diff options
Diffstat (limited to 'net/ipv4/esp4_offload.c')
| -rw-r--r-- | net/ipv4/esp4_offload.c | 30 |
1 files changed, 18 insertions, 12 deletions
diff --git a/net/ipv4/esp4_offload.c b/net/ipv4/esp4_offload.c index 731022cff600..d14133eac476 100644 --- a/net/ipv4/esp4_offload.c +++ b/net/ipv4/esp4_offload.c @@ -63,10 +63,8 @@ static struct sk_buff *esp4_gro_receive(struct list_head *head, sp->olen++; xo = xfrm_offload(skb); - if (!xo) { - xfrm_state_put(x); + if (!xo) goto out_reset; - } } xo->flags |= XFRM_GRO; @@ -139,19 +137,27 @@ static struct sk_buff *xfrm4_beet_gso_segment(struct xfrm_state *x, struct xfrm_offload *xo = xfrm_offload(skb); struct sk_buff *segs = ERR_PTR(-EINVAL); const struct net_offload *ops; - int proto = xo->proto; + u8 proto = xo->proto; skb->transport_header += x->props.header_len; - if (proto == IPPROTO_BEETPH) { - struct ip_beet_phdr *ph = (struct ip_beet_phdr *)skb->data; + if (x->sel.family != AF_INET6) { + if (proto == IPPROTO_BEETPH) { + struct ip_beet_phdr *ph = + (struct ip_beet_phdr *)skb->data; + + skb->transport_header += ph->hdrlen * 8; + proto = ph->nexthdr; + } else { + skb->transport_header -= IPV4_BEET_PHMAXLEN; + } + } else { + __be16 frag; - skb->transport_header += ph->hdrlen * 8; - proto = ph->nexthdr; - } else if (x->sel.family != AF_INET6) { - skb->transport_header -= IPV4_BEET_PHMAXLEN; - } else if (proto == IPPROTO_TCP) { - skb_shinfo(skb)->gso_type |= SKB_GSO_TCPV4; + skb->transport_header += + ipv6_skip_exthdr(skb, 0, &proto, &frag); + if (proto == IPPROTO_TCP) + skb_shinfo(skb)->gso_type |= SKB_GSO_TCPV4; } __skb_pull(skb, skb_transport_offset(skb)); |