Received: by 2002:a05:6a10:9848:0:0:0:0 with SMTP id x8csp401205pxf; Wed, 31 Mar 2021 06:22:41 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyUMTR5DEndVobBKqkf3Om0xcJcmOyRUD7inFmanlnWHyCXim21ACQkpNFKcFigDw84r5EX X-Received: by 2002:a05:6402:14cc:: with SMTP id f12mr3854349edx.19.1617196961335; Wed, 31 Mar 2021 06:22:41 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1617196961; cv=none; d=google.com; s=arc-20160816; b=N7Af23b0eLxF0d7vEtfdc6bycMxnJCzZ125a3tqSchd0rfl5YFwrj2YM91mQ+0pG+S pYYdIzfsYD20FhbLajNV+/dkb7uUJRoQ9acMla2Sj3ty/cpqxZys/guKQiUHp/f5oipn RZ0obp/10mxMi8nUQGOm3lMK2fYhUfRGReOcjMKWXsYFbpfTBNJ6Q/yzSJqmCbht5wkg tqQ8RlhbECNXsSxFi+jfp0QkCNhky1266UcJUYzybkymE+4Y6PshdVsOBFwlqn662TZz smqKIOVisQwzl5xDtaAGHZwtMhr+xlq6fXg4btSAhc8Pl4g/cX7I/+eFxFzGcPoqiaJU D4+A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from; bh=y31J8w7RfJTcUNYjZOi6vHWwMVY8xOciir3BJuI+qd8=; b=MleapOzISzTCM2eC9VsrjxYttb+bj5wyOsRXA2/f9ydAVLDJFh9pZlaIlCEVMOvsr5 OTkWjJ+2+8+j0BHmGEDaNJtySMQmC9Fumm4Uba255Sg0j+R4Op5gf5EBz3M8pEEksrXu g2/Lcxul2FSWbkI3tgInM4Qqf89dBC4lbWiy4fZmY6VrXzUg4SPZKrFRlT16Nnt+gQt3 VxGC6oK2f3DMVrciewFJIQGXFA3ZPLQDTdQIjUjTfJK875kI8v13zTu0FVKLcOd86OAw 5kfLdR5YmqYjSxfS+OeREqPWdW6BPzduO7tGHvHbllPf1pAvddqpnHk26ScLUrj0ydKx E5Wg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=vivo.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id bs1si1788555edb.64.2021.03.31.06.22.17; Wed, 31 Mar 2021 06:22:41 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=vivo.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235834AbhCaNVh (ORCPT + 99 others); Wed, 31 Mar 2021 09:21:37 -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