From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 249A6C6778C for ; Thu, 5 Jul 2018 05:24:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B15072086E for ; Thu, 5 Jul 2018 05:24:28 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B15072086E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=davemloft.net Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753437AbeGEFY0 (ORCPT ); Thu, 5 Jul 2018 01:24:26 -0400 Received: from shards.monkeyblade.net ([23.128.96.9]:50748 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751746AbeGEFYY (ORCPT ); Thu, 5 Jul 2018 01:24:24 -0400 Received: from localhost (unknown [211.196.191.92]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id 0CE71108CE7DB; Wed, 4 Jul 2018 22:24:22 -0700 (PDT) Date: Thu, 05 Jul 2018 14:24:21 +0900 (KST) Message-Id: <20180705.142421.1450664932148995979.davem@davemloft.net> To: treeze.taeung@gmail.com Cc: ast@kernel.org, daniel@iogearbox.net, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 3/4] samples/bpf: Check the error of write() and read() From: David Miller In-Reply-To: <20180704133639.11855-4-treeze.taeung@gmail.com> References: <20180704133639.11855-1-treeze.taeung@gmail.com> <20180704133639.11855-4-treeze.taeung@gmail.com> X-Mailer: Mew version 6.7 on Emacs 26 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Wed, 04 Jul 2018 22:24:24 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Taeung Song Date: Wed, 4 Jul 2018 22:36:38 +0900 > test_task_rename() and test_urandom_read() > can be failed during write() and read(), > So check the result of them. > > Reviewed-by: David Laight > Signed-off-by: Taeung Song Acked-by: David S. Miller