virtio: use size-based config accessors.

[karo-tx-linux.git] / net / 9p / trans_virtio.c

diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c
index 990afab2be1bcc1732167def7eb0336e38509588..9c5a1aa34d1253c725af29889d83759946af37c3 100644 (file)
--- a/net/9p/trans_virtio.c
+++ b/net/9p/trans_virtio.c
@@ -544,9 +544,7 @@ static int p9_virtio_probe(struct virtio_device *vdev)
 
        chan->inuse = false;
        if (virtio_has_feature(vdev, VIRTIO_9P_MOUNT_TAG)) {
-               vdev->config->get(vdev,
-                               offsetof(struct virtio_9p_config, tag_len),
-                               &tag_len, sizeof(tag_len));
+               virtio_cread(vdev, struct virtio_9p_config, tag_len, &tag_len);
        } else {
                err = -EINVAL;
                goto out_free_vq;
@@ -556,8 +554,9 @@ static int p9_virtio_probe(struct virtio_device *vdev)
                err = -ENOMEM;
                goto out_free_vq;
        }
-       vdev->config->get(vdev, offsetof(struct virtio_9p_config, tag),
-                       tag, tag_len);
+
+       virtio_cread_bytes(vdev, offsetof(struct virtio_9p_config, tag),
+                          tag, tag_len);
        chan->tag = tag;
        chan->tag_len = tag_len;
        err = sysfs_create_file(&(vdev->dev.kobj), &dev_attr_mount_tag.attr);