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netns xfrm: ->dst_lookup in netns

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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 17:51:25 -08:00 committed by David S. Miller
parent db983c1144
commit c5b3cf46ea
4 changed files with 14 additions and 10 deletions
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3
include/net/xfrm.h
View File

@ -266,7 +266,8 @@ struct xfrm_policy_afinfo {
unsigned short family; unsigned short family;
struct dst_ops *dst_ops; struct dst_ops *dst_ops;
void (*garbage_collect)(struct net *net); void (*garbage_collect)(struct net *net);
struct dst_entry *(*dst_lookup)(int tos, xfrm_address_t *saddr, struct dst_entry *(*dst_lookup)(struct net *net, int tos,
xfrm_address_t *saddr,
xfrm_address_t *daddr); xfrm_address_t *daddr);
int (*get_saddr)(xfrm_address_t *saddr, xfrm_address_t *daddr); int (*get_saddr)(xfrm_address_t *saddr, xfrm_address_t *daddr);
struct dst_entry *(*find_bundle)(struct flowi *fl, struct xfrm_policy *policy); struct dst_entry *(*find_bundle)(struct flowi *fl, struct xfrm_policy *policy);

7
net/ipv4/xfrm4_policy.c
View File

@ -18,7 +18,8 @@
static struct dst_ops xfrm4_dst_ops; static struct dst_ops xfrm4_dst_ops;
static struct xfrm_policy_afinfo xfrm4_policy_afinfo; static struct xfrm_policy_afinfo xfrm4_policy_afinfo;
static struct dst_entry *xfrm4_dst_lookup(int tos, xfrm_address_t *saddr, static struct dst_entry *xfrm4_dst_lookup(struct net *net, int tos,
xfrm_address_t *saddr,
xfrm_address_t *daddr) xfrm_address_t *daddr)
{ {
struct flowi fl = { struct flowi fl = {
@ -36,7 +37,7 @@ static struct dst_entry *xfrm4_dst_lookup(int tos, xfrm_address_t *saddr,
if (saddr) if (saddr)
fl.fl4_src = saddr->a4; fl.fl4_src = saddr->a4;
err = __ip_route_output_key(&init_net, &rt, &fl); err = __ip_route_output_key(net, &rt, &fl);
dst = &rt->u.dst; dst = &rt->u.dst;
if (err) if (err)
dst = ERR_PTR(err); dst = ERR_PTR(err);
@ -48,7 +49,7 @@ static int xfrm4_get_saddr(xfrm_address_t *saddr, xfrm_address_t *daddr)
struct dst_entry *dst; struct dst_entry *dst;
struct rtable *rt; struct rtable *rt;
dst = xfrm4_dst_lookup(0, NULL, daddr); dst = xfrm4_dst_lookup(&init_net, 0, NULL, daddr);
if (IS_ERR(dst)) if (IS_ERR(dst))
return -EHOSTUNREACH; return -EHOSTUNREACH;

7
net/ipv6/xfrm6_policy.c
View File

@ -27,7 +27,8 @@
static struct dst_ops xfrm6_dst_ops; static struct dst_ops xfrm6_dst_ops;
static struct xfrm_policy_afinfo xfrm6_policy_afinfo; static struct xfrm_policy_afinfo xfrm6_policy_afinfo;
static struct dst_entry *xfrm6_dst_lookup(int tos, xfrm_address_t *saddr, static struct dst_entry *xfrm6_dst_lookup(struct net *net, int tos,
xfrm_address_t *saddr,
xfrm_address_t *daddr) xfrm_address_t *daddr)
{ {
struct flowi fl = {}; struct flowi fl = {};
@ -38,7 +39,7 @@ static struct dst_entry *xfrm6_dst_lookup(int tos, xfrm_address_t *saddr,
if (saddr) if (saddr)
memcpy(&fl.fl6_src, saddr, sizeof(fl.fl6_src)); memcpy(&fl.fl6_src, saddr, sizeof(fl.fl6_src));
dst = ip6_route_output(&init_net, NULL, &fl); dst = ip6_route_output(net, NULL, &fl);
err = dst->error; err = dst->error;
if (dst->error) { if (dst->error) {
@ -54,7 +55,7 @@ static int xfrm6_get_saddr(xfrm_address_t *saddr, xfrm_address_t *daddr)
struct dst_entry *dst; struct dst_entry *dst;
struct net_device *dev; struct net_device *dev;
dst = xfrm6_dst_lookup(0, NULL, daddr); dst = xfrm6_dst_lookup(&init_net, 0, NULL, daddr);
if (IS_ERR(dst)) if (IS_ERR(dst))
return -EHOSTUNREACH; return -EHOSTUNREACH;

7
net/xfrm/xfrm_policy.c
View File

@ -92,7 +92,7 @@ int xfrm_selector_match(struct xfrm_selector *sel, struct flowi *fl,
return 0; return 0;
} }
static inline struct dst_entry *__xfrm_dst_lookup(int tos, static inline struct dst_entry *__xfrm_dst_lookup(struct net *net, int tos,
xfrm_address_t *saddr, xfrm_address_t *saddr,
xfrm_address_t *daddr, xfrm_address_t *daddr,
int family) int family)
@ -104,7 +104,7 @@ static inline struct dst_entry *__xfrm_dst_lookup(int tos,
if (unlikely(afinfo == NULL)) if (unlikely(afinfo == NULL))
return ERR_PTR(-EAFNOSUPPORT); return ERR_PTR(-EAFNOSUPPORT);
dst = afinfo->dst_lookup(tos, saddr, daddr); dst = afinfo->dst_lookup(net, tos, saddr, daddr);
xfrm_policy_put_afinfo(afinfo); xfrm_policy_put_afinfo(afinfo);
@ -116,6 +116,7 @@ static inline struct dst_entry *xfrm_dst_lookup(struct xfrm_state *x, int tos,
xfrm_address_t *prev_daddr, xfrm_address_t *prev_daddr,
int family) int family)
{ {
struct net *net = xs_net(x);
xfrm_address_t *saddr = &x->props.saddr; xfrm_address_t *saddr = &x->props.saddr;
xfrm_address_t *daddr = &x->id.daddr; xfrm_address_t *daddr = &x->id.daddr;
struct dst_entry *dst; struct dst_entry *dst;
@ -129,7 +130,7 @@ static inline struct dst_entry *xfrm_dst_lookup(struct xfrm_state *x, int tos,
daddr = x->coaddr; daddr = x->coaddr;
} }
dst = __xfrm_dst_lookup(tos, saddr, daddr, family); dst = __xfrm_dst_lookup(net, tos, saddr, daddr, family);
if (!IS_ERR(dst)) { if (!IS_ERR(dst)) {
if (prev_saddr != saddr) if (prev_saddr != saddr)