diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c
index 49447668cbf3..3604a8e15df0 100644
--- a/drivers/net/wireless/realtek/rtw89/core.c
+++ b/drivers/net/wireless/realtek/rtw89/core.c
@@ -5239,7 +5239,8 @@ int rtw89_core_mlsr_switch(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif,
 	if (unlikely(!ieee80211_vif_is_mld(vif)))
 		return -EOPNOTSUPP;
 
-	if (unlikely(!(usable_links & BIT(link_id)))) {
+	if (unlikely(link_id >= IEEE80211_MLD_MAX_NUM_LINKS ||
+		     !(usable_links & BIT(link_id)))) {
 		rtw89_warn(rtwdev, "%s: link id %u is not usable\n", __func__,
 			   link_id);
 		return -ENOLINK;