diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 4536a122c4bc..5595c2a94939 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -510,7 +510,7 @@ ieee80211_get_sband_iftype_data(const struct ieee80211_supported_band *sband,
 {
 	int i;
 
-	if (WARN_ON(iftype >= NL80211_IFTYPE_MAX))
+	if (WARN_ON(iftype >= NUM_NL80211_IFTYPES))
 		return NULL;
 
 	if (iftype == NL80211_IFTYPE_AP_VLAN)