Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

[linux.git] / drivers / net / virtio_net.c

diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 3e2c041d76ac1ac61fe5f6033c378feb4e3d6fd0..cecfd77c9f3ca6e4ef1b454a7c049d5f4ec11e56 100644 (file)
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -70,7 +70,8 @@ static const unsigned long guest_offloads[] = {
        VIRTIO_NET_F_GUEST_TSO4,
        VIRTIO_NET_F_GUEST_TSO6,
        VIRTIO_NET_F_GUEST_ECN,
-       VIRTIO_NET_F_GUEST_UFO
+       VIRTIO_NET_F_GUEST_UFO,
+       VIRTIO_NET_F_GUEST_CSUM
 };
 
 struct virtnet_stat_desc {
@@ -2334,9 +2335,6 @@ static int virtnet_clear_guest_offloads(struct virtnet_info *vi)
        if (!vi->guest_offloads)
                return 0;
 
-       if (virtio_has_feature(vi->vdev, VIRTIO_NET_F_GUEST_CSUM))
-               offloads = 1ULL << VIRTIO_NET_F_GUEST_CSUM;
-
        return virtnet_set_guest_offloads(vi, offloads);
 }
 
@@ -2346,8 +2344,6 @@ static int virtnet_restore_guest_offloads(struct virtnet_info *vi)
 
        if (!vi->guest_offloads)
                return 0;
-       if (virtio_has_feature(vi->vdev, VIRTIO_NET_F_GUEST_CSUM))
-               offloads |= 1ULL << VIRTIO_NET_F_GUEST_CSUM;
 
        return virtnet_set_guest_offloads(vi, offloads);
 }
@@ -2365,8 +2361,9 @@ static int virtnet_xdp_set(struct net_device *dev, struct bpf_prog *prog,
            && (virtio_has_feature(vi->vdev, VIRTIO_NET_F_GUEST_TSO4) ||
                virtio_has_feature(vi->vdev, VIRTIO_NET_F_GUEST_TSO6) ||
                virtio_has_feature(vi->vdev, VIRTIO_NET_F_GUEST_ECN) ||
-               virtio_has_feature(vi->vdev, VIRTIO_NET_F_GUEST_UFO))) {
-               NL_SET_ERR_MSG_MOD(extack, "Can't set XDP while host is implementing LRO, disable LRO first");
+               virtio_has_feature(vi->vdev, VIRTIO_NET_F_GUEST_UFO) ||
+               virtio_has_feature(vi->vdev, VIRTIO_NET_F_GUEST_CSUM))) {
+               NL_SET_ERR_MSG_MOD(extack, "Can't set XDP while host is implementing LRO/CSUM, disable LRO/CSUM first");
                return -EOPNOTSUPP;
        }