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Tsirkin" To: qemu-devel@nongnu.org Subject: [PULL 10/10] vhost-vsock: fix double close() in the realize() error path Message-ID: <20200331145631.135630-11-mst@redhat.com> References: <20200331145631.135630-1-mst@redhat.com> MIME-Version: 1.0 In-Reply-To: <20200331145631.135630-1-mst@redhat.com> X-Mailer: git-send-email 2.24.1.751.gd10ce2899c X-Mutt-Fcc: =sent X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable Content-Disposition: inline X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 205.139.110.61 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 , Stefan Hajnoczi , Stefano Garzarella Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" From: Stefano Garzarella vhost_dev_cleanup() closes the vhostfd parameter passed to vhost_dev_init(), so this patch avoids closing it twice in the vhost_vsock_device_realize() error path. Signed-off-by: Stefano Garzarella Message-Id: <20200331075910.42529-1-sgarzare@redhat.com> Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin Reviewed-by: Stefan Hajnoczi --- hw/virtio/vhost-vsock.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/hw/virtio/vhost-vsock.c b/hw/virtio/vhost-vsock.c index 9f9093e196..09b6b07f94 100644 --- a/hw/virtio/vhost-vsock.c +++ b/hw/virtio/vhost-vsock.c @@ -364,12 +364,16 @@ static void vhost_vsock_device_realize(DeviceState *d= ev, Error **errp) =20 err_vhost_dev: vhost_dev_cleanup(&vsock->vhost_dev); + /* vhost_dev_cleanup() closes the vhostfd passed to vhost_dev_init() */ + vhostfd =3D -1; err_virtio: virtio_delete_queue(vsock->recv_vq); virtio_delete_queue(vsock->trans_vq); virtio_delete_queue(vsock->event_vq); virtio_cleanup(vdev); - close(vhostfd); + if (vhostfd >=3D 0) { + close(vhostfd); + } return; } =20 --=20 MST