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Diffstat (limited to 'net/mac80211/mlme.c')
-rw-r--r--net/mac80211/mlme.c21
1 files changed, 14 insertions, 7 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 55b85ae5bc1..108c6fc42fe 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -272,6 +272,12 @@ static void ieee80211_sta_wmm_params(struct net_device *dev,
int count;
u8 *pos;
+ if (!(ifsta->flags & IEEE80211_STA_WMM_ENABLED))
+ return;
+
+ if (!wmm_param)
+ return;
+
if (wmm_param_len < 8 || wmm_param[5] /* version */ != 1)
return;
count = wmm_param[6] & 0x0f;
@@ -763,8 +769,10 @@ static void ieee80211_send_assoc(struct net_device *dev,
*pos++ = 1; /* WME ver */
*pos++ = 0;
}
+
/* wmm support is a must to HT */
- if (wmm && sband->ht_info.ht_supported) {
+ if (wmm && (ifsta->flags & IEEE80211_STA_WMM_ENABLED) &&
+ sband->ht_info.ht_supported) {
__le16 tmp = cpu_to_le16(sband->ht_info.cap);
pos = skb_put(skb, sizeof(struct ieee80211_ht_cap)+2);
*pos++ = WLAN_EID_HT_CAPABILITY;
@@ -2021,7 +2029,8 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
else
sdata->flags &= ~IEEE80211_SDATA_OPERATING_GMODE;
- if (elems.ht_cap_elem && elems.ht_info_elem && elems.wmm_param) {
+ if (elems.ht_cap_elem && elems.ht_info_elem && elems.wmm_param &&
+ (ifsta->flags & IEEE80211_STA_WMM_ENABLED)) {
struct ieee80211_ht_bss_info bss_info;
ieee80211_ht_cap_ie_to_ht_info(
(struct ieee80211_ht_cap *)
@@ -2034,7 +2043,7 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
rate_control_rate_init(sta, local);
- if (elems.wmm_param && (ifsta->flags & IEEE80211_STA_WMM_ENABLED)) {
+ if (elems.wmm_param) {
sta->flags |= WLAN_STA_WME;
rcu_read_unlock();
ieee80211_sta_wmm_params(dev, ifsta, elems.wmm_param,
@@ -2817,10 +2826,8 @@ static void ieee80211_rx_mgmt_beacon(struct net_device *dev,
ieee802_11_parse_elems(mgmt->u.beacon.variable, len - baselen, &elems);
- if (elems.wmm_param && (ifsta->flags & IEEE80211_STA_WMM_ENABLED)) {
- ieee80211_sta_wmm_params(dev, ifsta, elems.wmm_param,
- elems.wmm_param_len);
- }
+ ieee80211_sta_wmm_params(dev, ifsta, elems.wmm_param,
+ elems.wmm_param_len);
/* Do not send changes to driver if we are scanning. This removes
* requirement that driver's bss_info_changed function needs to be