From nobody Wed Oct 23 00:33:29 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1727684266; cv=none; d=zohomail.com; s=zohoarc; b=RAN2SXCYW1TnT7YTLu9yZdo/hrAF4WaNKaMuVmXhv5E7BB8MCqM3WPc89eU7KGh2iE06CgF3ixZ50D4mNOH/ZAOtZXGF2UozSrXu3wX6vHXoXf8wJgWYmdjuc5CmQ2jyQQ5Tk3M51MP6opFTcUDlsn6duFwrQaaw/PAIn59fIys= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1727684266; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=VtGkZhaSX+IxfoOdKjEfBlvK3kKNfL8AG2v9Iw0B/NQ=; b=BpgFtAR5CRCQCb4CwrNWyMENOy6U9kPNel+MLGYMLVRDuS0RrPraTIxoLXF/m5a+YeWQ3Wzj8vJwXo7m/nv/wJvAHpYEMvsohwjuNvZFGphCgLh5GikyNxNGiZu6Edp5SEVL/l3NMQO2ZOr7j3Wck+Vus6xbebTr6XIWR7y6i4g= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1727684266772216.00491584256315; Mon, 30 Sep 2024 01:17:46 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1svBb9-0007MI-IJ; Mon, 30 Sep 2024 04:17:39 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1svBZt-0003jH-Ht for qemu-devel@nongnu.org; Mon, 30 Sep 2024 04:16:27 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1svBZl-0005jP-Qc for qemu-devel@nongnu.org; Mon, 30 Sep 2024 04:16:15 -0400 Received: from mx-prod-mc-04.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-452--SAoFAuxOiiKu13R-OO-6A-1; Mon, 30 Sep 2024 04:16:10 -0400 Received: from mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com (unknown [10.30.177.15]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-04.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 21D8A193584E; Mon, 30 Sep 2024 08:16:07 +0000 (UTC) Received: from localhost (unknown [10.39.208.36]) by mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id C7B7819373D7; Mon, 30 Sep 2024 08:16:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1727684173; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=VtGkZhaSX+IxfoOdKjEfBlvK3kKNfL8AG2v9Iw0B/NQ=; b=ATVAHe9e9zHW5m4804mRlsS8kwcvkTrToju13v5ZqXkA0QhuaTBCF5VP22cMweo+ScCx1C L33+UvGpk071+8KugwMvRPDphqbAVeocV+2ZNUvo4Zqsqq3DmoSC11drM8WmUwOSzlyt90 1iqs5AODgY5kihi6Cs5wjjNqU59gI20= X-MC-Unique: -SAoFAuxOiiKu13R-OO-6A-1 From: marcandre.lureau@redhat.com To: qemu-devel@nongnu.org Cc: Hanna Reitz , Christian Schoenebeck , Fam Zheng , Song Gao , =?UTF-8?q?Alex=20Benn=C3=A9e?= , Pierrick Bouvier , Mahmoud Mandour , qemu-block@nongnu.org, Laurent Vivier , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Vladimir Sementsov-Ogievskiy , Greg Kurz , =?UTF-8?q?Eugenio=20P=C3=A9rez?= , Gerd Hoffmann , Bin Meng , Fabiano Rosas , Eric Blake , Hyman Huang , Kevin Wolf , Stefano Garzarella , "Michael S. Tsirkin" , Alexandre Iooss , Marcel Apfelbaum , John Snow , Eduardo Habkost , Jesper Devantier , Peter Xu , Stefan Hajnoczi , Klaus Jensen , Keith Busch , Paolo Bonzini , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Yuval Shaia , Bin Meng , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= Subject: [PATCH v3 08/22] hw/ahci: fix -Werror=maybe-uninitialized false-positive Date: Mon, 30 Sep 2024 12:14:43 +0400 Message-ID: <20240930081458.1926382-9-marcandre.lureau@redhat.com> In-Reply-To: <20240930081458.1926382-1-marcandre.lureau@redhat.com> References: <20240930081458.1926382-1-marcandre.lureau@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.0 on 10.30.177.15 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.133.124; envelope-from=marcandre.lureau@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.095, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1727684267192116600 From: Marc-Andr=C3=A9 Lureau ../hw/ide/ahci.c:989:58: error: =E2=80=98tbl_entry_size=E2=80=99 may be use= d uninitialized [-Werror=3Dmaybe-uninitialized] Signed-off-by: Marc-Andr=C3=A9 Lureau Reviewed-by: Manos Pitsidianakis --- hw/ide/ahci.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/hw/ide/ahci.c b/hw/ide/ahci.c index 7fc2a08df2..0eb24304ee 100644 --- a/hw/ide/ahci.c +++ b/hw/ide/ahci.c @@ -948,7 +948,6 @@ static int ahci_populate_sglist(AHCIDevice *ad, QEMUSGL= ist *sglist, uint64_t sum =3D 0; int off_idx =3D -1; int64_t off_pos =3D -1; - int tbl_entry_size; IDEBus *bus =3D &ad->port; BusState *qbus =3D BUS(bus); =20 @@ -976,6 +975,8 @@ static int ahci_populate_sglist(AHCIDevice *ad, QEMUSGL= ist *sglist, /* Get entries in the PRDT, init a qemu sglist accordingly */ if (prdtl > 0) { AHCI_SG *tbl =3D (AHCI_SG *)prdt; + int tbl_entry_size =3D 0; + sum =3D 0; for (i =3D 0; i < prdtl; i++) { tbl_entry_size =3D prdt_tbl_entry_size(&tbl[i]); --=20 2.45.2.827.g557ae147e6