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authorMichael S. Tsirkin <mst@redhat.com>2014-12-04 20:20:27 +0200
committerMichael S. Tsirkin <mst@redhat.com>2014-12-09 16:32:32 +0200
commit5c609a5ef05d98e26778824ba84581fe5e400db6 (patch)
tree487da89e8ad7ef9d3bcb485ae877518f1669e18b /drivers/lguest
parentce15408f350c4b97635618692a45aedabfdd2696 (diff)
downloadop-kernel-dev-5c609a5ef05d98e26778824ba84581fe5e400db6.zip
op-kernel-dev-5c609a5ef05d98e26778824ba84581fe5e400db6.tar.gz
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>
Diffstat (limited to 'drivers/lguest')
-rw-r--r--drivers/lguest/lguest_device.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/lguest/lguest_device.c b/drivers/lguest/lguest_device.c
index 9b77b66..89088d6 100644
--- a/drivers/lguest/lguest_device.c
+++ b/drivers/lguest/lguest_device.c
@@ -126,7 +126,7 @@ static void status_notify(struct virtio_device *vdev)
* sorted out, this routine is called so we can tell the Host which features we
* understand and accept.
*/
-static void lg_finalize_features(struct virtio_device *vdev)
+static int lg_finalize_features(struct virtio_device *vdev)
{
unsigned int i, bits;
struct lguest_device_desc *desc = to_lgdev(vdev)->desc;
@@ -153,6 +153,8 @@ static void lg_finalize_features(struct virtio_device *vdev)
/* Tell Host we've finished with this device's feature negotiation */
status_notify(vdev);
+
+ return 0;
}
/* Once they've found a field, getting a copy of it is easy. */
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