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Diffstat (limited to 'net/ipv6/xfrm6_input.c')
-rw-r--r--net/ipv6/xfrm6_input.c22
1 files changed, 10 insertions, 12 deletions
diff --git a/net/ipv6/xfrm6_input.c b/net/ipv6/xfrm6_input.c
index b5789562aded..08a807b29298 100644
--- a/net/ipv6/xfrm6_input.c
+++ b/net/ipv6/xfrm6_input.c
@@ -33,6 +33,8 @@ EXPORT_SYMBOL(xfrm6_rcv_spi);
int xfrm6_transport_finish(struct sk_buff *skb, int async)
{
+ struct xfrm_offload *xo = xfrm_offload(skb);
+
skb_network_header(skb)[IP6CB(skb)->nhoff] =
XFRM_MODE_SKB_CB(skb)->protocol;
@@ -44,6 +46,11 @@ int xfrm6_transport_finish(struct sk_buff *skb, int async)
ipv6_hdr(skb)->payload_len = htons(skb->len);
__skb_push(skb, skb->data - skb_network_header(skb));
+ if (xo && (xo->flags & XFRM_GRO)) {
+ skb_mac_header_rebuild(skb);
+ return -1;
+ }
+
NF_HOOK(NFPROTO_IPV6, NF_INET_PRE_ROUTING,
dev_net(skb->dev), NULL, skb, skb->dev, NULL,
ip6_rcv_finish);
@@ -69,18 +76,9 @@ int xfrm6_input_addr(struct sk_buff *skb, xfrm_address_t *daddr,
struct xfrm_state *x = NULL;
int i = 0;
- /* Allocate new secpath or COW existing one. */
- if (!skb->sp || atomic_read(&skb->sp->refcnt) != 1) {
- struct sec_path *sp;
-
- sp = secpath_dup(skb->sp);
- if (!sp) {
- XFRM_INC_STATS(net, LINUX_MIB_XFRMINERROR);
- goto drop;
- }
- if (skb->sp)
- secpath_put(skb->sp);
- skb->sp = sp;
+ if (secpath_set(skb)) {
+ XFRM_INC_STATS(net, LINUX_MIB_XFRMINERROR);
+ goto drop;
}
if (1 + skb->sp->len == XFRM_MAX_DEPTH) {