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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=unavailable 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 0FA1CC32764 for ; Thu, 2 Jan 2020 01:51:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E3696208C3 for ; Thu, 2 Jan 2020 01:51:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727589AbgABBvk (ORCPT ); Wed, 1 Jan 2020 20:51:40 -0500 Received: from szxga06-in.huawei.com ([45.249.212.32]:53984 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725895AbgABBvj (ORCPT ); Wed, 1 Jan 2020 20:51:39 -0500 Received: from DGGEMS408-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id 3D352BF1F07AC17C3AF6; Thu, 2 Jan 2020 09:51:37 +0800 (CST) Received: from localhost.localdomain.localdomain (10.175.113.25) by DGGEMS408-HUB.china.huawei.com (10.3.19.208) with Microsoft SMTP Server id 14.3.439.0; Thu, 2 Jan 2020 09:51:29 +0800 From: Chen Zhou To: , CC: , , Subject: [PATCH next] scsi: pmcraid: replace dma_pool_alloc + memset with dma_pool_zalloc Date: Thu, 2 Jan 2020 09:47:38 +0800 Message-ID: <20200102014738.139575-1-chenzhou10@huawei.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-Originating-IP: [10.175.113.25] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use dma_pool_zalloc rather than dma_pool_alloc followed by memset with 0. Signed-off-by: Chen Zhou --- drivers/scsi/pmcraid.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c index 7eb88fe..aa9ae2a 100644 --- a/drivers/scsi/pmcraid.c +++ b/drivers/scsi/pmcraid.c @@ -4652,7 +4652,7 @@ static int pmcraid_allocate_control_blocks(struct pmcraid_instance *pinstance) for (i = 0; i < PMCRAID_MAX_CMD; i++) { pinstance->cmd_list[i]->ioa_cb = - dma_pool_alloc( + dma_pool_zalloc( pinstance->control_pool, GFP_KERNEL, &(pinstance->cmd_list[i]->ioa_cb_bus_addr)); @@ -4661,8 +4661,6 @@ static int pmcraid_allocate_control_blocks(struct pmcraid_instance *pinstance) pmcraid_release_control_blocks(pinstance, i); return -ENOMEM; } - memset(pinstance->cmd_list[i]->ioa_cb, 0, - sizeof(struct pmcraid_control_block)); } return 0; } -- 2.7.4