Link ID to store chandef is still being used as 0 even in case of MLO which is incorrect. This leads to issue during CAC completion where link 0 as well gets stopped. Fixes: 0b7798232eee ("wifi: cfg80211/mac80211: use proper link ID for DFS") Signed-off-by: Aditya Kumar Singh <aditya.kumar.singh@xxxxxxxxxxxxxxxx> --- net/wireless/nl80211.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index aee49d43cf862de684194e8f7b40dbc6a1654707..90baa19f4e845443669d9476c49faf426a3bcc77 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -10177,7 +10177,7 @@ static int nl80211_start_radar_detection(struct sk_buff *skb, switch (wdev->iftype) { case NL80211_IFTYPE_AP: case NL80211_IFTYPE_P2P_GO: - wdev->links[0].ap.chandef = chandef; + wdev->links[link_id].ap.chandef = chandef; break; case NL80211_IFTYPE_ADHOC: wdev->u.ibss.chandef = chandef; --- base-commit: 54be64fdf3ba6dbad2f5c48e466e1db43ad74bca change-id: 20250305-fix_starting_cac_during_mlo-fbc4134423b9