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| author | Steffen Klassert <steffen.klassert@secunet.com> | 2011-03-28 21:48:09 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-03-29 08:34:53 +0200 |
| commit | 02aadf72fe2c83f145e3437734e66be53abae481 (patch) | |
| tree | 889b435105ed020eb4b821b2ffcd2fa878dfd84f /net/xfrm/xfrm_user.c | |
| parent | xfrm: Check for esn buffer len in xfrm_new_ae (diff) | |
| download | linux-02aadf72fe2c83f145e3437734e66be53abae481.tar.xz linux-02aadf72fe2c83f145e3437734e66be53abae481.zip | |
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>
Diffstat (limited to 'net/xfrm/xfrm_user.c')
| -rw-r--r-- | net/xfrm/xfrm_user.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c index ccc4c0c8ef00..3d15d3e1b2c4 100644 --- a/net/xfrm/xfrm_user.c +++ b/net/xfrm/xfrm_user.c @@ -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; |