From patchwork Tue Sep 24 13:02:04 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Marc-Andr=C3=A9_Lureau?= X-Patchwork-Id: 1988932 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=I5snVgt5; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=patchwork.ozlabs.org) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4XCg871hd7z1xst for ; Tue, 24 Sep 2024 23:05:27 +1000 (AEST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1st5DQ-0002Vr-KW; Tue, 24 Sep 2024 09:04:28 -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 1st5DG-0001zB-Ea for qemu-devel@nongnu.org; Tue, 24 Sep 2024 09:04:22 -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 1st5DE-00005m-6P for qemu-devel@nongnu.org; Tue, 24 Sep 2024 09:04:18 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1727183055; 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=foZ7CWBn2Ic+QnOUkHIFPNTfKtf84lHEG4IMdgmc9Bo=; b=I5snVgt56IjHZ7KwO8EpeE2EHfmVPVpTD0Aa7ErbmttnVge4VJYNZMAgX3aB+RVq4i2VU9 QLwQN77zsYNSx6ik3CKsIwDC1ZmFv8eLt269T+yhLiUy8Bs40MPhDjXH9FYEquoMTcPe8N P1kGQcY2QrVUEcmd8k9PbmmEKD3YqRw= Received: from mx-prod-mc-02.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-304-U_IsB855P1a-UpQ4ThNYVw-1; Tue, 24 Sep 2024 09:03:07 -0400 X-MC-Unique: U_IsB855P1a-UpQ4ThNYVw-1 Received: from mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (unknown [10.30.177.4]) (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-02.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 275FE18BC622; Tue, 24 Sep 2024 13:03:04 +0000 (UTC) Received: from localhost (unknown [10.39.208.3]) by mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 0F8B630001A1; Tue, 24 Sep 2024 13:02:58 +0000 (UTC) From: marcandre.lureau@redhat.com To: qemu-devel@nongnu.org Cc: Marcel Apfelbaum , =?utf-8?q?Philippe_Mathie?= =?utf-8?q?u-Daud=C3=A9?= , Vladimir Sementsov-Ogievskiy , Hanna Reitz , Greg Kurz , Paolo Bonzini , Klaus Jensen , Stefano Garzarella , Alexandre Iooss , Eric Blake , John Snow , Pierrick Bouvier , =?utf-8?q?Alex_Benn=C3=A9e?= , Fam Zheng , "Michael S. Tsirkin" , Keith Busch , Hyman Huang , Laurent Vivier , Fabiano Rosas , Christian Schoenebeck , Stefan Hajnoczi , Mahmoud Mandour , Jesper Devantier , Peter Xu , Gerd Hoffmann , Bin Meng , Song Gao , =?utf-8?q?Da?= =?utf-8?q?niel_P=2E_Berrang=C3=A9?= , =?utf-8?q?Eugeni?= =?utf-8?q?o_P=C3=A9rez?= , Yuval Shaia , Kevin Wolf , Eduardo Habkost , qemu-block@nongnu.org, Bin Meng , =?utf-8?q?Marc-Andr=C3=A9_Lureau?= Subject: [PATCH v2 05/22] block/mirror: fix -Werror=maybe-uninitialized false-positive Date: Tue, 24 Sep 2024 17:02:04 +0400 Message-ID: <20240924130222.748369-6-marcandre.lureau@redhat.com> In-Reply-To: <20240924130222.748369-1-marcandre.lureau@redhat.com> References: <20240924130222.748369-1-marcandre.lureau@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 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=-0.09, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Marc-André Lureau ../block/mirror.c:1066:22: error: ‘iostatus’ may be used uninitialized [-Werror=maybe-uninitialized] Signed-off-by: Marc-André Lureau Reviewed-by: Vladimir Sementsov-Ogievskiy --- block/mirror.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/block/mirror.c b/block/mirror.c index 61f0a717b7..54e3a7ea9d 100644 --- a/block/mirror.c +++ b/block/mirror.c @@ -931,7 +931,7 @@ static int coroutine_fn mirror_run(Job *job, Error **errp) MirrorBDSOpaque *mirror_top_opaque = s->mirror_top_bs->opaque; BlockDriverState *target_bs = blk_bs(s->target); bool need_drain = true; - BlockDeviceIoStatus iostatus; + BlockDeviceIoStatus iostatus = BLOCK_DEVICE_IO_STATUS__MAX; int64_t length; int64_t target_length; BlockDriverInfo bdi;