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| author | Nicolas Dichtel <nicolas.dichtel@6wind.com> | 2009-04-27 02:58:59 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-04-27 02:58:59 -0700 |
| commit | 6a783c9067e3f71aac61a9262fe42c1f68efd4fc (patch) | |
| tree | a1bc0c5f7625dfc71e777dba2ebb546df820be02 /net | |
| parent | 8f955d7f042e4ac44891a400d5000928f8db9f58 (diff) | |
| download | linux-6a783c9067e3f71aac61a9262fe42c1f68efd4fc.tar.gz linux-6a783c9067e3f71aac61a9262fe42c1f68efd4fc.tar.bz2 linux-6a783c9067e3f71aac61a9262fe42c1f68efd4fc.zip | |
xfrm: wrong hash value for temporary SA
When kernel inserts a temporary SA for IKE, it uses the wrong hash
value for dst list. Two hash values were calcultated before: one with
source address and one with a wildcard source address.
Bug hinted by Junwei Zhang <junwei.zhang@6wind.com>
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/xfrm/xfrm_state.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c index 82271720d970..5f1f86565f16 100644 --- a/net/xfrm/xfrm_state.c +++ b/net/xfrm/xfrm_state.c @@ -794,7 +794,7 @@ xfrm_state_find(xfrm_address_t *daddr, xfrm_address_t *saddr, { static xfrm_address_t saddr_wildcard = { }; struct net *net = xp_net(pol); - unsigned int h; + unsigned int h, h_wildcard; struct hlist_node *entry; struct xfrm_state *x, *x0, *to_put; int acquire_in_progress = 0; @@ -819,8 +819,8 @@ xfrm_state_find(xfrm_address_t *daddr, xfrm_address_t *saddr, if (best) goto found; - h = xfrm_dst_hash(net, daddr, &saddr_wildcard, tmpl->reqid, family); - hlist_for_each_entry(x, entry, net->xfrm.state_bydst+h, bydst) { + h_wildcard = xfrm_dst_hash(net, daddr, &saddr_wildcard, tmpl->reqid, family); + hlist_for_each_entry(x, entry, net->xfrm.state_bydst+h_wildcard, bydst) { if (x->props.family == family && x->props.reqid == tmpl->reqid && !(x->props.flags & XFRM_STATE_WILDRECV) && |