diff options
Diffstat (limited to 'net/ipv6/af_inet6.c')
| -rw-r--r-- | net/ipv6/af_inet6.c | 30 |
1 files changed, 20 insertions, 10 deletions
diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c index c802bc1658a..bd91eadcbe3 100644 --- a/net/ipv6/af_inet6.c +++ b/net/ipv6/af_inet6.c @@ -799,24 +799,34 @@ static struct sk_buff **ipv6_gro_receive(struct sk_buff **head, int proto; __wsum csum; - if (unlikely(!pskb_may_pull(skb, sizeof(*iph)))) + iph = skb_gro_header(skb, sizeof(*iph)); + if (unlikely(!iph)) goto out; - iph = ipv6_hdr(skb); - __skb_pull(skb, sizeof(*iph)); + skb_gro_pull(skb, sizeof(*iph)); + skb_set_transport_header(skb, skb_gro_offset(skb)); - flush += ntohs(iph->payload_len) != skb->len; + flush += ntohs(iph->payload_len) != skb_gro_len(skb); rcu_read_lock(); - proto = ipv6_gso_pull_exthdrs(skb, iph->nexthdr); - iph = ipv6_hdr(skb); - IPV6_GRO_CB(skb)->proto = proto; + proto = iph->nexthdr; ops = rcu_dereference(inet6_protos[proto]); - if (!ops || !ops->gro_receive) - goto out_unlock; + if (!ops || !ops->gro_receive) { + __pskb_pull(skb, skb_gro_offset(skb)); + proto = ipv6_gso_pull_exthdrs(skb, proto); + skb_gro_pull(skb, -skb_transport_offset(skb)); + skb_reset_transport_header(skb); + __skb_push(skb, skb_gro_offset(skb)); + + if (!ops || !ops->gro_receive) + goto out_unlock; + + iph = ipv6_hdr(skb); + } + + IPV6_GRO_CB(skb)->proto = proto; flush--; - skb_reset_transport_header(skb); nlen = skb_network_header_len(skb); for (p = *head; p; p = p->next) { |