virtio: drop legacy_only driver flag

legacy_only flag is now unused, drop it from core.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>

1 files changed, 0 insertions, 4 deletions

diff --git a/drivers/virtio/virtio.c b/drivers/virtio/virtio.c
index e1673a511d17..f22665868781 100644
--- a/drivers/virtio/virtio.c
+++ b/drivers/virtio/virtio.c
@@ -198,10 +198,6 @@ static int virtio_dev_probe(struct device *_d)
                 driver_features_legacy = driver_features;
         }
 
-        /* Detect legacy-only drivers and disable VIRTIO_F_VERSION_1. */
-        if (drv->legacy_only)
-                device_features &= ~(1ULL << VIRTIO_F_VERSION_1);
-
         if (device_features & (1ULL << VIRTIO_F_VERSION_1))
                 dev->features = driver_features & device_features;
         else