diff options
| author | Shaul Triebitz <shaul.triebitz@intel.com> | 2018-12-15 10:03:20 +0100 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2018-12-18 14:19:52 +0100 |
| commit | dc7eb0f2c23f58bc0e15574bda2dc8498d30a833 (patch) | |
| tree | 4817563334a235ed01d23e8159276bc183ded4c6 /net/mac80211/mlme.c | |
| parent | mac80211: set STA flag DISABLE_HE if HE is not supported (diff) | |
| download | linux-dc7eb0f2c23f58bc0e15574bda2dc8498d30a833.tar.xz linux-dc7eb0f2c23f58bc0e15574bda2dc8498d30a833.zip | |
mac80211: do not advertise HE cap IE if HE disabled
When disabling HE due to the lack of HT/VHT, do it
at an earlier stage to avoid advertising HE capabilities IE.
Also, at this point, no need to check if AP supports HE, since
it is already checked earlier (in ieee80211_prep_channel).
Signed-off-by: Shaul Triebitz <shaul.triebitz@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/mlme.c')
| -rw-r--r-- | net/mac80211/mlme.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 8c6a4dc017a5..54e511dbbc12 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -916,6 +916,15 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata) ieee80211_add_vht_ie(sdata, skb, sband, &assoc_data->ap_vht_cap); + /* + * If AP doesn't support HT, mark HE as disabled. + * If on the 5GHz band, make sure it supports VHT. + */ + if (ifmgd->flags & IEEE80211_STA_DISABLE_HT || + (sband->band == NL80211_BAND_5GHZ && + ifmgd->flags & IEEE80211_STA_DISABLE_VHT)) + ifmgd->flags |= IEEE80211_STA_DISABLE_HE; + if (!(ifmgd->flags & IEEE80211_STA_DISABLE_HE)) ieee80211_add_he_ie(sdata, skb, sband); @@ -3231,16 +3240,6 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, goto out; } - /* - * If AP doesn't support HT, or it doesn't have HE mandatory IEs, mark - * HE as disabled. If on the 5GHz band, make sure it supports VHT. - */ - if (ifmgd->flags & IEEE80211_STA_DISABLE_HT || - (sband->band == NL80211_BAND_5GHZ && - ifmgd->flags & IEEE80211_STA_DISABLE_VHT) || - (!elems.he_cap && !elems.he_operation)) - ifmgd->flags |= IEEE80211_STA_DISABLE_HE; - if (!(ifmgd->flags & IEEE80211_STA_DISABLE_HE) && (!elems.he_cap || !elems.he_operation)) { mutex_unlock(&sdata->local->sta_mtx); |