diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 50108fdb9361..7e1b6a9d9f3a 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -354,6 +354,8 @@ static int ieee80211_check_concurrent_iface(struct ieee80211_sub_if_data *sdata,
 	/* we hold the RTNL here so can safely walk the list */
 	list_for_each_entry(nsdata, &local->interfaces, list) {
 		if (nsdata != sdata && ieee80211_sdata_running(nsdata)) {
+			struct ieee80211_link_data *link;
+
 			/*
 			 * Only OCB and monitor mode may coexist
 			 */
@@ -380,8 +382,10 @@ static int ieee80211_check_concurrent_iface(struct ieee80211_sub_if_data *sdata,
 			 * will not add another interface while any channel
 			 * switch is active.
 			 */
-			if (nsdata->vif.bss_conf.csa_active)
-				return -EBUSY;
+			for_each_link_data(nsdata, link) {
+				if (link->conf->csa_active)
+					return -EBUSY;
+			}
 
 			/*
 			 * The remaining checks are only performed for interfaces