diff --git a/net/bluetooth/ecdh_helper.c b/net/bluetooth/ecdh_helper.c
index 22c8daa0b451..16e022f5ab27 100644
--- a/net/bluetooth/ecdh_helper.c
+++ b/net/bluetooth/ecdh_helper.c
@@ -122,7 +122,7 @@ free_all:
 free_req:
 	kpp_request_free(req);
 free_tmp:
-	kfree(tmp);
+	kzfree(tmp);
 	return err;
 }