mac80211: merge a few ad-hoc mode fixes

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 37840
This commit is contained in:
Felix Fietkau 2013-08-26 17:31:23 +00:00
parent 9cf157ac75
commit eaa8cb7834

View file

@ -1945,7 +1945,21 @@
/*
* Downgrade the new channel if we associated with restricted
@@ -3394,10 +3405,13 @@ static int ieee80211_probe_auth(struct i
@@ -1043,6 +1054,13 @@ ieee80211_sta_process_chanswitch(struct
if (!ieee80211_operating_class_to_band(
elems->ext_chansw_ie->new_operating_class,
&new_band)) {
+ /*
+ * Some APs send invalid ECSA IEs in probe response
+ * frames, so check for these and ignore them.
+ */
+ if (beacon && elems->ext_chansw_ie->new_ch_num == 0 &&
+ elems->ext_chansw_ie->new_operating_class == 0)
+ return;
sdata_info(sdata,
"cannot understand ECSA IE operating class %d, disconnecting\n",
elems->ext_chansw_ie->new_operating_class);
@@ -3394,10 +3412,13 @@ static int ieee80211_probe_auth(struct i
if (tx_flags == 0) {
auth_data->timeout = jiffies + IEEE80211_AUTH_TIMEOUT;
@ -1961,7 +1975,7 @@
}
return 0;
@@ -3434,7 +3448,11 @@ static int ieee80211_do_assoc(struct iee
@@ -3434,7 +3455,11 @@ static int ieee80211_do_assoc(struct iee
assoc_data->timeout_started = true;
run_again(sdata, assoc_data->timeout);
} else {
@ -1974,7 +1988,7 @@
}
return 0;
@@ -3829,7 +3847,7 @@ static int ieee80211_prep_channel(struct
@@ -3829,7 +3854,7 @@ static int ieee80211_prep_channel(struct
ifmgd->flags |= ieee80211_determine_chantype(sdata, sband,
cbss->channel,
ht_oper, vht_oper,
@ -2555,7 +2569,93 @@
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -792,6 +792,17 @@ static void ieee80211_sta_find_ibss(stru
@@ -36,7 +36,7 @@
static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
const u8 *bssid, const int beacon_int,
- struct ieee80211_channel *chan,
+ struct cfg80211_chan_def *req_chandef,
const u32 basic_rates,
const u16 capability, u64 tsf,
bool creator)
@@ -51,6 +51,7 @@ static void __ieee80211_sta_join_ibss(st
u32 bss_change;
u8 supp_rates[IEEE80211_MAX_SUPP_RATES];
struct cfg80211_chan_def chandef;
+ struct ieee80211_channel *chan;
struct beacon_data *presp;
int frame_len;
@@ -81,7 +82,9 @@ static void __ieee80211_sta_join_ibss(st
sdata->drop_unencrypted = capability & WLAN_CAPABILITY_PRIVACY ? 1 : 0;
- chandef = ifibss->chandef;
+ /* make a copy of the chandef, it could be modified below. */
+ chandef = *req_chandef;
+ chan = chandef.chan;
if (!cfg80211_reg_can_beacon(local->hw.wiphy, &chandef)) {
chandef.width = NL80211_CHAN_WIDTH_20;
chandef.center_freq1 = chan->center_freq;
@@ -259,10 +262,12 @@ static void ieee80211_sta_join_ibss(stru
struct cfg80211_bss *cbss =
container_of((void *)bss, struct cfg80211_bss, priv);
struct ieee80211_supported_band *sband;
+ struct cfg80211_chan_def chandef;
u32 basic_rates;
int i, j;
u16 beacon_int = cbss->beacon_interval;
const struct cfg80211_bss_ies *ies;
+ enum nl80211_channel_type chan_type;
u64 tsf;
sdata_assert_lock(sdata);
@@ -270,6 +275,26 @@ static void ieee80211_sta_join_ibss(stru
if (beacon_int < 10)
beacon_int = 10;
+ switch (sdata->u.ibss.chandef.width) {
+ case NL80211_CHAN_WIDTH_20_NOHT:
+ case NL80211_CHAN_WIDTH_20:
+ case NL80211_CHAN_WIDTH_40:
+ chan_type = cfg80211_get_chandef_type(&sdata->u.ibss.chandef);
+ cfg80211_chandef_create(&chandef, cbss->channel, chan_type);
+ break;
+ case NL80211_CHAN_WIDTH_5:
+ case NL80211_CHAN_WIDTH_10:
+ cfg80211_chandef_create(&chandef, cbss->channel,
+ NL80211_CHAN_WIDTH_20_NOHT);
+ chandef.width = sdata->u.ibss.chandef.width;
+ break;
+ default:
+ /* fall back to 20 MHz for unsupported modes */
+ cfg80211_chandef_create(&chandef, cbss->channel,
+ NL80211_CHAN_WIDTH_20_NOHT);
+ break;
+ }
+
sband = sdata->local->hw.wiphy->bands[cbss->channel->band];
basic_rates = 0;
@@ -294,7 +319,7 @@ static void ieee80211_sta_join_ibss(stru
__ieee80211_sta_join_ibss(sdata, cbss->bssid,
beacon_int,
- cbss->channel,
+ &chandef,
basic_rates,
cbss->capability,
tsf, false);
@@ -736,7 +761,7 @@ static void ieee80211_sta_create_ibss(st
sdata->drop_unencrypted = 0;
__ieee80211_sta_join_ibss(sdata, bssid, sdata->vif.bss_conf.beacon_int,
- ifibss->chandef.chan, ifibss->basic_rates,
+ &ifibss->chandef, ifibss->basic_rates,
capability, 0, true);
}
@@ -792,6 +817,17 @@ static void ieee80211_sta_find_ibss(stru
return;
}
@ -2573,6 +2673,14 @@
ibss_dbg(sdata, "sta_find_ibss: did not try to join ibss\n");
/* Selected IBSS not found in current scan results - try to scan */
@@ -1138,6 +1174,7 @@ int ieee80211_ibss_leave(struct ieee8021
clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state);
ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED |
BSS_CHANGED_IBSS);
+ ieee80211_vif_release_channel(sdata);
synchronize_rcu();
kfree(presp);
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
@@ -1173,6 +1173,10 @@ skip_ws_det: