path: root/net
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authorSteffen Klassert <steffen.klassert@secunet.com>2011-03-28 19:48:09 +0000
committerDavid S. Miller <davem@davemloft.net>2011-03-28 23:34:53 -0700
commit02aadf72fe2c83f145e3437734e66be53abae481 (patch)
tree889b435105ed020eb4b821b2ffcd2fa878dfd84f /net
parente2b19125e94124daaeda1ddcf9b85b04575ad86f (diff)
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')
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;

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