Received: by 2002:a05:6358:4e97:b0:b3:742d:4702 with SMTP id ce23csp1598902rwb; Fri, 12 Aug 2022 03:54:37 -0700 (PDT) X-Google-Smtp-Source: AA6agR68sGt7uU8yTDFT4JBj4OOfRyzh1S3ieusLH9nSs5WIRgZBD8L6iP5iKYovnu6CMJTNsMFS X-Received: by 2002:a17:907:3da7:b0:730:cae5:7f7d with SMTP id he39-20020a1709073da700b00730cae57f7dmr2257094ejc.711.1660301676931; Fri, 12 Aug 2022 03:54:36 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1660301676; cv=none; d=google.com; s=arc-20160816; b=XheCvacgTmWcYVrOCMMZE0WQxCUUTdoDFAZ453OHY/0wCNMQl2rdm2DSBkw38CJpFA f16swbWb31rfOMKhGaHJRZEu2sQ+CUr9xJZ+QcLyz82i9dQTGkHlpBYt7wvuZhMHAZAF fzYf8ahPtShENn5RR+5fRuJWTEbZfN9cTyGVJDV9emFkNUJi87ORSLCqnDaz3nAfJjEt RS55FyeOCOcjMbx7UcqjHEjcSyzZ6uBtX9+nWckmlbvwaT3uTc/0DQ9WCOiNEx3vycyC Kz945xo1IWMRT5nbzK06qbtvkDNCEPXngERoHnf3efkTZAF4DSlSCWxWUsKilshtLWlx 6acg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:references:in-reply-to:message-id:date:subject :cc:to:from; bh=lJWyHPrjNpCKYShff/rmlp0SIA9aSA6nZiNVC+YvlkA=; b=J8hR0op+pajLXl+xSZijRQX+iNCzSNI9TJbsbj3e/ylYSK1ziRD5qaMPxdi2iqb2lK nHoE1SB6WRKZAJ3DVXcrBrEs5QJH2g4uhf8kxuDwDAWyDv/HHtMtw4CaOPqJomw2xkQk lfquoX5X62Jm5NVhe9hJzJYLaeP2/NSHwFT4aLQjElTz1aPoUqxD9LkFGXPkhSsYW4fx xGQvrud8Ba/EgnR8XeyHpHrChaCVSPhI7E57ATM6/DW299qkR6yK3vCqn2BikNyLVo83 ViWMeK3ZUohAYdIztkrs8eBlGoldz45hhrNa2i1+K6Es6MVr3+DW7zojrKWhT+dMu5kn vbwQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id kt27-20020a170906aadb00b00732f74db44dsi1444823ejb.17.2022.08.12.03.54.10; Fri, 12 Aug 2022 03:54:36 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237856AbiHLKaQ (ORCPT + 99 others); Fri, 12 Aug 2022 06:30:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60104 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232433AbiHLKaO (ORCPT ); Fri, 12 Aug 2022 06:30:14 -0400 Received: from mail.nfschina.com (unknown [IPv6:2400:dd01:100f:2:72e2:84ff:fe10:5f45]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id CC430A9; Fri, 12 Aug 2022 03:30:11 -0700 (PDT) Received: from localhost (unknown [127.0.0.1]) by mail.nfschina.com (Postfix) with ESMTP id 837E91E80D9D; Fri, 12 Aug 2022 18:27:59 +0800 (CST) X-Virus-Scanned: amavisd-new at test.com Received: from mail.nfschina.com ([127.0.0.1]) by localhost (mail.nfschina.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id L2B5n7LVHWzq; Fri, 12 Aug 2022 18:27:56 +0800 (CST) Received: from localhost.localdomain (unknown [219.141.250.2]) (Authenticated sender: kunyu@nfschina.com) by mail.nfschina.com (Postfix) with ESMTPA id D735B1E80CB7; Fri, 12 Aug 2022 18:27:56 +0800 (CST) From: Li kunyu To: pbonzini@redhat.com Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Li kunyu Subject: [PATCH 4/5] kvm/kvm_main: The npages variable does not need to be initialized and assigned, it is used after assignment Date: Fri, 12 Aug 2022 18:30:09 +0800 Message-Id: <20220812103009.8362-1-kunyu@nfschina.com> X-Mailer: git-send-email 2.18.2 In-Reply-To: <20220812101523.8066-1-kunyu@nfschina.com> References: <20220812101523.8066-1-kunyu@nfschina.com> X-Spam-Status: No, score=-1.1 required=5.0 tests=BAYES_00,RDNS_NONE, SPF_HELO_NONE,SPF_NONE,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The npages variable does not need to be initialized and assigned, it is first assigned before it is used. Signed-off-by: Li kunyu --- virt/kvm/kvm_main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 82f2b90718a9..f047799bf19b 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -2516,7 +2516,7 @@ static int hva_to_pfn_slow(unsigned long addr, bool *async, bool write_fault, { unsigned int flags = FOLL_HWPOISON; struct page *page; - int npages = 0; + int npages; might_sleep(); -- 2.18.2