know that we're
++ * doing so, so that it can create the STA VLAN on its side
++ */
++ if (ifmgd->use_4addr)
++ ieee80211_send_4addr_nullfunc(local, sdata);
++
++ /*
+ * Start timer to probe the connection to the AP now.
+ * Also start the timer that will detect beacon loss.
+ */
+--- a/net/mac80211/rx.c
++++ b/net/mac80211/rx.c
+@@ -1111,6 +1111,18 @@ ieee80211_rx_h_sta_process(struct ieee80
+ if (ieee80211_is_nullfunc(hdr->frame_control) ||
+ ieee80211_is_qos_nullfunc(hdr->frame_control)) {
+ I802_DEBUG_INC(rx->local->rx_handlers_drop_nullfunc);
++
++ /*
++ * If we receive a 4-addr nullfunc frame from a STA
++ * that was not moved to a 4-addr STA vlan yet, drop
++ * the frame to the monitor interface, to make sure
++ * that hostapd sees it
++ */
++ if (ieee80211_has_a4(hdr->frame_control) &&
++ (rx->sdata->vif.type == NL80211_IFTYPE_AP ||
++ (rx->sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
++ !rx->sdata->u.vlan.sta)))
++ return RX_DROP_MONITOR;
+ /*
+ * Update counter and free packet here to avoid
+ * counting this as a dropped packed.
diff --git a/package/mac80211/patches/560-vlan_sta_lookup.patch b/package/mac80211/patches/560-vlan_sta_lookup.patch
new file mode 100644
index 000000000..ad15ca974
--- /dev/null
+++ b/package/mac80211/patches/560-vlan_sta_lookup.patch
@@ -0,0 +1,98 @@
+--- a/net/mac80211/sta_info.c
++++ b/net/mac80211/sta_info.c
+@@ -119,6 +119,27 @@ struct sta_info *sta_info_get(struct iee
+ return sta;
+ }
+
++/*
++ * Get sta info either from the specified interface
++ * or from one of its vlans
++ */
++struct sta_info *sta_info_get_bss(struct ieee80211_sub_if_data *sdata,
++ const u8 *addr)
++{
++ struct ieee80211_local *local = sdata->local;
++ struct sta_info *sta;
++
++ sta = rcu_dereference(local->sta_hash[STA_HASH(addr)]);
++ while (sta) {
++ if ((sta->sdata == sdata ||
++ sta->sdata->bss == sdata->bss) &&
++ memcmp(sta->sta.addr, addr, ETH_ALEN) == 0)
++ break;
++ sta = rcu_dereference(sta->hnext);
++ }
++ return sta;
++}
++
+ struct sta_info *sta_info_get_by_idx(struct ieee80211_sub_if_data *sdata,
+ int idx)
+ {
+--- a/net/mac80211/sta_info.h
++++ b/net/mac80211/sta_info.h
+@@ -408,6 +408,9 @@ static inline u32 get_sta_flags(struct s
+ struct sta_info *sta_info_get(struct ieee80211_sub_if_data *sdata,
+ const u8 *addr);
+
++struct sta_info *sta_info_get_bss(struct ieee80211_sub_if_data *sdata,
++ const u8 *addr);
++
+ static inline
+ void for_each_sta_info_type_check(struct ieee80211_local *local,
+ const u8 *addr,
+--- a/net/mac80211/cfg.c
++++ b/net/mac80211/cfg.c
+@@ -148,7 +148,7 @@ static int ieee80211_add_key(struct wiph
+ rcu_read_lock();
+
+ if (mac_addr) {
+- sta = sta_info_get(sdata, mac_addr);
++ sta = sta_info_get_bss(sdata, mac_addr);
+ if (!sta) {
+ ieee80211_key_free(key);
+ err = -ENOENT;
+@@ -179,7 +179,7 @@ static int ieee80211_del_key(struct wiph
+ if (mac_addr) {
+ ret = -ENOENT;
+
+- sta = sta_info_get(sdata, mac_addr);
++ sta = sta_info_get_bss(sdata, mac_addr);
+ if (!sta)
+ goto out_unlock;
+
+@@ -226,7 +226,7 @@ static int ieee80211_get_key(struct wiph
+ rcu_read_lock();
+
+ if (mac_addr) {
+- sta = sta_info_get(sdata, mac_addr);
++ sta = sta_info_get_bss(sdata, mac_addr);
+ if (!sta)
+ goto out;
+
+@@ -419,7 +419,7 @@ static int ieee80211_get_station(struct
+
+ rcu_read_lock();
+
+- sta = sta_info_get(sdata, mac);
++ sta = sta_info_get_bss(sdata, mac);
+ if (sta) {
+ ret = 0;
+ sta_set_sinfo(sta, sinfo);
+@@ -775,7 +775,7 @@ static int ieee80211_del_station(struct
+ if (mac) {
+ rcu_read_lock();
+
+- sta = sta_info_get(sdata, mac);
++ sta = sta_info_get_bss(sdata, mac);
+ if (!sta) {
+ rcu_read_unlock();
+ return -ENOENT;
+@@ -803,7 +803,7 @@ static int ieee80211_change_station(stru
+
+ rcu_read_lock();
+
+- sta = sta_info_get(sdata, mac);
++ sta = sta_info_get_bss(sdata, mac);
+ if (!sta) {
+ rcu_read_unlock();
+ return -ENOENT;
diff --git a/package/mac80211/patches/570-4addr_vlan_check.patch b/package/mac80211/patches/570-4addr_vlan_check.patch
new file mode 100644
index 000000000..7079957ee
--- /dev/null
+++ b/package/mac80211/patches/570-4addr_vlan_check.patch
@@ -0,0 +1,15 @@
+--- a/net/mac80211/tx.c
++++ b/net/mac80211/tx.c
+@@ -1051,8 +1051,11 @@ ieee80211_tx_prepare(struct ieee80211_su
+
+ hdr = (struct ieee80211_hdr *) skb->data;
+
+- if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
++ if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN) {
+ tx->sta = rcu_dereference(sdata->u.vlan.sta);
++ if (!tx->sta && sdata->dev->ieee80211_ptr->use_4addr)
++ return TX_DROP;
++ }
+ if (!tx->sta)
+ tx->sta = sta_info_get(sdata, hdr->addr1);
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-26 03:32:11 +0000