diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index 2fa186258e35..aaaa5b90bfe2 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -5081,7 +5081,7 @@ static inline bool ieee80211_mle_basic_sta_prof_size_ok(const u8 *data,
 		info_len += 1;
 
 	return prof->sta_info_len >= info_len &&
-	       fixed + prof->sta_info_len <= len;
+	       fixed + prof->sta_info_len - 1 <= len;
 }
 
 /**