On 07/15/2015 05:01 PM, Cornelia Huck wrote: > On Wed, 15 Jul 2015 13:29:57 +0800 > Jason Wang <jasow...@redhat.com> wrote: > >> Signed-off-by: Jason Wang <jasow...@redhat.com> >> --- >> hw/9pfs/virtio-9p-device.c | 3 ++- >> hw/block/virtio-blk.c | 3 ++- >> hw/char/virtio-serial-bus.c | 3 ++- >> hw/display/virtio-gpu.c | 3 ++- >> hw/input/virtio-input.c | 3 ++- >> hw/net/virtio-net.c | 3 ++- >> hw/scsi/vhost-scsi.c | 3 ++- >> hw/scsi/virtio-scsi.c | 3 ++- >> hw/virtio/virtio-balloon.c | 3 ++- >> hw/virtio/virtio-bus.c | 3 ++- >> hw/virtio/virtio-rng.c | 2 +- >> include/hw/virtio/virtio.h | 4 +++- >> 12 files changed, 24 insertions(+), 12 deletions(-) >> diff --git a/hw/virtio/virtio-bus.c b/hw/virtio/virtio-bus.c >> index 3926f7e..febda76 100644 >> --- a/hw/virtio/virtio-bus.c >> +++ b/hw/virtio/virtio-bus.c >> @@ -54,7 +54,8 @@ void virtio_bus_device_plugged(VirtIODevice *vdev, Error >> **errp) >> >> /* Get the features of the plugged device. */ >> assert(vdc->get_features != NULL); >> - vdev->host_features = vdc->get_features(vdev, vdev->host_features); >> + vdev->host_features = vdc->get_features(vdev, vdev->host_features, >> + errp); >> } >> >> /* Reset the virtio_bus */ > Don't you need to propagate the error instead of passing it through? Or > am I just confused by error handling? :) >
If I understand the code correctly. The caller (virtio_device_realize()) will propagate the error.