From 6c0284641d4c5616063664b4620468d0a8bf7aa6 Mon Sep 17 00:00:00 2001
From: nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Fri, 8 Jan 2010 16:55:15 +0000
Subject: mac80211: various wds related fixes

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19076 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 package/mac80211/patches/560-vlan_sta_lookup.patch | 98 ++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 package/mac80211/patches/560-vlan_sta_lookup.patch

(limited to 'package/mac80211/patches/560-vlan_sta_lookup.patch')

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;
-- 
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