netns xfrm: add struct xfrm_state::xs_net

To avoid unnecessary complications with passing netns around.

* set once, very early after allocating
* once set, never changes

For a while create every xfrm_state in init_net.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 2 deletions

diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index ee15d5dd6544..65cdaa5c2280 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -320,7 +320,7 @@ static struct xfrm_state *xfrm_state_construct(struct xfrm_usersa_info *p,
                                                struct nlattr **attrs,
                                                int *errp)
 {
-        struct xfrm_state *x = xfrm_state_alloc();
+        struct xfrm_state *x = xfrm_state_alloc(&init_net);
         int err = -ENOMEM;
 
         if (!x)
@@ -1663,7 +1663,7 @@ static int xfrm_add_acquire(struct sk_buff *skb, struct nlmsghdr *nlh,
         struct nlattr *rt = attrs[XFRMA_TMPL];
 
         struct xfrm_user_acquire *ua = nlmsg_data(nlh);
-        struct xfrm_state *x = xfrm_state_alloc();
+        struct xfrm_state *x = xfrm_state_alloc(&init_net);
         int err = -ENOMEM;
 
         if (!x)