diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/virtio_net.h | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/include/linux/virtio_net.h b/include/linux/virtio_net.h index a16e0bdf7751..d19bfdcf7749 100644 --- a/include/linux/virtio_net.h +++ b/include/linux/virtio_net.h @@ -107,16 +107,17 @@ retry: if (hdr->gso_type != VIRTIO_NET_HDR_GSO_NONE) { u16 gso_size = __virtio16_to_cpu(little_endian, hdr->gso_size); + struct skb_shared_info *shinfo = skb_shinfo(skb); - if (skb->len - p_off <= gso_size) - return -EINVAL; - - skb_shinfo(skb)->gso_size = gso_size; - skb_shinfo(skb)->gso_type = gso_type; + /* Too small packets are not really GSO ones. */ + if (skb->len - p_off > gso_size) { + shinfo->gso_size = gso_size; + shinfo->gso_type = gso_type; - /* Header must be checked, and gso_segs computed. */ - skb_shinfo(skb)->gso_type |= SKB_GSO_DODGY; - skb_shinfo(skb)->gso_segs = 0; + /* Header must be checked, and gso_segs computed. */ + shinfo->gso_type |= SKB_GSO_DODGY; + shinfo->gso_segs = 0; + } } return 0; |