diff --git a/drivers/net/wireguard/socket.c b/drivers/net/wireguard/socket.c
index 52b9bc83abcb..ac86e945836f 100644
--- a/drivers/net/wireguard/socket.c
+++ b/drivers/net/wireguard/socket.c
@@ -160,6 +160,7 @@ out:
 	rcu_read_unlock_bh();
 	return ret;
 #else
+	kfree_skb(skb);
 	return -EAFNOSUPPORT;
 #endif
 }