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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-04-21 20:34:38 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-04-21 20:34:38 +0000
commitc72e8d4225025a4c71e988c8490bcaa0e707b629 (patch)
tree82491e579c625ba8bf5f45a880c92934475ab6ab /package/mac80211/patches/300-pending_work.patch
parent1cf5c0f4c8dac74bea2b02e8e15c838ac4236519 (diff)
mac80211: suppress 3-address multicast frames on WDS APs without non-WDS stations
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31429 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/mac80211/patches/300-pending_work.patch')
-rw-r--r--package/mac80211/patches/300-pending_work.patch74
1 files changed, 74 insertions, 0 deletions
diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch
index 333cda5a4..0ffa61d4d 100644
--- a/package/mac80211/patches/300-pending_work.patch
+++ b/package/mac80211/patches/300-pending_work.patch
@@ -812,3 +812,77 @@
!(rx_stats->rs_status &
(ATH9K_RXERR_DECRYPT | ATH9K_RXERR_CRC | ATH9K_RXERR_MIC |
ATH9K_RXERR_KEYMISS));
+--- a/net/mac80211/cfg.c
++++ b/net/mac80211/cfg.c
+@@ -1023,6 +1023,10 @@ static int ieee80211_change_station(stru
+ }
+
+ sta->sdata = vlansdata;
++
++ if (sta->sta_state == IEEE80211_STA_AUTHORIZED)
++ atomic_dec(&sta->sdata->u.ap.num_mcast_sta);
++
+ ieee80211_send_layer2_update(sta);
+ }
+
+--- a/net/mac80211/debugfs_netdev.c
++++ b/net/mac80211/debugfs_netdev.c
+@@ -394,7 +394,7 @@ static ssize_t ieee80211_if_parse_uapsd_
+ __IEEE80211_IF_FILE_W(uapsd_max_sp_len);
+
+ /* AP attributes */
+-IEEE80211_IF_FILE(num_sta_authorized, u.ap.num_sta_authorized, ATOMIC);
++IEEE80211_IF_FILE(num_mcast_sta, u.ap.num_mcast_sta, ATOMIC);
+ IEEE80211_IF_FILE(num_sta_ps, u.ap.num_sta_ps, ATOMIC);
+ IEEE80211_IF_FILE(dtim_count, u.ap.dtim_count, DEC);
+
+@@ -540,7 +540,7 @@ static void add_sta_files(struct ieee802
+
+ static void add_ap_files(struct ieee80211_sub_if_data *sdata)
+ {
+- DEBUGFS_ADD(num_sta_authorized);
++ DEBUGFS_ADD(num_mcast_sta);
+ DEBUGFS_ADD(num_sta_ps);
+ DEBUGFS_ADD(dtim_count);
+ DEBUGFS_ADD(num_buffered_multicast);
+--- a/net/mac80211/ieee80211_i.h
++++ b/net/mac80211/ieee80211_i.h
+@@ -282,7 +282,7 @@ struct ieee80211_if_ap {
+ u8 tim[sizeof(unsigned long) * BITS_TO_LONGS(IEEE80211_MAX_AID + 1)];
+ struct sk_buff_head ps_bc_buf;
+ atomic_t num_sta_ps; /* number of stations in PS mode */
+- atomic_t num_sta_authorized; /* number of authorized stations */
++ atomic_t num_mcast_sta; /* number of stations receiving multicast */
+ int dtim_count;
+ bool dtim_bc_mc;
+ };
+--- a/net/mac80211/sta_info.c
++++ b/net/mac80211/sta_info.c
+@@ -1418,14 +1418,14 @@ int sta_info_move_state(struct sta_info
+ set_bit(WLAN_STA_ASSOC, &sta->_flags);
+ } else if (sta->sta_state == IEEE80211_STA_AUTHORIZED) {
+ if (sta->sdata->vif.type == NL80211_IFTYPE_AP)
+- atomic_dec(&sta->sdata->u.ap.num_sta_authorized);
++ atomic_dec(&sta->sdata->u.ap.num_mcast_sta);
+ clear_bit(WLAN_STA_AUTHORIZED, &sta->_flags);
+ }
+ break;
+ case IEEE80211_STA_AUTHORIZED:
+ if (sta->sta_state == IEEE80211_STA_ASSOC) {
+ if (sta->sdata->vif.type == NL80211_IFTYPE_AP)
+- atomic_inc(&sta->sdata->u.ap.num_sta_authorized);
++ atomic_inc(&sta->sdata->u.ap.num_mcast_sta);
+ set_bit(WLAN_STA_AUTHORIZED, &sta->_flags);
+ }
+ break;
+--- a/net/mac80211/tx.c
++++ b/net/mac80211/tx.c
+@@ -306,7 +306,7 @@ ieee80211_tx_h_check_assoc(struct ieee80
+ }
+ } else if (unlikely(tx->sdata->vif.type == NL80211_IFTYPE_AP &&
+ ieee80211_is_data(hdr->frame_control) &&
+- !atomic_read(&tx->sdata->u.ap.num_sta_authorized))) {
++ !atomic_read(&tx->sdata->u.ap.num_mcast_sta))) {
+ /*
+ * No associated STAs - no need to send multicast
+ * frames.