From nobody Sat Jul 5 01:47:30 2025 Delivered-To: importer2@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer2=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1678295037038650.6664797415683; Wed, 8 Mar 2023 09:03:57 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pZx8Z-0004qi-5J; Wed, 08 Mar 2023 11:59:35 -0500 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 1pZx8R-0004cM-GP; Wed, 08 Mar 2023 11:59:27 -0500 Received: from isrv.corpit.ru ([86.62.121.231]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pZx8L-00047J-Q4; Wed, 08 Mar 2023 11:59:27 -0500 Received: from tsrv.corpit.ru (tsrv.tls.msk.ru [192.168.177.2]) by isrv.corpit.ru (Postfix) with ESMTP id 1D44A4010D; Wed, 8 Mar 2023 19:58:38 +0300 (MSK) Received: from tls.msk.ru (mjt.wg.tls.msk.ru [192.168.177.130]) by tsrv.corpit.ru (Postfix) with SMTP id C6FC71FD; Wed, 8 Mar 2023 19:58:36 +0300 (MSK) Received: (nullmailer pid 2098348 invoked by uid 1000); Wed, 08 Mar 2023 16:58:34 -0000 From: Michael Tokarev To: qemu-devel@nongnu.org Cc: qemu-stable@nongnu.org, Akihiko Odaki , "Michael S . Tsirkin" , Michael Tokarev Subject: [PATCH 35/47] vhost-user-rng: Back up vqs before cleaning up vhost_dev Date: Wed, 8 Mar 2023 19:57:38 +0300 Message-Id: <20230308165815.2098148-35-mjt@msgid.tls.msk.ru> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230308165035.2097594-1-mjt@msgid.tls.msk.ru> References: <20230308165035.2097594-1-mjt@msgid.tls.msk.ru> MIME-Version: 1.0 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+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=86.62.121.231; envelope-from=mjt@tls.msk.ru; helo=isrv.corpit.ru X-Spam_score_int: -68 X-Spam_score: -6.9 X-Spam_bar: ------ X-Spam_report: (-6.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_HI=-5, 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+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZM-MESSAGEID: 1678295039043100003 Content-Type: text/plain; charset="utf-8" From: Akihiko Odaki vhost_dev_cleanup() clears vhost_dev so back up its vqs member to free the memory pointed by the member. Fixes: 821d28b88f ("vhost-user-rng: Add vhost-user-rng implementation") Signed-off-by: Akihiko Odaki Message-Id: <20230130140516.78078-1-akihiko.odaki@daynix.com> Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin (cherry picked from commit f0dac71596d4b87a1a77d1f4efb6a6adb4730d7b) Signed-off-by: Michael Tokarev --- hw/virtio/vhost-user-rng.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/hw/virtio/vhost-user-rng.c b/hw/virtio/vhost-user-rng.c index f9084cde58..3f7b59ec0d 100644 --- a/hw/virtio/vhost-user-rng.c +++ b/hw/virtio/vhost-user-rng.c @@ -229,6 +229,7 @@ static void vu_rng_device_realize(DeviceState *dev, Err= or **errp) return; =20 vhost_dev_init_failed: + g_free(rng->vhost_dev.vqs); virtio_delete_queue(rng->req_vq); virtio_add_queue_failed: virtio_cleanup(vdev); @@ -239,12 +240,12 @@ static void vu_rng_device_unrealize(DeviceState *dev) { VirtIODevice *vdev =3D VIRTIO_DEVICE(dev); VHostUserRNG *rng =3D VHOST_USER_RNG(dev); + struct vhost_virtqueue *vhost_vqs =3D rng->vhost_dev.vqs; =20 vu_rng_set_status(vdev, 0); =20 vhost_dev_cleanup(&rng->vhost_dev); - g_free(rng->vhost_dev.vqs); - rng->vhost_dev.vqs =3D NULL; + g_free(vhost_vqs); virtio_delete_queue(rng->req_vq); virtio_cleanup(vdev); vhost_user_cleanup(&rng->vhost_user); --=20 2.30.2