diff --git a/net/bluetooth/ecdh_helper.c b/net/bluetooth/ecdh_helper.c
index 22c8daa0b45116b2f3eeb6c99c9f8e8c2e9f9c4a..16e022f5ab276c8475d314b26366a5e57ce8c078 100644
--- a/net/bluetooth/ecdh_helper.c
+++ b/net/bluetooth/ecdh_helper.c
@@ -122,7 +122,7 @@ int compute_ecdh_secret(struct crypto_kpp *tfm, const u8 public_key[64],
 free_req:
 	kpp_request_free(req);
 free_tmp:
-	kfree(tmp);
+	kzfree(tmp);
 	return err;
 }