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Diffstat (limited to 'net/mac80211/tdls.c')
-rw-r--r--net/mac80211/tdls.c69
1 files changed, 42 insertions, 27 deletions
diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c
index 55ddd77b865d..c9f9752217ac 100644
--- a/net/mac80211/tdls.c
+++ b/net/mac80211/tdls.c
@@ -68,17 +68,24 @@ ieee80211_tdls_add_subband(struct ieee80211_sub_if_data *sdata,
ch = ieee80211_get_channel(sdata->local->hw.wiphy, i);
if (ch) {
/* we will be active on the channel */
- u32 flags = IEEE80211_CHAN_DISABLED |
- IEEE80211_CHAN_NO_IR;
cfg80211_chandef_create(&chandef, ch,
- NL80211_CHAN_HT20);
- if (cfg80211_chandef_usable(sdata->local->hw.wiphy,
- &chandef, flags)) {
+ NL80211_CHAN_NO_HT);
+ if (cfg80211_reg_can_beacon(sdata->local->hw.wiphy,
+ &chandef,
+ sdata->wdev.iftype)) {
ch_cnt++;
+ /*
+ * check if the next channel is also part of
+ * this allowed range
+ */
continue;
}
}
+ /*
+ * we've reached the end of a range, with allowed channels
+ * found
+ */
if (ch_cnt) {
u8 *pos = skb_put(skb, 2);
*pos++ = ieee80211_frequency_to_channel(subband_start);
@@ -89,6 +96,15 @@ ieee80211_tdls_add_subband(struct ieee80211_sub_if_data *sdata,
}
}
+ /* all channels in the requested range are allowed - add them here */
+ if (ch_cnt) {
+ u8 *pos = skb_put(skb, 2);
+ *pos++ = ieee80211_frequency_to_channel(subband_start);
+ *pos++ = ch_cnt;
+
+ subband_cnt++;
+ }
+
return subband_cnt;
}
@@ -329,24 +345,24 @@ ieee80211_tdls_add_setup_start_ies(struct ieee80211_sub_if_data *sdata,
*/
sband = local->hw.wiphy->bands[band];
memcpy(&ht_cap, &sband->ht_cap, sizeof(ht_cap));
- if ((action_code == WLAN_TDLS_SETUP_REQUEST ||
- action_code == WLAN_TDLS_SETUP_RESPONSE) &&
- ht_cap.ht_supported && (!sta || sta->sta.ht_cap.ht_supported)) {
- if (action_code == WLAN_TDLS_SETUP_REQUEST) {
- ieee80211_apply_htcap_overrides(sdata, &ht_cap);
-
- /* disable SMPS in TDLS initiator */
- ht_cap.cap |= (WLAN_HT_CAP_SM_PS_DISABLED
- << IEEE80211_HT_CAP_SM_PS_SHIFT);
- } else {
- /* disable SMPS in TDLS responder */
- sta->sta.ht_cap.cap |=
- (WLAN_HT_CAP_SM_PS_DISABLED
- << IEEE80211_HT_CAP_SM_PS_SHIFT);
-
- /* the peer caps are already intersected with our own */
- memcpy(&ht_cap, &sta->sta.ht_cap, sizeof(ht_cap));
- }
+
+ if (action_code == WLAN_TDLS_SETUP_REQUEST && ht_cap.ht_supported) {
+ ieee80211_apply_htcap_overrides(sdata, &ht_cap);
+
+ /* disable SMPS in TDLS initiator */
+ ht_cap.cap |= WLAN_HT_CAP_SM_PS_DISABLED
+ << IEEE80211_HT_CAP_SM_PS_SHIFT;
+
+ pos = skb_put(skb, sizeof(struct ieee80211_ht_cap) + 2);
+ ieee80211_ie_build_ht_cap(pos, &ht_cap, ht_cap.cap);
+ } else if (action_code == WLAN_TDLS_SETUP_RESPONSE &&
+ ht_cap.ht_supported && sta->sta.ht_cap.ht_supported) {
+ /* disable SMPS in TDLS responder */
+ sta->sta.ht_cap.cap |= WLAN_HT_CAP_SM_PS_DISABLED
+ << IEEE80211_HT_CAP_SM_PS_SHIFT;
+
+ /* the peer caps are already intersected with our own */
+ memcpy(&ht_cap, &sta->sta.ht_cap, sizeof(ht_cap));
pos = skb_put(skb, sizeof(struct ieee80211_ht_cap) + 2);
ieee80211_ie_build_ht_cap(pos, &ht_cap, ht_cap.cap);
@@ -836,7 +852,6 @@ ieee80211_tdls_prep_mgmt_packet(struct wiphy *wiphy, struct net_device *dev,
*/
if ((action_code == WLAN_TDLS_TEARDOWN) &&
(sdata->local->hw.flags & IEEE80211_HW_REPORTS_TX_ACK_STATUS)) {
- struct sta_info *sta = NULL;
bool try_resend; /* Should we keep skb for possible resend */
/* If not sending directly to peer - no point in keeping skb */
@@ -912,7 +927,7 @@ ieee80211_tdls_mgmt_setup(struct wiphy *wiphy, struct net_device *dev,
rcu_read_unlock();
}
- ieee80211_flush_queues(local, sdata);
+ ieee80211_flush_queues(local, sdata, false);
ret = ieee80211_tdls_prep_mgmt_packet(wiphy, dev, peer, action_code,
dialog_token, status_code,
@@ -952,7 +967,7 @@ ieee80211_tdls_mgmt_teardown(struct wiphy *wiphy, struct net_device *dev,
*/
ieee80211_stop_vif_queues(local, sdata,
IEEE80211_QUEUE_STOP_REASON_TDLS_TEARDOWN);
- ieee80211_flush_queues(local, sdata);
+ ieee80211_flush_queues(local, sdata, false);
ret = ieee80211_tdls_prep_mgmt_packet(wiphy, dev, peer, action_code,
dialog_token, status_code,
@@ -1098,7 +1113,7 @@ int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev,
*/
tasklet_kill(&local->tx_pending_tasklet);
/* flush a potentially queued teardown packet */
- ieee80211_flush_queues(local, sdata);
+ ieee80211_flush_queues(local, sdata, false);
ret = sta_info_destroy_addr(sdata, peer);
break;