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virtio: get_features() can fail

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Signed-off-by: Jason Wang <jasowang@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Jason Wang 2015-07-27 17:49:19 +08:00 • committed by Michael S. Tsirkin
parent 27462695cd
commit 9d5b731dd2
12 changed files with 24 additions and 12 deletions
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3
hw/block/virtio-blk.c
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@ -722,7 +722,8 @@ static void virtio_blk_set_config(VirtIODevice *vdev, const uint8_t *config)
aio_context_release(blk_get_aio_context(s->blk));
}
static uint64_t virtio_blk_get_features(VirtIODevice *vdev, uint64_t features)
static uint64_t virtio_blk_get_features(VirtIODevice *vdev, uint64_t features,
Error **errp)
{
VirtIOBlock *s = VIRTIO_BLK(vdev);