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author | Michael S. Tsirkin <mst@redhat.com> | 2014-12-04 20:20:27 +0200 |
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committer | Michael S. Tsirkin <mst@redhat.com> | 2014-12-09 16:32:32 +0200 |
commit | 5c609a5ef05d98e26778824ba84581fe5e400db6 (patch) | |
tree | 487da89e8ad7ef9d3bcb485ae877518f1669e18b /drivers/lguest | |
parent | ce15408f350c4b97635618692a45aedabfdd2696 (diff) | |
download | linux-stable-5c609a5ef05d98e26778824ba84581fe5e400db6.tar.gz linux-stable-5c609a5ef05d98e26778824ba84581fe5e400db6.tar.bz2 linux-stable-5c609a5ef05d98e26778824ba84581fe5e400db6.zip |
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.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/lguest/lguest_device.c b/drivers/lguest/lguest_device.c index 9b77b6623ff8..89088d6538fd 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. */ |