diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2022-09-21 23:01:46 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2022-10-07 15:24:18 +0200 |
| commit | 85176a3fcd9748558cff72d4cdff5465b8732282 (patch) | |
| tree | 8f07137e60e7ec42c69faebb3c7452742185eb65 /net/mac80211 | |
| parent | 78a6a43aaf87180ec7425a2a90468e1b4d09a1ec (diff) | |
| download | lwn-85176a3fcd9748558cff72d4cdff5465b8732282.tar.gz lwn-85176a3fcd9748558cff72d4cdff5465b8732282.zip | |
wifi: mac80211: check link ID in auth/assoc continuation
Ensure that the link ID matches in auth/assoc continuation,
otherwise we need to reset all the data.
Fixes: 81151ce462e5 ("wifi: mac80211: support MLO authentication/association with one link")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
| -rw-r--r-- | net/mac80211/ieee80211_i.h | 1 | ||||
| -rw-r--r-- | net/mac80211/mlme.c | 7 |
2 files changed, 6 insertions, 2 deletions
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 517a50abdb09..b704656027db 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -390,6 +390,7 @@ struct ieee80211_mgd_auth_data { bool done, waiting; bool peer_confirmed; bool timeout_started; + int link_id; u8 ap_addr[ETH_ALEN] __aligned(2); diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 1ad0bf3bfcae..c46f355265ee 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -6702,6 +6702,7 @@ int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata, req->ap_mld_addr ?: req->bss->bssid, ETH_ALEN); auth_data->bss = req->bss; + auth_data->link_id = req->link_id; if (req->auth_data_len >= 4) { if (req->auth_type == NL80211_AUTHTYPE_SAE) { @@ -6720,7 +6721,8 @@ int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata, * removal and re-addition of the STA entry in * ieee80211_prep_connection(). */ - cont_auth = ifmgd->auth_data && req->bss == ifmgd->auth_data->bss; + cont_auth = ifmgd->auth_data && req->bss == ifmgd->auth_data->bss && + ifmgd->auth_data->link_id == req->link_id; if (req->ie && req->ie_len) { memcpy(&auth_data->data[auth_data->data_len], @@ -7044,7 +7046,8 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata, /* keep sta info, bssid if matching */ match = ether_addr_equal(ifmgd->auth_data->ap_addr, - assoc_data->ap_addr); + assoc_data->ap_addr) && + ifmgd->auth_data->link_id == req->link_id; ieee80211_destroy_auth_data(sdata, match); } |