Commit e60ea67b authored by weiping zhang's avatar weiping zhang Committed by Michael S. Tsirkin
Browse files

virtio: release virtio index when fail to device_register

index can be reused by other virtio device.

Signed-off-by: default avatarweiping zhang <>
Reviewed-by: default avatarCornelia Huck <>
Signed-off-by: default avatarMichael S. Tsirkin <>
parent 23f1b8d9
......@@ -333,6 +333,8 @@ int register_virtio_device(struct virtio_device *dev)
/* device_register() causes the bus infrastructure to look for a
* matching driver. */
err = device_register(&dev->dev);
if (err)
ida_simple_remove(&virtio_index_ida, dev->index);
if (err)
virtio_add_status(dev, VIRTIO_CONFIG_S_FAILED);
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