diff options
Diffstat (limited to 'net/ipv6/xfrm6_mode_ro.c')
| -rw-r--r-- | net/ipv6/xfrm6_mode_ro.c | 27 |
1 files changed, 8 insertions, 19 deletions
diff --git a/net/ipv6/xfrm6_mode_ro.c b/net/ipv6/xfrm6_mode_ro.c index 6ad6d7ac6bd7..a7bc8c62317a 100644 --- a/net/ipv6/xfrm6_mode_ro.c +++ b/net/ipv6/xfrm6_mode_ro.c @@ -29,6 +29,7 @@ #include <linux/module.h> #include <linux/skbuff.h> #include <linux/stringify.h> +#include <linux/time.h> #include <net/ipv6.h> #include <net/xfrm.h> @@ -36,12 +37,6 @@ * * The IP header and mutable extension headers will be moved forward to make * space for the route optimization header. - * - * On exit, skb->h will be set to the start of the encapsulation header to be - * filled in by x->type->output and skb->nh will be set to the nextheader field - * of the extension header directly preceding the encapsulation header, or in - * its absence, that of the top IP header. The value of skb->data will always - * point to the top IP header. */ static int xfrm6_ro_output(struct xfrm_state *x, struct sk_buff *skb) { @@ -49,27 +44,21 @@ static int xfrm6_ro_output(struct xfrm_state *x, struct sk_buff *skb) u8 *prevhdr; int hdr_len; - skb_push(skb, x->props.header_len); iph = ipv6_hdr(skb); hdr_len = x->type->hdr_offset(x, skb, &prevhdr); - skb_set_network_header(skb, - (prevhdr - x->props.header_len) - skb->data); - skb_set_transport_header(skb, hdr_len); - memmove(skb->data, iph, hdr_len); - return 0; -} + skb_set_mac_header(skb, (prevhdr - x->props.header_len) - skb->data); + skb_set_network_header(skb, -x->props.header_len); + skb->transport_header = skb->network_header + hdr_len; + __skb_pull(skb, hdr_len); + memmove(ipv6_hdr(skb), iph, hdr_len); + + x->lastused = get_seconds(); -/* - * Do nothing about routing optimization header unlike IPsec. - */ -static int xfrm6_ro_input(struct xfrm_state *x, struct sk_buff *skb) -{ return 0; } static struct xfrm_mode xfrm6_ro_mode = { - .input = xfrm6_ro_input, .output = xfrm6_ro_output, .owner = THIS_MODULE, .encap = XFRM_MODE_ROUTEOPTIMIZATION, |