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vsock/virtio: read the negotiated features before using VQs 

[ Upstream commit c1011c0b3a ]

Complete the driver configuration, reading the negotiated features,
before using the VQs in the virtio_vsock_probe().

Fixes: 53efbba12c ("virtio/vsock: enable SEQPACKET for transport")
Suggested-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Stefano Garzarella 2022-03-23 18:36:24 +01:00 committed by Greg Kroah-Hartman
parent 83c80024c2
commit 3c5f5d5848
1 changed files with 3 additions and 3 deletions
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6
net/vmw_vsock/virtio_transport.c
View File

@ -622,6 +622,9 @@ static int virtio_vsock_probe(struct virtio_device *vdev)
INIT_WORK(&vsock->event_work, virtio_transport_event_work);
INIT_WORK(&vsock->send_pkt_work, virtio_transport_send_pkt_work);
if (virtio_has_feature(vdev, VIRTIO_VSOCK_F_SEQPACKET))
vsock->seqpacket_allow = true;
vdev->priv = vsock;
mutex_lock(&vsock->tx_lock);
@ -638,9 +641,6 @@ static int virtio_vsock_probe(struct virtio_device *vdev)
vsock->event_run = true;
mutex_unlock(&vsock->event_lock);
if (virtio_has_feature(vdev, VIRTIO_VSOCK_F_SEQPACKET))
vsock->seqpacket_allow = true;
rcu_assign_pointer(the_virtio_vsock, vsock);
mutex_unlock(&the_virtio_vsock_mutex);