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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 15:02:30 -0400
commit77fdaa12cea26c204cc12c312fe40bc0f3dcdfd8 (patch)
treec28fdd28f2ca2783783adb4b5e13b7ba57a223a3 /net/mac80211/rx.c
parenta7c1cfc9616ee76213a6d4fd4c17f13fdc92ddce (diff)
downloadop-kernel-dev-77fdaa12cea26c204cc12c312fe40bc0f3dcdfd8.zip
op-kernel-dev-77fdaa12cea26c204cc12c312fe40bc0f3dcdfd8.tar.gz
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/rx.c')
-rw-r--r--net/mac80211/rx.c29
1 files changed, 4 insertions, 25 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index ec5acc6..fe6b990 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -1641,12 +1641,7 @@ static void ieee80211_process_sa_query_req(struct ieee80211_sub_if_data *sdata,
if (compare_ether_addr(mgmt->sa, sdata->u.mgd.bssid) != 0 ||
compare_ether_addr(mgmt->bssid, sdata->u.mgd.bssid) != 0) {
- /* Not from the current AP. */
- return;
- }
-
- if (sdata->u.mgd.state == IEEE80211_STA_MLME_ASSOCIATE) {
- /* Association in progress; ignore SA Query */
+ /* Not from the current AP or not associated yet. */
return;
}
@@ -1683,7 +1678,6 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
struct ieee80211_local *local = rx->local;
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(rx->dev);
struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) rx->skb->data;
- struct ieee80211_bss *bss;
int len = rx->skb->len;
if (!ieee80211_is_action(mgmt->frame_control))
@@ -1761,17 +1755,7 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
if (memcmp(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN))
return RX_DROP_MONITOR;
- bss = ieee80211_rx_bss_get(local, sdata->u.mgd.bssid,
- local->hw.conf.channel->center_freq,
- sdata->u.mgd.ssid,
- sdata->u.mgd.ssid_len);
- if (!bss)
- return RX_DROP_MONITOR;
-
- ieee80211_sta_process_chanswitch(sdata,
- &mgmt->u.action.u.chan_switch.sw_elem, bss);
- ieee80211_rx_bss_put(local, bss);
- break;
+ return ieee80211_sta_rx_mgmt(sdata, rx->skb);
}
break;
case WLAN_CATEGORY_SA_QUERY:
@@ -2026,13 +2010,8 @@ static int prepare_for_handlers(struct ieee80211_sub_if_data *sdata,
case NL80211_IFTYPE_STATION:
if (!bssid)
return 0;
- if (!ieee80211_bssid_match(bssid, sdata->u.mgd.bssid)) {
- if (!(rx->flags & IEEE80211_RX_IN_SCAN))
- return 0;
- rx->flags &= ~IEEE80211_RX_RA_MATCH;
- } else if (!multicast &&
- compare_ether_addr(sdata->dev->dev_addr,
- hdr->addr1) != 0) {
+ if (!multicast &&
+ compare_ether_addr(sdata->dev->dev_addr, hdr->addr1) != 0) {
if (!(sdata->dev->flags & IFF_PROMISC))
return 0;
rx->flags &= ~IEEE80211_RX_RA_MATCH;
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