diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index a8af4aafa1171798151e5ced1f9f91ffd9a149e2..682d0ab1bf899976b745e078203fa4ec21103f72 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -1435,7 +1435,7 @@ ieee80211_get_sband(struct ieee80211_sub_if_data *sdata)
 	rcu_read_lock();
 	chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
 
-	if (WARN_ON(!chanctx_conf)) {
+	if (WARN_ON_ONCE(!chanctx_conf)) {
 		rcu_read_unlock();
 		return NULL;
 	}