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authorJohannes Berg <johannes@sipsolutions.net>2009-07-07 03:45:17 +0200
committerJohn W. Linville <linville@tuxdriver.com>2009-07-10 21:02:30 +0200
commit77fdaa12cea26c204cc12c312fe40bc0f3dcdfd8 (patch)
treec28fdd28f2ca2783783adb4b5e13b7ba57a223a3 /net/mac80211/scan.c
parentmac80211: remove dead code from mlme (diff)
downloadlinux-77fdaa12cea26c204cc12c312fe40bc0f3dcdfd8.tar.xz
linux-77fdaa12cea26c204cc12c312fe40bc0f3dcdfd8.zip
mac80211: rework MLME for multiple authentications
Sit tight. This shakes up the world as you know it. Let go of your spaghetti tongs, they will no longer be required, the horrible statemachine in net/mac80211/mlme.c is no more... With the cfg80211 SME mac80211 now has much less to keep track of, but, on the other hand, for FT it needs to be able to keep track of at least one authentication being in progress while associated. So convert from a single state machine to having small ones for all the different things we need to do. For real FT it will still need work wrt. PS, but this should be a good step. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/scan.c')
-rw-r--r--net/mac80211/scan.c23
1 files changed, 4 insertions, 19 deletions
diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c
index 569a464f60d8..5f4f7869d050 100644
--- a/net/mac80211/scan.c
+++ b/net/mac80211/scan.c
@@ -121,19 +121,6 @@ ieee80211_bss_info_update(struct ieee80211_local *local,
return bss;
}
-void ieee80211_rx_bss_remove(struct ieee80211_sub_if_data *sdata, u8 *bssid,
- int freq, u8 *ssid, u8 ssid_len)
-{
- struct ieee80211_bss *bss;
- struct ieee80211_local *local = sdata->local;
-
- bss = ieee80211_rx_bss_get(local, bssid, freq, ssid, ssid_len);
- if (bss) {
- cfg80211_unlink_bss(local->hw.wiphy, (void *)bss);
- ieee80211_rx_bss_put(local, bss);
- }
-}
-
ieee80211_rx_result
ieee80211_scan_rx(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb)
{
@@ -327,7 +314,7 @@ void ieee80211_scan_completed(struct ieee80211_hw *hw, bool aborted)
/* Tell AP we're back */
if (sdata->vif.type == NL80211_IFTYPE_STATION) {
- if (sdata->u.mgd.flags & IEEE80211_STA_ASSOCIATED) {
+ if (sdata->u.mgd.associated) {
ieee80211_scan_ps_disable(sdata);
netif_tx_wake_all_queues(sdata->dev);
}
@@ -383,7 +370,7 @@ static int ieee80211_start_sw_scan(struct ieee80211_local *local)
sdata, BSS_CHANGED_BEACON_ENABLED);
if (sdata->vif.type == NL80211_IFTYPE_STATION) {
- if (sdata->u.mgd.flags & IEEE80211_STA_ASSOCIATED) {
+ if (sdata->u.mgd.associated) {
netif_tx_stop_all_queues(sdata->dev);
ieee80211_scan_ps_enable(sdata);
}
@@ -443,10 +430,8 @@ static int __ieee80211_start_scan(struct ieee80211_sub_if_data *sdata,
if (req != &local->int_scan_req &&
sdata->vif.type == NL80211_IFTYPE_STATION &&
- (ifmgd->state == IEEE80211_STA_MLME_DIRECT_PROBE ||
- ifmgd->state == IEEE80211_STA_MLME_AUTHENTICATE ||
- ifmgd->state == IEEE80211_STA_MLME_ASSOCIATE)) {
- /* actually wait for the assoc to finish/time out */
+ !list_empty(&ifmgd->work_list)) {
+ /* actually wait for the work it's doing to finish/time out */
set_bit(IEEE80211_STA_REQ_SCAN, &ifmgd->request);
return 0;
}