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Diffstat (limited to 'net/mac80211/mlme.c')
-rw-r--r--net/mac80211/mlme.c45
1 files changed, 31 insertions, 14 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 04e1ea43b2df..a963e020a249 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -168,6 +168,9 @@ ieee80211_determine_ap_chan(struct ieee80211_sub_if_data *sdata,
bool no_vht = false;
u32 ht_cfreq;
+ if (ieee80211_hw_check(&sdata->local->hw, STRICT))
+ ignore_ht_channel_mismatch = false;
+
*chandef = (struct cfg80211_chan_def) {
.chan = channel,
.width = NL80211_CHAN_WIDTH_20_NOHT,
@@ -388,7 +391,7 @@ ieee80211_verify_peer_he_mcs_support(struct ieee80211_sub_if_data *sdata,
* zeroes, which is nonsense, and completely inconsistent with itself
* (it doesn't have 8 streams). Accept the settings in this case anyway.
*/
- if (!ap_min_req_set)
+ if (!ieee80211_hw_check(&sdata->local->hw, STRICT) && !ap_min_req_set)
return true;
/* make sure the AP is consistent with itself
@@ -448,7 +451,7 @@ ieee80211_verify_sta_he_mcs_support(struct ieee80211_sub_if_data *sdata,
* zeroes, which is nonsense, and completely inconsistent with itself
* (it doesn't have 8 streams). Accept the settings in this case anyway.
*/
- if (!ap_min_req_set)
+ if (!ieee80211_hw_check(&sdata->local->hw, STRICT) && !ap_min_req_set)
return true;
/* Need to go over for 80MHz, 160MHz and for 80+80 */
@@ -1313,13 +1316,15 @@ static bool ieee80211_add_vht_ie(struct ieee80211_sub_if_data *sdata,
* Some APs apparently get confused if our capabilities are better
* than theirs, so restrict what we advertise in the assoc request.
*/
- if (!(ap_vht_cap->vht_cap_info &
- cpu_to_le32(IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE)))
- cap &= ~(IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE |
- IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE);
- else if (!(ap_vht_cap->vht_cap_info &
- cpu_to_le32(IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE)))
- cap &= ~IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE;
+ if (!ieee80211_hw_check(&local->hw, STRICT)) {
+ if (!(ap_vht_cap->vht_cap_info &
+ cpu_to_le32(IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE)))
+ cap &= ~(IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE |
+ IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE);
+ else if (!(ap_vht_cap->vht_cap_info &
+ cpu_to_le32(IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE)))
+ cap &= ~IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE;
+ }
/*
* If some other vif is using the MU-MIMO capability we cannot associate
@@ -1361,14 +1366,16 @@ static bool ieee80211_add_vht_ie(struct ieee80211_sub_if_data *sdata,
return mu_mimo_owner;
}
-static void ieee80211_assoc_add_rates(struct sk_buff *skb,
+static void ieee80211_assoc_add_rates(struct ieee80211_local *local,
+ struct sk_buff *skb,
enum nl80211_chan_width width,
struct ieee80211_supported_band *sband,
struct ieee80211_mgd_assoc_data *assoc_data)
{
u32 rates;
- if (assoc_data->supp_rates_len) {
+ if (assoc_data->supp_rates_len &&
+ !ieee80211_hw_check(&local->hw, STRICT)) {
/*
* Get all rates supported by the device and the AP as
* some APs don't like getting a superset of their rates
@@ -1584,7 +1591,7 @@ ieee80211_add_link_elems(struct ieee80211_sub_if_data *sdata,
*capab |= WLAN_CAPABILITY_SPECTRUM_MGMT;
if (sband->band != NL80211_BAND_S1GHZ)
- ieee80211_assoc_add_rates(skb, width, sband, assoc_data);
+ ieee80211_assoc_add_rates(local, skb, width, sband, assoc_data);
if (*capab & WLAN_CAPABILITY_SPECTRUM_MGMT ||
*capab & WLAN_CAPABILITY_RADIO_MEASURE) {
@@ -2051,7 +2058,8 @@ static int ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata)
* for some reason check it and want it to be set, set the bit for all
* pre-EHT connections as we used to do.
*/
- if (link->u.mgd.conn.mode < IEEE80211_CONN_MODE_EHT)
+ if (link->u.mgd.conn.mode < IEEE80211_CONN_MODE_EHT &&
+ !ieee80211_hw_check(&local->hw, STRICT))
capab |= WLAN_CAPABILITY_ESS;
/* add the elements for the assoc (main) link */
@@ -5029,7 +5037,7 @@ static bool ieee80211_assoc_config_link(struct ieee80211_link_data *link,
* 2G/3G/4G wifi routers, reported models include the "Onda PN51T",
* "Vodafone PocketWiFi 2", "ZTE MF60" and a similar T-Mobile device.
*/
- if (!is_6ghz &&
+ if (!ieee80211_hw_check(&local->hw, STRICT) && !is_6ghz &&
((assoc_data->wmm && !elems->wmm_param) ||
(link->u.mgd.conn.mode >= IEEE80211_CONN_MODE_HT &&
(!elems->ht_cap_elem || !elems->ht_operation)) ||
@@ -5164,6 +5172,15 @@ static bool ieee80211_assoc_config_link(struct ieee80211_link_data *link,
bss_vht_cap = (const void *)elem->data;
}
+ if (ieee80211_hw_check(&local->hw, STRICT) &&
+ (!bss_vht_cap || memcmp(bss_vht_cap, elems->vht_cap_elem,
+ sizeof(*bss_vht_cap)))) {
+ rcu_read_unlock();
+ ret = false;
+ link_info(link, "VHT capabilities mismatch\n");
+ goto out;
+ }
+
ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband,
elems->vht_cap_elem,
bss_vht_cap, link_sta);