xfrm: Restrict extended sequence numbers to esp

The IPsec extended sequence numbers are fully implemented just for
esp. So restrict the usage to esp until other protocols have
support too.

Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Steffen Klassert 2011-03-28 19:48:09 +00:00 committed by David S. Miller
parent e2b19125e9
commit 02aadf72fe
1 changed files with 3 additions and 0 deletions

View File

@ -127,6 +127,9 @@ static inline int verify_replay(struct xfrm_usersa_info *p,
if (!rt)
return 0;
if (p->id.proto != IPPROTO_ESP)
return -EINVAL;
if (p->replay_window != 0)
return -EINVAL;