From patchwork Sat Nov 5 09:53:57 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "yekai \(A\)" X-Patchwork-Id: 621822 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8A0D6C4321E for ; Sat, 5 Nov 2022 10:00:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229699AbiKEKAB (ORCPT ); Sat, 5 Nov 2022 06:00:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33972 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229670AbiKEKAA (ORCPT ); Sat, 5 Nov 2022 06:00:00 -0400 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 279D9193F6; Sat, 5 Nov 2022 02:59:59 -0700 (PDT) Received: from dggpeml500020.china.huawei.com (unknown [172.30.72.55]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4N4Cf16dn5zRnsC; Sat, 5 Nov 2022 17:59:53 +0800 (CST) Received: from dggpeml100012.china.huawei.com (7.185.36.121) by dggpeml500020.china.huawei.com (7.185.36.88) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Sat, 5 Nov 2022 17:59:57 +0800 Received: from huawei.com (10.67.165.24) by dggpeml100012.china.huawei.com (7.185.36.121) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Sat, 5 Nov 2022 17:59:57 +0800 From: Kai Ye To: CC: , , , Subject: [PATCH v2 4/4] crypto: hisilicon/debugfs - delete redundant null assignment operations Date: Sat, 5 Nov 2022 09:53:57 +0000 Message-ID: <20221105095357.21199-5-yekai13@huawei.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20221105095357.21199-1-yekai13@huawei.com> References: <20221105095357.21199-1-yekai13@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.67.165.24] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To dggpeml100012.china.huawei.com (7.185.36.121) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org There is no security data in the pointer. It is only a value transferred as a structure. So not need to set the pointer to null. Signed-off-by: Kai Ye --- drivers/crypto/hisilicon/debugfs.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/crypto/hisilicon/debugfs.c b/drivers/crypto/hisilicon/debugfs.c index 9f1bfabd7ae2..bcd5cdaea736 100644 --- a/drivers/crypto/hisilicon/debugfs.c +++ b/drivers/crypto/hisilicon/debugfs.c @@ -822,7 +822,6 @@ static void dfx_regs_uninit(struct hisi_qm *qm, dregs[i].regs = NULL; } kfree(dregs); - dregs = NULL; } static struct dfx_diff_registers *dfx_regs_init(struct hisi_qm *qm,