From patchwork Thu Aug 27 11:03:02 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chen Qun X-Patchwork-Id: 11740525 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 8831D17CF for ; Thu, 27 Aug 2020 11:06:01 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 69EEE22CAE for ; Thu, 27 Aug 2020 11:06:01 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 69EEE22CAE Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:49098 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kBFjE-0006JV-KS for patchwork-qemu-devel@patchwork.kernel.org; Thu, 27 Aug 2020 07:06:00 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:51028) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kBFi8-0004S0-IU; Thu, 27 Aug 2020 07:04:52 -0400 Received: from szxga07-in.huawei.com ([45.249.212.35]:55878 helo=huawei.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kBFi6-0007YW-MO; Thu, 27 Aug 2020 07:04:52 -0400 Received: from DGGEMS408-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 7A12B32A161703756873; Thu, 27 Aug 2020 19:04:45 +0800 (CST) Received: from huawei.com (10.175.104.175) by DGGEMS408-HUB.china.huawei.com (10.3.19.208) with Microsoft SMTP Server id 14.3.487.0; Thu, 27 Aug 2020 19:04:24 +0800 From: Chen Qun To: , Subject: [PATCH v3 01/10] hw/arm/virt-acpi-build:Remove dead assignment in build_madt() Date: Thu, 27 Aug 2020 19:03:02 +0800 Message-ID: <20200827110311.164316-2-kuhn.chenqun@huawei.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200827110311.164316-1-kuhn.chenqun@huawei.com> References: <20200827110311.164316-1-kuhn.chenqun@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.104.175] X-CFilter-Loop: Reflected Received-SPF: pass client-ip=45.249.212.35; envelope-from=kuhn.chenqun@huawei.com; helo=huawei.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/08/27 05:22:41 X-ACL-Warn: Detected OS = Linux 3.11 and newer [fuzzy] X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , zhang.zhanghailiang@huawei.com, "Michael S. Tsirkin" , pannengyuan@huawei.com, Euler Robot , Li Qiang , Shannon Zhao , qemu-arm@nongnu.org, Igor Mammedov , Chen Qun Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" Clang static code analyzer show warning: hw/arm/virt-acpi-build.c:641:5: warning: Value stored to 'madt' is never read madt = acpi_data_push(table_data, sizeof *madt); ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Reported-by: Euler Robot Signed-off-by: Chen Qun Reviewed-by: Igor Mammedov Reviewed-by: Li Qiang --- Cc: Shannon Zhao Cc: Peter Maydell Cc: "Michael S. Tsirkin" Cc: Igor Mammedov Cc: qemu-arm@nongnu.org --- hw/arm/virt-acpi-build.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c index 91f0df7b13..f830f9b779 100644 --- a/hw/arm/virt-acpi-build.c +++ b/hw/arm/virt-acpi-build.c @@ -633,12 +633,11 @@ build_madt(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms) int madt_start = table_data->len; const MemMapEntry *memmap = vms->memmap; const int *irqmap = vms->irqmap; - AcpiMultipleApicTable *madt; AcpiMadtGenericDistributor *gicd; AcpiMadtGenericMsiFrame *gic_msi; int i; - madt = acpi_data_push(table_data, sizeof *madt); + acpi_data_push(table_data, sizeof(AcpiMultipleApicTable)); gicd = acpi_data_push(table_data, sizeof *gicd); gicd->type = ACPI_APIC_GENERIC_DISTRIBUTOR;