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/tdls.c | |
| parent | wifi: mac80211: ethtool: use deflink for now (diff) | |
| download | wireguard-linux-c71420db653aba30a234d1e4cf86dde376e604fa.tar.xz wireguard-linux-c71420db653aba30a234d1e4cf86dde376e604fa.zip | |
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/tdls.c')
| -rw-r--r-- | net/mac80211/tdls.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c index 4fc120c64022..c531fa17f426 100644 --- a/net/mac80211/tdls.c +++ b/net/mac80211/tdls.c @@ -308,7 +308,8 @@ ieee80211_tdls_chandef_vht_upgrade(struct ieee80211_sub_if_data *sdata, /* IEEE802.11ac-2013 Table E-4 */ u16 centers_80mhz[] = { 5210, 5290, 5530, 5610, 5690, 5775 }; struct cfg80211_chan_def uc = sta->tdls_chandef; - enum nl80211_chan_width max_width = ieee80211_sta_cap_chan_bw(sta, 0); + enum nl80211_chan_width max_width = + ieee80211_sta_cap_chan_bw(&sta->deflink); int i; /* only support upgrading non-narrow channels up to 80Mhz */ @@ -1268,7 +1269,7 @@ static void iee80211_tdls_recalc_chanctx(struct ieee80211_sub_if_data *sdata, enum ieee80211_sta_rx_bandwidth bw; bw = ieee80211_chan_width_to_rx_bw(conf->def.width); - bw = min(bw, ieee80211_sta_cap_rx_bw(sta, 0)); + bw = min(bw, ieee80211_sta_cap_rx_bw(&sta->deflink)); if (bw != sta->sta.deflink.bandwidth) { sta->sta.deflink.bandwidth = bw; rate_control_rate_update(local, sband, sta, 0, |