From patchwork Mon Nov 18 08:39:19 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zheng Bin X-Patchwork-Id: 11249075 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D66601393 for ; Mon, 18 Nov 2019 08:32:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B454F20740 for ; Mon, 18 Nov 2019 08:32:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726460AbfKRIcH (ORCPT ); Mon, 18 Nov 2019 03:32:07 -0500 Received: from szxga05-in.huawei.com ([45.249.212.191]:6247 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726420AbfKRIcH (ORCPT ); Mon, 18 Nov 2019 03:32:07 -0500 Received: from DGGEMS407-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id AF0432B04E199BEA0818; Mon, 18 Nov 2019 16:32:05 +0800 (CST) Received: from huawei.com (10.90.53.225) by DGGEMS407-HUB.china.huawei.com (10.3.19.207) with Microsoft SMTP Server id 14.3.439.0; Mon, 18 Nov 2019 16:31:56 +0800 From: zhengbin To: , , CC: Subject: [PATCH] scsi: pmcraid: remove not needed memset Date: Mon, 18 Nov 2019 16:39:19 +0800 Message-ID: <1574066359-88294-1-git-send-email-zhengbin13@huawei.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [10.90.53.225] X-CFilter-Loop: Reflected Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Fixes coccicheck warning: drivers/scsi/pmcraid.c:4711:3-21: WARNING: dma_alloc_coherent use in pinstance -> hrrq_start [ i ] already zeroes out memory, so memset is not needed Reported-by: Hulk Robot Signed-off-by: zhengbin --- drivers/scsi/pmcraid.c | 1 - 1 file changed, 1 deletion(-) -- 2.7.4 diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c index 398d2af..b0916d2 100644 --- a/drivers/scsi/pmcraid.c +++ b/drivers/scsi/pmcraid.c @@ -4720,7 +4720,6 @@ static int pmcraid_allocate_host_rrqs(struct pmcraid_instance *pinstance) return -ENOMEM; } - memset(pinstance->hrrq_start[i], 0, buffer_size); pinstance->hrrq_curr[i] = pinstance->hrrq_start[i]; pinstance->hrrq_end[i] = pinstance->hrrq_start[i] + PMCRAID_MAX_CMD - 1;