diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/xfrm/xfrm_policy.c | 6 | ||||
| -rw-r--r-- | net/xfrm/xfrm_proc.c | 1 |
2 files changed, 7 insertions, 0 deletions
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index 6affe5cd85d8..298b3a9eb48d 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -2489,6 +2489,12 @@ xfrm_tmpl_resolve_one(struct xfrm_policy *policy, const struct flowi *fl, x = xfrm_state_find(remote, local, fl, tmpl, policy, &error, family, policy->if_id); + if (x && x->dir && x->dir != XFRM_SA_DIR_OUT) { + XFRM_INC_STATS(net, LINUX_MIB_XFRMOUTSTATEDIRERROR); + xfrm_state_put(x); + error = -EINVAL; + goto fail; + } if (x && x->km.state == XFRM_STATE_VALID) { xfrm[nx++] = x; diff --git a/net/xfrm/xfrm_proc.c b/net/xfrm/xfrm_proc.c index 5f9bf8e5c933..98606f1078f7 100644 --- a/net/xfrm/xfrm_proc.c +++ b/net/xfrm/xfrm_proc.c @@ -41,6 +41,7 @@ static const struct snmp_mib xfrm_mib_list[] = { SNMP_MIB_ITEM("XfrmFwdHdrError", LINUX_MIB_XFRMFWDHDRERROR), SNMP_MIB_ITEM("XfrmOutStateInvalid", LINUX_MIB_XFRMOUTSTATEINVALID), SNMP_MIB_ITEM("XfrmAcquireError", LINUX_MIB_XFRMACQUIREERROR), + SNMP_MIB_ITEM("XfrmOutStateDirError", LINUX_MIB_XFRMOUTSTATEDIRERROR), SNMP_MIB_SENTINEL }; |