virtio: allow finalize_features to fail
This will make it easy for transports to validate features and return
failure.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
diff --git a/drivers/remoteproc/remoteproc_virtio.c b/drivers/remoteproc/remoteproc_virtio.c
index 627737e..e1a1023 100644
--- a/drivers/remoteproc/remoteproc_virtio.c
+++ b/drivers/remoteproc/remoteproc_virtio.c
@@ -217,7 +217,7 @@
return rsc->dfeatures;
}
-static void rproc_virtio_finalize_features(struct virtio_device *vdev)
+static int rproc_virtio_finalize_features(struct virtio_device *vdev)
{
struct rproc_vdev *rvdev = vdev_to_rvdev(vdev);
struct fw_rsc_vdev *rsc;
@@ -235,6 +235,8 @@
* to the remote processor once it is powered on.
*/
rsc->gfeatures = vdev->features;
+
+ return 0;
}
static void rproc_virtio_get(struct virtio_device *vdev, unsigned offset,