diff options
Diffstat (limited to 'drivers/s390/kvm/virtio_ccw.c')
| -rw-r--r-- | drivers/s390/kvm/virtio_ccw.c | 23 |
1 files changed, 9 insertions, 14 deletions
diff --git a/drivers/s390/kvm/virtio_ccw.c b/drivers/s390/kvm/virtio_ccw.c index bda52f18e967..1dbee95838fe 100644 --- a/drivers/s390/kvm/virtio_ccw.c +++ b/drivers/s390/kvm/virtio_ccw.c @@ -701,7 +701,6 @@ static void virtio_ccw_finalize_features(struct virtio_device *vdev) { struct virtio_ccw_device *vcdev = to_vc_device(vdev); struct virtio_feature_desc *features; - int i; struct ccw1 *ccw; ccw = kzalloc(sizeof(*ccw), GFP_DMA | GFP_KERNEL); @@ -715,19 +714,15 @@ static void virtio_ccw_finalize_features(struct virtio_device *vdev) /* Give virtio_ring a chance to accept features. */ vring_transport_features(vdev); - for (i = 0; i < sizeof(*vdev->features) / sizeof(features->features); - i++) { - int highbits = i % 2 ? 32 : 0; - features->index = i; - features->features = cpu_to_le32(vdev->features[i / 2] - >> highbits); - /* Write the feature bits to the host. */ - ccw->cmd_code = CCW_CMD_WRITE_FEAT; - ccw->flags = 0; - ccw->count = sizeof(*features); - ccw->cda = (__u32)(unsigned long)features; - ccw_io_helper(vcdev, ccw, VIRTIO_CCW_DOING_WRITE_FEAT); - } + features->index = 0; + features->features = cpu_to_le32(vdev->features); + /* Write the feature bits to the host. */ + ccw->cmd_code = CCW_CMD_WRITE_FEAT; + ccw->flags = 0; + ccw->count = sizeof(*features); + ccw->cda = (__u32)(unsigned long)features; + ccw_io_helper(vcdev, ccw, VIRTIO_CCW_DOING_WRITE_FEAT); + out_free: kfree(features); kfree(ccw); |