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netns xfrm: flush SA/SPDs on netns stop

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SA/SPD doesn't pin netns (and it shouldn't), so get rid of them by hand.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexey Dobriyan 2008-11-25 17:57:44 -08:00 committed by David S. Miller
parent fbda33b2b8
commit 7c2776ee21
2 changed files with 22 additions and 0 deletions
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14
net/xfrm/xfrm_policy.c
View file

@ -2441,9 +2441,23 @@ static int __net_init xfrm_policy_init(struct net *net)
static void xfrm_policy_fini(struct net *net)
{
struct xfrm_audit audit_info;
unsigned int sz;
int dir;
flush_work(&net->xfrm.policy_hash_work);
#ifdef CONFIG_XFRM_SUB_POLICY
audit_info.loginuid = -1;
audit_info.sessionid = -1;
audit_info.secid = 0;
xfrm_policy_flush(net, XFRM_POLICY_TYPE_SUB, &audit_info);
#endif
audit_info.loginuid = -1;
audit_info.sessionid = -1;
audit_info.secid = 0;
xfrm_policy_flush(net, XFRM_POLICY_TYPE_MAIN, &audit_info);
flush_work(&xfrm_policy_gc_work);
WARN_ON(!list_empty(&net->xfrm.policy_all));
for (dir = 0; dir < XFRM_POLICY_MAX * 2; dir++) {

8
net/xfrm/xfrm_state.c
View file

@ -2114,8 +2114,16 @@ int __net_init xfrm_state_init(struct net *net)
void xfrm_state_fini(struct net *net)
{
struct xfrm_audit audit_info;
unsigned int sz;
flush_work(&net->xfrm.state_hash_work);
audit_info.loginuid = -1;
audit_info.sessionid = -1;
audit_info.secid = 0;
xfrm_state_flush(net, IPSEC_PROTO_ANY, &audit_info);
flush_work(&net->xfrm.state_gc_work);
WARN_ON(!list_empty(&net->xfrm.state_all));
sz = (net->xfrm.state_hmask + 1) * sizeof(struct hlist_head);