From: Johannes Berg Date: Wed, 20 Sep 2023 18:25:16 +0000 (+0300) Subject: wifi: mac80211: allow for_each_sta_active_link() under RCU X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=e865c827e9da4d4740746b3fa1e321fab5482e12;p=linux.git wifi: mac80211: allow for_each_sta_active_link() under RCU Since we only use this to protect the dereference and with STA mutex, we can also allow this with just RCU. Signed-off-by: Johannes Berg Signed-off-by: Gregory Greenman Link: https://lore.kernel.org/r/20230920211508.73c3e04985f4.I52ef396d693e0e381a73eade06850137d8900948@changeid Signed-off-by: Johannes Berg --- diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 5b477c35e03ba..6dbe775b9e875 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -2393,7 +2393,7 @@ static inline bool lockdep_sta_mutex_held(struct ieee80211_sta *pubsta) for (link_id = 0; link_id < ARRAY_SIZE((sta)->link); link_id++) \ if ((!(vif)->active_links || \ (vif)->active_links & BIT(link_id)) && \ - ((link_sta) = link_sta_dereference_protected(sta, link_id))) + ((link_sta) = link_sta_dereference_check(sta, link_id))) /** * enum sta_notify_cmd - sta notify command