From patchwork Tue Dec 29 13:51:54 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zheng Yongjun X-Patchwork-Id: 11992415 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,URIBL_BLOCKED,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 77A92C433E6 for ; Tue, 29 Dec 2020 13:52:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2DCDB207C9 for ; Tue, 29 Dec 2020 13:52:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726472AbgL2NwT (ORCPT ); Tue, 29 Dec 2020 08:52:19 -0500 Received: from szxga04-in.huawei.com ([45.249.212.190]:9696 "EHLO szxga04-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726515AbgL2NwT (ORCPT ); Tue, 29 Dec 2020 08:52:19 -0500 Received: from DGGEMS401-HUB.china.huawei.com (unknown [172.30.72.58]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4D4wly4ZVzzkx7l; Tue, 29 Dec 2020 21:50:22 +0800 (CST) Received: from ubuntu.network (10.175.138.68) by DGGEMS401-HUB.china.huawei.com (10.3.19.201) with Microsoft SMTP Server id 14.3.498.0; Tue, 29 Dec 2020 21:51:15 +0800 From: Zheng Yongjun To: , , , CC: , Zheng Yongjun Subject: [PATCH -next] tpm: Use kzalloc for allocating only one thing Date: Tue, 29 Dec 2020 21:51:54 +0800 Message-ID: <20201229135154.23648-1-zhengyongjun3@huawei.com> X-Mailer: git-send-email 2.22.0 MIME-Version: 1.0 X-Originating-IP: [10.175.138.68] X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-integrity@vger.kernel.org Use kzalloc rather than kcalloc(1,...) The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // @@ @@ - kcalloc(1, + kzalloc( ...) // Signed-off-by: Zheng Yongjun --- drivers/char/tpm/tpm1-cmd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/char/tpm/tpm1-cmd.c b/drivers/char/tpm/tpm1-cmd.c index ca7158fa6e6c..4d8415e3b778 100644 --- a/drivers/char/tpm/tpm1-cmd.c +++ b/drivers/char/tpm/tpm1-cmd.c @@ -794,7 +794,7 @@ int tpm1_pm_suspend(struct tpm_chip *chip, u32 tpm_suspend_pcr) */ int tpm1_get_pcr_allocation(struct tpm_chip *chip) { - chip->allocated_banks = kcalloc(1, sizeof(*chip->allocated_banks), + chip->allocated_banks = kzalloc(sizeof(*chip->allocated_banks), GFP_KERNEL); if (!chip->allocated_banks) return -ENOMEM;