diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2022-06-15 09:20:45 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2022-06-20 12:57:08 +0200 |
| commit | c71420db653aba30a234d1e4cf86dde376e604fa (patch) | |
| tree | 1e29e5b76bc2b04a6a3e93f9b362f3380b60558b /net/mac80211/mlme.c | |
| parent | ce6893e917862cae669af52a440d086f416c4cc6 (diff) | |
| download | linux-c71420db653aba30a234d1e4cf86dde376e604fa.tar.bz2 | |
wifi: mac80211: RCU-ify link STA pointers
We need to be able to access these in a race-free way under
traffic while adding/removing them, so RCU-ify the pointers.
This requires passing a link_sta to a lot of functions so
we don't have to do the RCU handling everywhere.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/mlme.c')
| -rw-r--r-- | net/mac80211/mlme.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index c2c997086553..01a72d1fcfcc 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -3566,12 +3566,13 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, /* Set up internal HT/VHT capabilities */ if (elems->ht_cap_elem && !(ifmgd->flags & IEEE80211_STA_DISABLE_HT)) ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband, - elems->ht_cap_elem, sta, 0); + elems->ht_cap_elem, + &sta->deflink); if (elems->vht_cap_elem && !(ifmgd->flags & IEEE80211_STA_DISABLE_VHT)) ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband, elems->vht_cap_elem, - sta, 0); + &sta->deflink); if (elems->he_operation && !(ifmgd->flags & IEEE80211_STA_DISABLE_HE) && elems->he_cap) { @@ -3579,7 +3580,7 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, elems->he_cap, elems->he_cap_len, elems->he_6ghz_capa, - sta, 0); + &sta->deflink); bss_conf->he_support = sta->sta.deflink.he_cap.has_he; if (elems->rsnx && elems->rsnx_len && @@ -3599,7 +3600,7 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata, elems->he_cap_len, elems->eht_cap, elems->eht_cap_len, - sta, 0); + &sta->deflink); bss_conf->eht_support = sta->sta.deflink.eht_cap.has_eht; } else { @@ -4378,7 +4379,8 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata, } if (sta && elems->opmode_notif) - ieee80211_vht_handle_opmode(sdata, sta, 0, + ieee80211_vht_handle_opmode(sdata, + &sta->deflink, *elems->opmode_notif, rx_status->band); mutex_unlock(&local->sta_mtx); |