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netns xfrm: policy flushing in netns 

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 17:33:32 -08:00 committed by David S. Miller
parent 1121994c80
commit 33ffbbd52c
4 changed files with 14 additions and 14 deletions
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2
include/net/xfrm.h
View File

@ -1444,7 +1444,7 @@ struct xfrm_policy *xfrm_policy_bysel_ctx(u8 type, int dir,
struct xfrm_sec_ctx *ctx, int delete,
int *err);
struct xfrm_policy *xfrm_policy_byid(u8, int dir, u32 id, int delete, int *err);
int xfrm_policy_flush(u8 type, struct xfrm_audit *audit_info);
int xfrm_policy_flush(struct net *net, u8 type, struct xfrm_audit *audit_info);
u32 xfrm_get_acqseq(void);
extern int xfrm_alloc_spi(struct xfrm_state *x, u32 minspi, u32 maxspi);
struct xfrm_state * xfrm_find_acq(struct net *net, u8 mode, u32 reqid, u8 proto,

2
net/key/af_key.c
View File

@ -2686,7 +2686,7 @@ static int pfkey_spdflush(struct sock *sk, struct sk_buff *skb, struct sadb_msg
audit_info.loginuid = audit_get_loginuid(current);
audit_info.sessionid = audit_get_sessionid(current);
audit_info.secid = 0;
err = xfrm_policy_flush(XFRM_POLICY_TYPE_MAIN, &audit_info);
err = xfrm_policy_flush(&init_net, XFRM_POLICY_TYPE_MAIN, &audit_info);
if (err)
return err;
c.data.type = XFRM_POLICY_TYPE_MAIN;

22
net/xfrm/xfrm_policy.c
View File

@ -732,7 +732,7 @@ EXPORT_SYMBOL(xfrm_policy_byid);
#ifdef CONFIG_SECURITY_NETWORK_XFRM
static inline int
xfrm_policy_flush_secctx_check(u8 type, struct xfrm_audit *audit_info)
xfrm_policy_flush_secctx_check(struct net *net, u8 type, struct xfrm_audit *audit_info)
{
int dir, err = 0;
@ -742,7 +742,7 @@ xfrm_policy_flush_secctx_check(u8 type, struct xfrm_audit *audit_info)
int i;
hlist_for_each_entry(pol, entry,
&init_net.xfrm.policy_inexact[dir], bydst) {
&net->xfrm.policy_inexact[dir], bydst) {
if (pol->type != type)
continue;
err = security_xfrm_policy_delete(pol->security);
@ -754,9 +754,9 @@ xfrm_policy_flush_secctx_check(u8 type, struct xfrm_audit *audit_info)
return err;
}
}
for (i = init_net.xfrm.policy_bydst[dir].hmask; i >= 0; i--) {
for (i = net->xfrm.policy_bydst[dir].hmask; i >= 0; i--) {
hlist_for_each_entry(pol, entry,
init_net.xfrm.policy_bydst[dir].table + i,
net->xfrm.policy_bydst[dir].table + i,
bydst) {
if (pol->type != type)
continue;
@ -776,19 +776,19 @@ xfrm_policy_flush_secctx_check(u8 type, struct xfrm_audit *audit_info)
}
#else
static inline int
xfrm_policy_flush_secctx_check(u8 type, struct xfrm_audit *audit_info)
xfrm_policy_flush_secctx_check(struct net *net, u8 type, struct xfrm_audit *audit_info)
{
return 0;
}
#endif
int xfrm_policy_flush(u8 type, struct xfrm_audit *audit_info)
int xfrm_policy_flush(struct net *net, u8 type, struct xfrm_audit *audit_info)
{
int dir, err = 0;
write_lock_bh(&xfrm_policy_lock);
err = xfrm_policy_flush_secctx_check(type, audit_info);
err = xfrm_policy_flush_secctx_check(net, type, audit_info);
if (err)
goto out;
@ -800,7 +800,7 @@ int xfrm_policy_flush(u8 type, struct xfrm_audit *audit_info)
killed = 0;
again1:
hlist_for_each_entry(pol, entry,
&init_net.xfrm.policy_inexact[dir], bydst) {
&net->xfrm.policy_inexact[dir], bydst) {
if (pol->type != type)
continue;
hlist_del(&pol->bydst);
@ -818,10 +818,10 @@ int xfrm_policy_flush(u8 type, struct xfrm_audit *audit_info)
goto again1;
}
for (i = init_net.xfrm.policy_bydst[dir].hmask; i >= 0; i--) {
for (i = net->xfrm.policy_bydst[dir].hmask; i >= 0; i--) {
again2:
hlist_for_each_entry(pol, entry,
init_net.xfrm.policy_bydst[dir].table + i,
net->xfrm.policy_bydst[dir].table + i,
bydst) {
if (pol->type != type)
continue;
@ -842,7 +842,7 @@ int xfrm_policy_flush(u8 type, struct xfrm_audit *audit_info)
}
}
init_net.xfrm.policy_count[dir] -= killed;
net->xfrm.policy_count[dir] -= killed;
}
atomic_inc(&flow_cache_genid);
out:

2
net/xfrm/xfrm_user.c
View File

@ -1546,7 +1546,7 @@ static int xfrm_flush_policy(struct sk_buff *skb, struct nlmsghdr *nlh,
audit_info.loginuid = NETLINK_CB(skb).loginuid;
audit_info.sessionid = NETLINK_CB(skb).sessionid;
audit_info.secid = NETLINK_CB(skb).sid;
err = xfrm_policy_flush(type, &audit_info);
err = xfrm_policy_flush(&init_net, type, &audit_info);
if (err)
return err;
c.data.type = type;