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wifi: mac80211: Check for missing VHT elements only for 5 GHz

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Check for missing VHT Capabilities and VHT Operation elements in
association response frame only for 5 GHz links.

Fixes: 310c8387c6 ("wifi: mac80211: clean up connection process")
Signed-off-by: Ilan Peer <ilan.peer@intel.com>
Reviewed-by: Miriam Rachel Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20240827103920.dd711282d543.Iaba245cebc52209b0499d5bab7d8a8ef1df9dd65@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Ilan Peer 2024-08-27 10:39:20 +02:00 committed by Johannes Berg
parent ac35180032
commit 67bb124cd9
1 changed files with 16 additions and 13 deletions
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29
net/mac80211/mlme.c
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@ -4715,7 +4715,7 @@ static bool ieee80211_assoc_config_link(struct ieee80211_link_data *link,
((assoc_data->wmm && !elems->wmm_param) ||
(link->u.mgd.conn.mode >= IEEE80211_CONN_MODE_HT &&
(!elems->ht_cap_elem || !elems->ht_operation)) ||
(link->u.mgd.conn.mode >= IEEE80211_CONN_MODE_VHT &&
(is_5ghz && link->u.mgd.conn.mode >= IEEE80211_CONN_MODE_VHT &&
(!elems->vht_cap_elem || !elems->vht_operation)))) {
const struct cfg80211_bss_ies *ies;
struct ieee802_11_elems *bss_elems;
@ -4763,19 +4763,22 @@ static bool ieee80211_assoc_config_link(struct ieee80211_link_data *link,
sdata_info(sdata,
"AP bug: HT operation missing from AssocResp\n");
}
if (!elems->vht_cap_elem && bss_elems->vht_cap_elem &&
link->u.mgd.conn.mode >= IEEE80211_CONN_MODE_VHT) {
elems->vht_cap_elem = bss_elems->vht_cap_elem;
sdata_info(sdata,
"AP bug: VHT capa missing from AssocResp\n");
}
if (!elems->vht_operation && bss_elems->vht_operation &&
link->u.mgd.conn.mode >= IEEE80211_CONN_MODE_VHT) {
elems->vht_operation = bss_elems->vht_operation;
sdata_info(sdata,
"AP bug: VHT operation missing from AssocResp\n");
}
if (is_5ghz) {
if (!elems->vht_cap_elem && bss_elems->vht_cap_elem &&
link->u.mgd.conn.mode >= IEEE80211_CONN_MODE_VHT) {
elems->vht_cap_elem = bss_elems->vht_cap_elem;
sdata_info(sdata,
"AP bug: VHT capa missing from AssocResp\n");
}
if (!elems->vht_operation && bss_elems->vht_operation &&
link->u.mgd.conn.mode >= IEEE80211_CONN_MODE_VHT) {
elems->vht_operation = bss_elems->vht_operation;
sdata_info(sdata,
"AP bug: VHT operation missing from AssocResp\n");
}
}
kfree(bss_elems);
}