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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 AFE71C43618 for ; Wed, 31 Mar 2021 13:21:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8DA70619DD for ; Wed, 31 Mar 2021 13:21:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235838AbhCaNVj (ORCPT ); Wed, 31 Mar 2021 09:21:39 -0400 Received: from mail-m121143.qiye.163.com ([115.236.121.143]:34808 "EHLO mail-m121143.qiye.163.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235782AbhCaNVL (ORCPT ); Wed, 31 Mar 2021 09:21:11 -0400 Received: from ubuntu.localdomain (unknown [36.152.145.181]) by mail-m121143.qiye.163.com (Hmail) with ESMTPA id 905A3540483; Wed, 31 Mar 2021 21:12:26 +0800 (CST) From: Bernard Zhao To: Felix Kuehling , Alex Deucher , =?UTF-8?q?Christian=20K=C3=B6nig?= , David Airlie , Daniel Vetter , amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Cc: opensource.kernel@vivo.com, Bernard Zhao Subject: [PATCH] drm/amd: use kmalloc_array over kmalloc with multiply Date: Wed, 31 Mar 2021 06:12:18 -0700 Message-Id: <20210331131218.60768-1-bernard@vivo.com> X-Mailer: git-send-email 2.31.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-HM-Spam-Status: e1kfGhgUHx5ZQUtXWQgYFAkeWUFZS1VLWVdZKFlBSE83V1ktWUFJV1kPCR oVCBIfWUFZQhkaQ01PSxlCSUsfVkpNSkxKQk1IT01DQ0xVEwETFhoSFyQUDg9ZV1kWGg8SFR0UWU FZT0tIVUpKS0hOSFVLWQY+ X-HM-Sender-Digest: e1kMHhlZQR0aFwgeV1kSHx4VD1lBWUc6OhA6EAw6TT8PHjUaTig1NAIY ChIKCilVSlVKTUpMSkJNSE9MSkhMVTMWGhIXVRkeCRUaCR87DRINFFUYFBZFWVdZEgtZQVlITVVK TklVSk9OVUpDSllXWQgBWUFJSkhMNwY+ X-HM-Tid: 0a788869edbcb038kuuu905a3540483 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Fix patch check warning: WARNING: Prefer kmalloc_array over kmalloc with multiply + buf = kmalloc(MAX_KFIFO_SIZE * sizeof(*buf), GFP_KERNEL); Signed-off-by: Bernard Zhao --- drivers/gpu/drm/amd/amdkfd/kfd_smi_events.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_smi_events.c b/drivers/gpu/drm/amd/amdkfd/kfd_smi_events.c index 17d1736367ea..246522423559 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_smi_events.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_smi_events.c @@ -81,7 +81,7 @@ static ssize_t kfd_smi_ev_read(struct file *filep, char __user *user, struct kfd_smi_client *client = filep->private_data; unsigned char *buf; - buf = kmalloc(MAX_KFIFO_SIZE * sizeof(*buf), GFP_KERNEL); + buf = kmalloc_array(MAX_KFIFO_SIZE, sizeof(*buf), GFP_KERNEL); if (!buf) return -ENOMEM; -- 2.31.0