diff options
| author | Herbert Xu <herbert@gondor.apana.org.au> | 2007-12-12 18:47:48 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-01-28 14:57:41 -0800 |
| commit | 7233b9f33e72ca477034ff5cf901c89efba3a5bc (patch) | |
| tree | 91f3ca124a86cd0be9ac068a98e895923e4c03f8 /net/ipv6 | |
| parent | 2ba582b782071c038b312ea330d3090a39f3c66a (diff) | |
[IPSEC]: Fix reversed ICMP6 policy check
The policy check I added for ICMP on IPv6 is reversed. This
patch fixes that.
It also adds an skb->sp check so that unprotected packets that
fail the policy check do not crash the machine.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6')
| -rw-r--r-- | net/ipv6/icmp.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c index c0bea7bfaa8..1659d2fb01f 100644 --- a/net/ipv6/icmp.c +++ b/net/ipv6/icmp.c @@ -644,7 +644,7 @@ static int icmpv6_rcv(struct sk_buff *skb) struct icmp6hdr *hdr; int type; - if (xfrm6_policy_check(NULL, XFRM_POLICY_IN, skb) && + if (!xfrm6_policy_check(NULL, XFRM_POLICY_IN, skb) && skb->sp && skb->sp->xvec[skb->sp->len - 1]->props.flags & XFRM_STATE_ICMP) { int nh; |