From nobody Tue Jun 30 04:49:06 2026 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 86079C433EF for ; Tue, 25 Jan 2022 12:51:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1455287AbiAYMvo (ORCPT ); Tue, 25 Jan 2022 07:51:44 -0500 Received: from szxga01-in.huawei.com ([45.249.212.187]:35866 "EHLO szxga01-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1457321AbiAYMtT (ORCPT ); Tue, 25 Jan 2022 07:49:19 -0500 Received: from canpemm500002.china.huawei.com (unknown [172.30.72.55]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4Jjmqc4SPtzcchG; Tue, 25 Jan 2022 20:48:28 +0800 (CST) Received: from huawei.com (10.175.124.27) by canpemm500002.china.huawei.com (7.192.104.244) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.21; Tue, 25 Jan 2022 20:49:17 +0800 From: Miaohe Lin To: , CC: , , Subject: [PATCH] mm/hmm.c: remove unneeded local variable ret Date: Tue, 25 Jan 2022 20:48:33 +0800 Message-ID: <20220125124833.39718-1-linmiaohe@huawei.com> X-Mailer: git-send-email 2.23.0 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.175.124.27] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To canpemm500002.china.huawei.com (7.192.104.244) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The local variable ret is always 0. Remove it to make code more tight. Signed-off-by: Miaohe Lin Reviewed-by: Muchun Song --- mm/hmm.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/mm/hmm.c b/mm/hmm.c index bd56641c79d4..af71aac3140e 100644 --- a/mm/hmm.c +++ b/mm/hmm.c @@ -417,7 +417,6 @@ static int hmm_vma_walk_pud(pud_t *pudp, unsigned long = start, unsigned long end, struct hmm_range *range =3D hmm_vma_walk->range; unsigned long addr =3D start; pud_t pud; - int ret =3D 0; spinlock_t *ptl =3D pud_trans_huge_lock(pudp, walk->vma); =20 if (!ptl) @@ -466,7 +465,7 @@ static int hmm_vma_walk_pud(pud_t *pudp, unsigned long = start, unsigned long end, =20 out_unlock: spin_unlock(ptl); - return ret; + return 0; } #else #define hmm_vma_walk_pud NULL --=20 2.23.0