diff options
| -rw-r--r-- | drivers/net/virtio_net.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 5ca9771..9bc1072 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -1713,6 +1713,12 @@ static int virtnet_probe(struct virtio_device *vdev) struct virtnet_info *vi; u16 max_queue_pairs; + if (!vdev->config->get) { + dev_err(&vdev->dev, "%s failure: config access disabled\n", + __func__); + return -EINVAL; + } + if (!virtnet_validate_features(vdev)) return -EINVAL; |