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=-1.0 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 BDE30C28CF6 for ; Wed, 1 Aug 2018 07:45:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 73B0820844 for ; Wed, 1 Aug 2018 07:45:31 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 73B0820844 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com 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 S2387631AbeHAJ3v (ORCPT ); Wed, 1 Aug 2018 05:29:51 -0400 Received: from szxga05-in.huawei.com ([45.249.212.191]:10205 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S2387411AbeHAJ3v (ORCPT ); Wed, 1 Aug 2018 05:29:51 -0400 Received: from DGGEMS406-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 71FD99F0507B9; Wed, 1 Aug 2018 15:45:22 +0800 (CST) Received: from [10.177.253.249] (10.177.253.249) by smtp.huawei.com (10.3.19.206) with Microsoft SMTP Server id 14.3.399.0; Wed, 1 Aug 2018 15:45:22 +0800 To: Dominique Martinet CC: "akpm@linux-foundation.org" , "Eric Van Hensbergen" , Ron Minnich , "Latchesar Ionkov" , Linux Kernel Mailing List , , "Greg Kurz" From: piaojun Subject: [PATCH] net/9p/trans_virtio.c: add a terminal char for mount tag Message-ID: <5B6164F6.60004@huawei.com> Date: Wed, 1 Aug 2018 15:44:54 +0800 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.2.0 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Originating-IP: [10.177.253.249] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org chan->tag has no terminal char at last which will result in printing messy code when debugging code. So we should add '\0' for tag. Signed-off-by: Jun Piao --- net/9p/trans_virtio.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c index d422bfc..49d71d6 100644 --- a/net/9p/trans_virtio.c +++ b/net/9p/trans_virtio.c @@ -585,7 +585,7 @@ static int p9_virtio_probe(struct virtio_device *vdev) err = -EINVAL; goto out_free_vq; } - tag = kmalloc(tag_len, GFP_KERNEL); + tag = kzalloc(tag_len + 1, GFP_KERNEL); if (!tag) { err = -ENOMEM; goto out_free_vq; --