mac80211: suppress 3-address multicast frames on WDS APs without non-WDS stations

SVN-Revision: 31429
This commit is contained in:
Felix Fietkau 2012-04-21 20:34:38 +00:00
parent b510eebece
commit c233a89ab4
3 changed files with 76 additions and 2 deletions

View file

@ -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.

View file

@ -11,7 +11,7 @@
u16 listen_interval;
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1738,7 +1738,7 @@ static int ieee80211_get_tx_power(struct
@@ -1742,7 +1742,7 @@ static int ieee80211_get_tx_power(struct
{
struct ieee80211_local *local = wiphy_priv(wiphy);

View file

@ -11,7 +11,7 @@
union {
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1914,9 +1914,20 @@ static int ieee80211_set_bitrate_mask(st
@@ -1918,9 +1918,20 @@ static int ieee80211_set_bitrate_mask(st
}
for (i = 0; i < IEEE80211_NUM_BANDS; i++) {