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Mon, 08 Feb 2021 06:29:54 -0500 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-33-5MCyVpO4P5WmCP2lNWseaw-1; Mon, 08 Feb 2021 06:29:39 -0500 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 89DE7192AB7E; Mon, 8 Feb 2021 11:29:38 +0000 (UTC) Received: from dgilbert-t580.localhost (ovpn-115-22.ams2.redhat.com [10.36.115.22]) by smtp.corp.redhat.com (Postfix) with ESMTP id 420231002388; Mon, 8 Feb 2021 11:29:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1612783781; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=3vXMSx8tBHjuAR1hOP6K8bLGwgTN6GjxBU+w/TaZl5M=; b=eUHLgWu7XbNvVykrgTkFCmt0Uhvw6DGAuTe9Pxcv30UgHWzSpJ7gyjxmwcEteEorhhogZV 22tvceIAm1k1PW9DVLlgI0lPiKhOr9yeZZEVVKAMmSklZs3ZU7m9vFDmC9hHB7v0MBUqAG BPXzw/TE2snAsmSJfBFPE0zcteSIhIc= X-MC-Unique: 5MCyVpO4P5WmCP2lNWseaw-1 From: "Dr. David Alan Gilbert (git)" To: qemu-devel@nongnu.org, andrey.gruzdev@virtuozzo.com, berrange@redhat.com, gaojinhao@huawei.com, armbru@redhat.com, mst@redhat.com, philmd@redhat.com, wainersm@redhat.com, s.reiter@proxmox.com Subject: [PULL 03/27] migration/qemu-file: Fix maybe uninitialized on qemu_get_buffer_in_place() Date: Mon, 8 Feb 2021 11:28:54 +0000 Message-Id: <20210208112918.185058-4-dgilbert@redhat.com> In-Reply-To: <20210208112918.185058-1-dgilbert@redhat.com> References: <20210208112918.185058-1-dgilbert@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=dgilbert@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable 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=216.205.24.124; envelope-from=dgilbert@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -33 X-Spam_score: -3.4 X-Spam_bar: --- X-Spam_report: (-3.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.569, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, 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: 2.1.23 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" X-ZohoMail-DKIM: pass (identity @redhat.com) Content-Type: text/plain; charset="utf-8" From: Wainer dos Santos Moschetta Fixed error when compiling migration/qemu-file.c with -Werror=3Dmaybe-unini= tialized as shown here: ../migration/qemu-file.c: In function 'qemu_get_buffer_in_place': ../migration/qemu-file.c:604:18: error: 'src' may be used uninitialized in = this function [-Werror=3Dmaybe-uninitialized] 604 | *buf =3D src; | ~~~~~^~~~~ cc1: all warnings being treated as errors Signed-off-by: Wainer dos Santos Moschetta Message-Id: <20210128130625.569900-1-wainersm@redhat.com> Reviewed-by: Dr. David Alan Gilbert Signed-off-by: Dr. David Alan Gilbert --- migration/qemu-file.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/migration/qemu-file.c b/migration/qemu-file.c index be21518c57..d6e03dbc0e 100644 --- a/migration/qemu-file.c +++ b/migration/qemu-file.c @@ -595,7 +595,7 @@ size_t qemu_get_buffer_in_place(QEMUFile *f, uint8_t **= buf, size_t size) { if (size < IO_BUF_SIZE) { size_t res; - uint8_t *src; + uint8_t *src =3D NULL; =20 res =3D qemu_peek_buffer(f, &src, size, 0); =20 --=20 2.29.2