diff options
Diffstat (limited to 'drivers/misc/mic/card/mic_virtio.c')
| -rw-r--r-- | drivers/misc/mic/card/mic_virtio.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/misc/mic/card/mic_virtio.c b/drivers/misc/mic/card/mic_virtio.c index f5e756132bdb..d027d299602f 100644 --- a/drivers/misc/mic/card/mic_virtio.c +++ b/drivers/misc/mic/card/mic_virtio.c @@ -96,6 +96,9 @@ static void mic_finalize_features(struct virtio_device *vdev) /* Give virtio_ring a chance to accept features. */ vring_transport_features(vdev); + /* Make sure we don't have any features > 32 bits! */ + BUG_ON((u32)vdev->features != vdev->features); + memset_io(out_features, 0, feature_len); bits = min_t(unsigned, feature_len, sizeof(vdev->features)) * 8; |