diff options
| author | Pan Nengyuan <pannengyuan@huawei.com> | 2020-03-28 08:57:04 +0800 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2020-03-29 09:52:13 -0400 |
| commit | cfaf757edd77ccbab1097c9972d1163074c30d6a (patch) | |
| tree | d773dda656beae543af8a4c19f92a009307f7079 /hw/block/virtio-blk.c | |
| parent | a3ec4bb7e55956dc633e2248cf76f27d3b9c9c9d (diff) | |
virtio-blk: delete vqs on the error path in realize()
virtio_vqs forgot to free on the error path in realize(). Fix that.
The asan stack:
Direct leak of 14336 byte(s) in 1 object(s) allocated from:
#0 0x7f58b93fd970 in __interceptor_calloc (/lib64/libasan.so.5+0xef970)
#1 0x7f58b858249d in g_malloc0 (/lib64/libglib-2.0.so.0+0x5249d)
#2 0x5562cc627f49 in virtio_add_queue /mnt/sdb/qemu/hw/virtio/virtio.c:2413
#3 0x5562cc4b524a in virtio_blk_device_realize /mnt/sdb/qemu/hw/block/virtio-blk.c:1202
#4 0x5562cc613050 in virtio_device_realize /mnt/sdb/qemu/hw/virtio/virtio.c:3615
#5 0x5562ccb7a568 in device_set_realized /mnt/sdb/qemu/hw/core/qdev.c:891
#6 0x5562cd39cd45 in property_set_bool /mnt/sdb/qemu/qom/object.c:2238
Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: Pan Nengyuan <pannengyuan@huawei.com>
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
Message-Id: <20200328005705.29898-2-pannengyuan@huawei.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/block/virtio-blk.c')
| -rw-r--r-- | hw/block/virtio-blk.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c index 142863a3b2..97ba8a2187 100644 --- a/hw/block/virtio-blk.c +++ b/hw/block/virtio-blk.c @@ -1204,6 +1204,9 @@ static void virtio_blk_device_realize(DeviceState *dev, Error **errp) virtio_blk_data_plane_create(vdev, conf, &s->dataplane, &err); if (err != NULL) { error_propagate(errp, err); + for (i = 0; i < conf->num_queues; i++) { + virtio_del_queue(vdev, i); + } virtio_cleanup(vdev); return; } |